303054002: Structure of external rectal venous plexus (body structure)

SNOMED CT Concept\Body structure\Anatomical or acquired body structure (body structure)\Anatomical structure\...

\Body organ structure\Organ part (body structure)\Digestive organ part (body structure)\Lower gastrointestinal tract part\Anal canal structure\Region of anal canal\Structure of terminal part of anal canal (body structure)\Structure of external rectal venous plexus (body structure)
\Body organ structure\Organ part (body structure)\Digestive organ part (body structure)\Lower gastrointestinal tract part\Anal canal structure\Region of anal canal\Structure of hemorrhoidal zone\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel within perineal region\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel within perineal region\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Systemic vascular structure\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel within perineal region\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Systemic vascular structure\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel within perineal region\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Systemic vascular structure\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Systemic vascular structure\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Systemic vascular structure\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Systemic vascular structure\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Systemic vascular structure\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Systemic vascular structure\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Systemic vascular structure\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Systemic vascular structure\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Venous structure (body structure)\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Venous structure (body structure)\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Venous structure (body structure)\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Venous structure (body structure)\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Venous structure (body structure)\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body organ structure\Blood vessel structure (body structure)\Venous structure (body structure)\Structure of venous network\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body organ structure\Digestive organ structure (body structure)\Digestive organ part (body structure)\Lower gastrointestinal tract part\Anal canal structure\Region of anal canal\Structure of terminal part of anal canal (body structure)\Structure of external rectal venous plexus (body structure)
\Body organ structure\Digestive organ structure (body structure)\Digestive organ part (body structure)\Lower gastrointestinal tract part\Anal canal structure\Region of anal canal\Structure of hemorrhoidal zone\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)

\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel within perineal region\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel within perineal region\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel within perineal region\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel within perineal region\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Cardiovascular structure of trunk\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Cardiovascular structure of trunk\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Cardiovascular structure of trunk\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Cardiovascular structure of trunk\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Cardiovascular structure of trunk\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Cardiovascular structure of trunk\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure (body structure)\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Venous system structure (body structure)\Venous structure (body structure)\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Venous system structure (body structure)\Venous structure (body structure)\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Venous system structure (body structure)\Venous structure (body structure)\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Venous system structure (body structure)\Venous structure (body structure)\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Venous system structure (body structure)\Venous structure (body structure)\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Venous system structure (body structure)\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Venous system structure (body structure)\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Venous system structure (body structure)\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Venous system structure (body structure)\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Venous system structure (body structure)\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Venous system structure (body structure)\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Venous system structure (body structure)\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Venous system structure (body structure)\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Venous system structure (body structure)\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Venous system structure (body structure)\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Venous system structure (body structure)\Venous structure (body structure)\Structure of venous network\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel within perineal region\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel within perineal region\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Systemic vascular structure\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel within perineal region\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Systemic vascular structure\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel within perineal region\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Systemic vascular structure\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Systemic vascular structure\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Systemic vascular structure\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Systemic vascular structure\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Systemic vascular structure\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Systemic vascular structure\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Systemic vascular structure\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Systemic vascular structure\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Venous structure (body structure)\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Venous structure (body structure)\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Venous structure (body structure)\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Venous structure (body structure)\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Venous structure (body structure)\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of cardiovascular system (body structure)\Blood vessel structure (body structure)\Venous structure (body structure)\Structure of venous network\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of digestive system (body structure)\Structure of intestine and/or mesentery (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of digestive system (body structure)\Structure of intestine and/or mesentery (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of digestive system (body structure)\Structure of intestine and/or mesentery (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of digestive system (body structure)\Structure of intestine and/or mesentery (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of digestive system (body structure)\Structure of intestine and/or mesentery (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of digestive system (body structure)\Structure of intestine and/or mesentery (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of digestive system (body structure)\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of digestive system (body structure)\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of digestive system (body structure)\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of digestive system (body structure)\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of digestive system (body structure)\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of digestive system (body structure)\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of digestive system (body structure)\Entire digestive tract including mouth, oesophagus, stomach and intestines\Digestive tract part (body structure)\Gastrointestinal tract structure\Anorectal structure\Anal structure\Anus part\Anal canal structure\Region of anal canal\Structure of terminal part of anal canal (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of digestive system (body structure)\Entire digestive tract including mouth, oesophagus, stomach and intestines\Digestive tract part (body structure)\Gastrointestinal tract structure\Anorectal structure\Anal structure\Anus part\Anal canal structure\Region of anal canal\Structure of hemorrhoidal zone\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of digestive system (body structure)\Entire digestive tract including mouth, oesophagus, stomach and intestines\Digestive tract part (body structure)\Gastrointestinal tract structure\Jejunum, ileum, colon, rectum, and anal canal\Lower gastrointestinal tract part\Anal canal structure\Region of anal canal\Structure of terminal part of anal canal (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of digestive system (body structure)\Entire digestive tract including mouth, oesophagus, stomach and intestines\Digestive tract part (body structure)\Gastrointestinal tract structure\Jejunum, ileum, colon, rectum, and anal canal\Lower gastrointestinal tract part\Anal canal structure\Region of anal canal\Structure of hemorrhoidal zone\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of digestive system (body structure)\Digestive organ structure (body structure)\Digestive organ part (body structure)\Lower gastrointestinal tract part\Anal canal structure\Region of anal canal\Structure of terminal part of anal canal (body structure)\Structure of external rectal venous plexus (body structure)
\Body system structure\Structure of digestive system (body structure)\Digestive organ structure (body structure)\Digestive organ part (body structure)\Lower gastrointestinal tract part\Anal canal structure\Region of anal canal\Structure of hemorrhoidal zone\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)

