128594000: Structure of low right atrium (body structure)

• SNOMED CT Concept\Body structure (body structure)\Anatomical or acquired body structure (body structure)\Anatomical structure\...
• \Anatomical structure which has as its parts a heterogeneous collection of organs, organ parts, cells, cell parts or body part subdivisions that are adjacent to, or continuous with one another; does not constitute a cell part, cell, tissue, organ, or body part subdivision.\Structure of anatomical compartment (body structure)\Structure of body cavity and/or content\Structure of thoracic cavity and/or content\...
• \Intrathoracic cardiovascular structure\Heart and/or pericardium structure\Heart structure\Heart part (body structure)\...
• \Cardiac internal structure\The cardiac chamber consists of the wall that surrounds the cavity of a cardiac atrium or ventricle and the enclosed cavity space.\Atrial structure\Right atrial structure\Structure of low right atrium
• \Structure of right side of heart\Right atrial structure\Structure of low right atrium
• \Mediastinal structure\Region of mediastinum\Structure of inferior mediastinum (body structure)\Subdivision of inferior mediastinum\Middle mediastinum structure\Heart and/or pericardium structure\Heart structure\Heart part (body structure)\...
• \Cardiac internal structure\The cardiac chamber consists of the wall that surrounds the cavity of a cardiac atrium or ventricle and the enclosed cavity space.\Atrial structure\Right atrial structure\Structure of low right atrium
• \Structure of right side of heart\Right atrial structure\Structure of low right atrium
• \Structure of thoracic viscus\Heart structure\Heart part (body structure)\...
• \Cardiac internal structure\The cardiac chamber consists of the wall that surrounds the cavity of a cardiac atrium or ventricle and the enclosed cavity space.\Atrial structure\Right atrial structure\Structure of low right atrium
• \Structure of right side of heart\Right atrial structure\Structure of low right atrium
• \An anatomical structure that consists of the maximal set of organ parts so connected to one another that together they constitute a self-contained unit of macroscopic anatomy, distinct both morphologically and functionally from other such units. Together with other organs, an organ constitutes an organ system or a body part. An organ is divisible into organ parts but not organs (examples: femur, biceps, liver, heart, aorta, sciatic nerve, ovary).\Structure of viscus\Structure of thoracic viscus\Heart structure\Heart part (body structure)\Cardiac internal structure\The cardiac chamber consists of the wall that surrounds the cavity of a cardiac atrium or ventricle and the enclosed cavity space