\Body tissue structure\Structure of soft tissue (body structure)\...

\Structure of lymphatic vessel and/or blood vessel (body structure)\Blood vessel structure (body structure)\...

\Regional blood vessel structure (body structure)\Vascular structure of trunk\...

\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel within perineal region\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel within perineal region\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)

\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\...

\Vascular structure of large intestine\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Vascular structure of large intestine\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Vascular structure of large intestine\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)

\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)

\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Structure of vein of trunk (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Structure of vein of trunk (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Structure of vein of trunk (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Structure of vein of trunk (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Structure of vein of trunk (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)

\Systemic vascular structure\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel within perineal region\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Systemic vascular structure\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel within perineal region\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Systemic vascular structure\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Systemic vascular structure\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Systemic vascular structure\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Systemic vascular structure\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Systemic vascular structure\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Systemic vascular structure\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Systemic vascular structure\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Systemic vascular structure\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)

\Venous structure (body structure)\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Venous structure (body structure)\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Venous structure (body structure)\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Venous structure (body structure)\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Venous structure (body structure)\Systemic venous structure (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Venous structure (body structure)\Structure of vein of trunk (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Venous structure (body structure)\Structure of venous network\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)

\Structure of soft tissues of trunk\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Structure of soft tissues of trunk\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Structure of soft tissues of trunk\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Structure of soft tissues of trunk\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Structure of soft tissues of trunk\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Structure of soft tissues of trunk\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Structure of soft tissues of trunk\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Structure of soft tissues of trunk\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Structure of soft tissues of trunk\Structure of soft tissue of pelvic segment of trunk\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Structure of soft tissues of trunk\Structure of soft tissue of pelvic segment of trunk\Structure of soft tissues of perineum (body structure)\Structure of blood vessel within perineal region\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Structure of soft tissues of trunk\Structure of soft tissue of pelvic segment of trunk\Structure of soft tissues of perineum (body structure)\Structure of blood vessel within perineal region\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)

\Body region structure\Structure of half of body lateral to midsagittal plane\Structure of half of trunk lateral to midsagittal plane (body structure)\Structure of lateral half of abdomen lateral to midsagittal plane\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Structure of half of body lateral to midsagittal plane\Structure of half of trunk lateral to midsagittal plane (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Chest and abdomen\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Structure of lateral half of abdomen lateral to midsagittal plane\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Chest and abdomen\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Chest and abdomen\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Chest and abdomen\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Chest and abdomen\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Chest and abdomen\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Chest and abdomen\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Chest and abdomen\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Chest and abdomen\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Structure of abdominopelvic segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Structure of lateral half of abdomen lateral to midsagittal plane\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Structure of abdominopelvic segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Structure of abdominopelvic segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Structure of abdominopelvic segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Structure of abdominopelvic segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Structure of abdominopelvic segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Structure of abdominopelvic segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Structure of abdominopelvic segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Structure of abdominopelvic segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel within perineal region\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel within perineal region\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Perineal structure\Anal region structure\Anal structure\Anus part\Anal canal structure\Region of anal canal\Structure of terminal part of anal canal (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Perineal structure\Anal region structure\Anal structure\Anus part\Anal canal structure\Region of anal canal\Structure of hemorrhoidal zone\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Perineal structure\Structure of soft tissues of perineum (body structure)\Structure of blood vessel within perineal region\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Perineal structure\Structure of soft tissues of perineum (body structure)\Structure of blood vessel within perineal region\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic segment of trunk\Structure of soft tissue of pelvic segment of trunk\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic segment of trunk\Structure of soft tissue of pelvic segment of trunk\Structure of soft tissues of perineum (body structure)\Structure of blood vessel within perineal region\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic segment of trunk\Structure of soft tissue of pelvic segment of trunk\Structure of soft tissues of perineum (body structure)\Structure of blood vessel within perineal region\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic segment of trunk\Anorectal structure\Anal structure\Anus part\Anal canal structure\Region of anal canal\Structure of terminal part of anal canal (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic segment of trunk\Anorectal structure\Anal structure\Anus part\Anal canal structure\Region of anal canal\Structure of hemorrhoidal zone\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic segment of trunk\Perineal structure\Anal region structure\Anal structure\Anus part\Anal canal structure\Region of anal canal\Structure of terminal part of anal canal (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic segment of trunk\Perineal structure\Anal region structure\Anal structure\Anus part\Anal canal structure\Region of anal canal\Structure of hemorrhoidal zone\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic segment of trunk\Perineal structure\Structure of soft tissues of perineum (body structure)\Structure of blood vessel within perineal region\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic segment of trunk\Perineal structure\Structure of soft tissues of perineum (body structure)\Structure of blood vessel within perineal region\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Structure of abdominopelvic segment of trunk (body structure)\Jejunum, ileum, colon, rectum, and anal canal\Lower gastrointestinal tract part\Anal canal structure\Region of anal canal\Structure of terminal part of anal canal (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Structure of abdominopelvic segment of trunk (body structure)\Jejunum, ileum, colon, rectum, and anal canal\Lower gastrointestinal tract part\Anal canal structure\Region of anal canal\Structure of hemorrhoidal zone\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Structure of neck and/or chest and/or abdomen and/or pelvis (body structure)\Neck and/or chest and/or abdomen structure (body structure)\Chest and abdomen\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Structure of lateral half of abdomen lateral to midsagittal plane\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Structure of neck and/or chest and/or abdomen and/or pelvis (body structure)\Neck and/or chest and/or abdomen structure (body structure)\Chest and abdomen\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Structure of neck and/or chest and/or abdomen and/or pelvis (body structure)\Neck and/or chest and/or abdomen structure (body structure)\Chest and abdomen\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Structure of neck and/or chest and/or abdomen and/or pelvis (body structure)\Neck and/or chest and/or abdomen structure (body structure)\Chest and abdomen\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Structure of neck and/or chest and/or abdomen and/or pelvis (body structure)\Neck and/or chest and/or abdomen structure (body structure)\Chest and abdomen\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Structure of neck and/or chest and/or abdomen and/or pelvis (body structure)\Neck and/or chest and/or abdomen structure (body structure)\Chest and abdomen\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Structure of neck and/or chest and/or abdomen and/or pelvis (body structure)\Neck and/or chest and/or abdomen structure (body structure)\Chest and abdomen\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Structure of neck and/or chest and/or abdomen and/or pelvis (body structure)\Neck and/or chest and/or abdomen structure (body structure)\Chest and abdomen\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Structure of neck and/or chest and/or abdomen and/or pelvis (body structure)\Neck and/or chest and/or abdomen structure (body structure)\Chest and abdomen\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel within perineal region\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel within perineal region\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Regional blood vessel structure (body structure)\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Regional blood vessel structure (body structure)\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Regional blood vessel structure (body structure)\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Regional blood vessel structure (body structure)\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Regional blood vessel structure (body structure)\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Regional blood vessel structure (body structure)\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Regional blood vessel structure (body structure)\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of pelvic cross-sectional segment of trunk and/or lower limb (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel within perineal region\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of pelvic cross-sectional segment of trunk and/or lower limb (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel within perineal region\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of pelvic cross-sectional segment of trunk and/or lower limb (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of pelvic cross-sectional segment of trunk and/or lower limb (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of pelvic cross-sectional segment of trunk and/or lower limb (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of pelvic cross-sectional segment of trunk and/or lower limb (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Perineal structure\Anal region structure\Anal structure\Anus part\Anal canal structure\Region of anal canal\Structure of terminal part of anal canal (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of pelvic cross-sectional segment of trunk and/or lower limb (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Perineal structure\Anal region structure\Anal structure\Anus part\Anal canal structure\Region of anal canal\Structure of hemorrhoidal zone\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of pelvic cross-sectional segment of trunk and/or lower limb (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Perineal structure\Structure of soft tissues of perineum (body structure)\Structure of blood vessel within perineal region\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of pelvic cross-sectional segment of trunk and/or lower limb (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Perineal structure\Structure of soft tissues of perineum (body structure)\Structure of blood vessel within perineal region\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of abdominopelvic segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Structure of lateral half of abdomen lateral to midsagittal plane\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of abdominopelvic segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of abdominopelvic segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of abdominopelvic segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of abdominopelvic segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of abdominopelvic segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of abdominopelvic segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of abdominopelvic segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of abdominopelvic segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel within perineal region\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel within perineal region\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Perineal structure\Anal region structure\Anal structure\Anus part\Anal canal structure\Region of anal canal\Structure of terminal part of anal canal (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Perineal structure\Anal region structure\Anal structure\Anus part\Anal canal structure\Region of anal canal\Structure of hemorrhoidal zone\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Perineal structure\Structure of soft tissues of perineum (body structure)\Structure of blood vessel within perineal region\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Perineal structure\Structure of soft tissues of perineum (body structure)\Structure of blood vessel within perineal region\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic segment of trunk\Structure of soft tissue of pelvic segment of trunk\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic segment of trunk\Structure of soft tissue of pelvic segment of trunk\Structure of soft tissues of perineum (body structure)\Structure of blood vessel within perineal region\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic segment of trunk\Structure of soft tissue of pelvic segment of trunk\Structure of soft tissues of perineum (body structure)\Structure of blood vessel within perineal region\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic segment of trunk\Anorectal structure\Anal structure\Anus part\Anal canal structure\Region of anal canal\Structure of terminal part of anal canal (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic segment of trunk\Anorectal structure\Anal structure\Anus part\Anal canal structure\Region of anal canal\Structure of hemorrhoidal zone\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic segment of trunk\Perineal structure\Anal region structure\Anal structure\Anus part\Anal canal structure\Region of anal canal\Structure of terminal part of anal canal (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic segment of trunk\Perineal structure\Anal region structure\Anal structure\Anus part\Anal canal structure\Region of anal canal\Structure of hemorrhoidal zone\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic segment of trunk\Perineal structure\Structure of soft tissues of perineum (body structure)\Structure of blood vessel within perineal region\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic segment of trunk\Perineal structure\Structure of soft tissues of perineum (body structure)\Structure of blood vessel within perineal region\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of abdominopelvic segment of trunk (body structure)\Jejunum, ileum, colon, rectum, and anal canal\Lower gastrointestinal tract part\Anal canal structure\Region of anal canal\Structure of terminal part of anal canal (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Lower body structure (body structure)\Lower body part structure\Structure of abdominopelvic segment of trunk (body structure)\Jejunum, ileum, colon, rectum, and anal canal\Lower gastrointestinal tract part\Anal canal structure\Region of anal canal\Structure of hemorrhoidal zone\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel within perineal region\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel within perineal region\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic cross-sectional segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Structure of lateral half of abdomen lateral to midsagittal plane\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic cross-sectional segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic cross-sectional segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic cross-sectional segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic cross-sectional segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic cross-sectional segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic cross-sectional segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic cross-sectional segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic cross-sectional segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic cross-sectional segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel within perineal region\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic cross-sectional segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel within perineal region\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic cross-sectional segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic cross-sectional segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic cross-sectional segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic cross-sectional segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Perineal structure\Anal region structure\Anal structure\Anus part\Anal canal structure\Region of anal canal\Structure of terminal part of anal canal (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic cross-sectional segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Perineal structure\Anal region structure\Anal structure\Anus part\Anal canal structure\Region of anal canal\Structure of hemorrhoidal zone\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic cross-sectional segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Perineal structure\Structure of soft tissues of perineum (body structure)\Structure of blood vessel within perineal region\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic cross-sectional segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Perineal structure\Structure of soft tissues of perineum (body structure)\Structure of blood vessel within perineal region\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic cross-sectional segment of trunk (body structure)\Jejunum, ileum, colon, rectum, and anal canal\Lower gastrointestinal tract part\Anal canal structure\Region of anal canal\Structure of terminal part of anal canal (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic cross-sectional segment of trunk (body structure)\Jejunum, ileum, colon, rectum, and anal canal\Lower gastrointestinal tract part\Anal canal structure\Region of anal canal\Structure of hemorrhoidal zone\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of half of trunk lateral to midsagittal plane (body structure)\Structure of lateral half of abdomen lateral to midsagittal plane\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of half of trunk lateral to midsagittal plane (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Structure of lateral half of abdomen lateral to midsagittal plane\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic segment of trunk (body structure)\Structure of abdominopelvic cavity and/or content of abdominopelvic cavity and/or anterior abdominal wall (body structure)\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel within perineal region\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel within perineal region\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Perineal structure\Anal region structure\Anal structure\Anus part\Anal canal structure\Region of anal canal\Structure of terminal part of anal canal (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Perineal structure\Anal region structure\Anal structure\Anus part\Anal canal structure\Region of anal canal\Structure of hemorrhoidal zone\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Perineal structure\Structure of soft tissues of perineum (body structure)\Structure of blood vessel within perineal region\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic cross-sectional segment of trunk (body structure)\Perineal structure\Structure of soft tissues of perineum (body structure)\Structure of blood vessel within perineal region\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic segment of trunk\Structure of soft tissue of pelvic segment of trunk\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic segment of trunk\Structure of soft tissue of pelvic segment of trunk\Structure of soft tissues of perineum (body structure)\Structure of blood vessel within perineal region\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic segment of trunk\Structure of soft tissue of pelvic segment of trunk\Structure of soft tissues of perineum (body structure)\Structure of blood vessel within perineal region\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic segment of trunk\Anorectal structure\Anal structure\Anus part\Anal canal structure\Region of anal canal\Structure of terminal part of anal canal (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic segment of trunk\Anorectal structure\Anal structure\Anus part\Anal canal structure\Region of anal canal\Structure of hemorrhoidal zone\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic segment of trunk\Perineal structure\Anal region structure\Anal structure\Anus part\Anal canal structure\Region of anal canal\Structure of terminal part of anal canal (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic segment of trunk\Perineal structure\Anal region structure\Anal structure\Anus part\Anal canal structure\Region of anal canal\Structure of hemorrhoidal zone\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic segment of trunk\Perineal structure\Structure of soft tissues of perineum (body structure)\Structure of blood vessel within perineal region\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic segment of trunk (body structure)\Structure of pelvic segment of trunk\Perineal structure\Structure of soft tissues of perineum (body structure)\Structure of blood vessel within perineal region\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic segment of trunk (body structure)\Jejunum, ileum, colon, rectum, and anal canal\Lower gastrointestinal tract part\Anal canal structure\Region of anal canal\Structure of terminal part of anal canal (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of subregion of trunk\Structure of abdominopelvic segment of trunk (body structure)\Jejunum, ileum, colon, rectum, and anal canal\Lower gastrointestinal tract part\Anal canal structure\Region of anal canal\Structure of hemorrhoidal zone\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel within perineal region\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of blood vessel within perineal region\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of pelvic cross-sectional segment of trunk (body structure)\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of blood vessel of abdominopelvic cross-sectional segment of trunk\Structure of blood vessel of abdomen (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Cardiovascular structure of trunk\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Cardiovascular structure of trunk\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Cardiovascular structure of trunk\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Cardiovascular structure of trunk\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Cardiovascular structure of trunk\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Cardiovascular structure of trunk\Vascular structure of trunk\Vascular structure of gastrointestinal tract (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Structure of vein of pelvic cross-sectional segment of trunk (body structure)\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of systemic vein of trunk\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Cardiovascular structure of trunk\Vascular structure of trunk\Structure of vein of trunk (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of soft tissues of trunk\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of soft tissues of trunk\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of soft tissues of trunk\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Vascular structure of large intestine\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of soft tissues of trunk\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of soft tissues of trunk\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of soft tissues of trunk\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of blood vessel of intestine (body structure)\Structure of intestinal vein\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of soft tissues of trunk\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of soft tissues of trunk\Soft tissue of abdomen\Structure of blood vessel of abdomen (body structure)\Structure of abdominal vein\Systemic abdominal vein\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of soft tissues of trunk\Structure of soft tissue of pelvic segment of trunk\Structure of tributary of middle hemorrhoidal vein (body structure)\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of soft tissues of trunk\Structure of soft tissue of pelvic segment of trunk\Structure of soft tissues of perineum (body structure)\Structure of blood vessel within perineal region\Structure of tributary of inferior hemorrhoidal vein\Structure of external rectal venous plexus (body structure)
\Body region structure\Body part structure\Trunk structure\Structure of soft tissues of trunk\Structure of soft tissue of pelvic segment of trunk\Structure of soft tissues of perineum (body structure)\Structure of blood vessel within perineal region\Structure of perineal vein (body structure)\Structure of hemorrhoidal plexus\Structure of external rectal venous plexus (body structure)

Status: current, Not sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jan 2002. Module: SNOMED CT core

Descriptions:

Id Description Lang Type Status Case? Module

445106010 External rectal venous plexus en Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT core

1216336018 External haemorrhoidal plexus en Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT core

1217835018 External hemorrhoidal plexus en Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT core

4627996016 Structure of external rectal venous plexus (body structure) en Fully specified name Active Entire term case insensitive (core metadata concept) SNOMED CT core

4627997013 Structure of external rectal venous plexus en Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT core

445106010 External rectal venous plexus en Synonym (core metadata concept) Active Only initial character case insensitive (core metadata concept) SNOMED CT core

445106010 External rectal venous plexus en Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT core

699226018 External rectal venous plexus (body structure) en Fully specified name Active Only initial character case insensitive (core metadata concept) SNOMED CT core

699226018 External rectal venous plexus (body structure) en Fully specified name Active Entire term case insensitive (core metadata concept) SNOMED CT core

1216336018 External haemorrhoidal plexus en Synonym (core metadata concept) Active Only initial character case insensitive (core metadata concept) SNOMED CT core

1216336018 External haemorrhoidal plexus en Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT core

1217835018 External hemorrhoidal plexus en Synonym (core metadata concept) Active Only initial character case insensitive (core metadata concept) SNOMED CT core

1217835018 External hemorrhoidal plexus en Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT core

4627996016 Structure of external rectal venous plexus (body structure) en Fully specified name Active Entire term case insensitive (core metadata concept) SNOMED CT core

4627997013 Structure of external rectal venous plexus en Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT core

1736851000172113 plexus veineux rectal externe fr Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT Switzerland NRC maintained Module

1736851000172113 plexus veineux rectal externe fr Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT Switzerland NRC maintained Module

Expanded Value Set

Outbound Relationships	Type	Target	Active	Characteristic	Refinability	Group	Values
Structure of external rectal venous plexus (body structure)	Is a	Structure of hemorrhoidal plexus	true	Inferred relationship	Existential restriction modifier (core metadata concept)
Structure of external rectal venous plexus (body structure)	Is a	Middle rectal vein and its tributaries	false	Inferred relationship	Existential restriction modifier (core metadata concept)
Structure of external rectal venous plexus (body structure)	Is a	Inferior rectal vein and its tributaries	false	Inferred relationship	Existential restriction modifier (core metadata concept)
Structure of external rectal venous plexus (body structure)	partie de	Entire pelvis (body structure)	false	Additional relationship (core metadata concept)	Existential restriction modifier (core metadata concept)
Structure of external rectal venous plexus (body structure)	partie de	Entire venous system	false	Additional relationship (core metadata concept)	Existential restriction modifier (core metadata concept)
Structure of external rectal venous plexus (body structure)	partie de	Entire intestine	false	Additional relationship (core metadata concept)	Existential restriction modifier (core metadata concept)
Structure of external rectal venous plexus (body structure)	partie de	Entire lower gastrointestinal tract (body structure)	false	Additional relationship (core metadata concept)	Existential restriction modifier (core metadata concept)
Structure of external rectal venous plexus (body structure)	Is a	Structure of tributary of inferior hemorrhoidal vein	true	Inferred relationship	Existential restriction modifier (core metadata concept)
Structure of external rectal venous plexus (body structure)	Is a	Structure of tributary of middle hemorrhoidal vein (body structure)	true	Inferred relationship	Existential restriction modifier (core metadata concept)
Structure of external rectal venous plexus (body structure)	Is a	Structure of terminal part of anal canal (body structure)	true	Inferred relationship	Existential restriction modifier (core metadata concept)
Structure of external rectal venous plexus (body structure)	Laterality	Side	true	Inferred relationship	Existential restriction modifier (core metadata concept)

Inbound Relationships	Type	Active	Source	Characteristic	Refinability	Group
Destruction of hemorrhoids, external	Procedure site - Direct (attribute)	False	Structure of external rectal venous plexus (body structure)	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Destruction of hemorrhoids, internal and external	Procedure site - Direct (attribute)	True	Structure of external rectal venous plexus (body structure)	Inferred relationship	Existential restriction modifier (core metadata concept)	2
Destruction of hemorrhoids, external	Procedure site - Direct (attribute)	True	Structure of external rectal venous plexus (body structure)	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Internal and external hemorrhoidectomy and anal fissurectomy	Procedure site - Direct (attribute)	True	Structure of external rectal venous plexus (body structure)	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Entire external rectal venous plexus (body structure)	Is a	True	Structure of external rectal venous plexus (body structure)	Inferred relationship	Existential restriction modifier (core metadata concept)
Thrombosed external hemorrhoids	Finding site	False	Structure of external rectal venous plexus (body structure)	Inferred relationship	Existential restriction modifier (core metadata concept)	2
Prolapsed external hemorrhoids	Finding site	True	Structure of external rectal venous plexus (body structure)	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Ulcerated external haemorrhoids	Finding site	True	Structure of external rectal venous plexus (body structure)	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Strangulated external hemorrhoids	Finding site	True	Structure of external rectal venous plexus (body structure)	Inferred relationship	Existential restriction modifier (core metadata concept)	2
Clotted venous saccule	Finding site	False	Structure of external rectal venous plexus (body structure)	Inferred relationship	Existential restriction modifier (core metadata concept)	2
External hemorrhoids	Finding site	True	Structure of external rectal venous plexus (body structure)	Inferred relationship	Existential restriction modifier (core metadata concept)	1
hémorroïde externe sans complication	Finding site	False	Structure of external rectal venous plexus (body structure)	Inferred relationship	Existential restriction modifier (core metadata concept)	2
Bleeding external hemorrhoids	Finding site	True	Structure of external rectal venous plexus (body structure)	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Interno-external hemorrhoid	Finding site	True	Structure of external rectal venous plexus (body structure)	Inferred relationship	Existential restriction modifier (core metadata concept)	2
Thrombosed external hemorrhoids	Finding site	True	Structure of external rectal venous plexus (body structure)	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Strangulated external hemorrhoids	Finding site	True	Structure of external rectal venous plexus (body structure)	Inferred relationship	Existential restriction modifier (core metadata concept)	1

Reference Sets

Lateralizable body structure reference set (foundation metadata concept)

Anatomy structure and entire association reference set (foundation metadata concept)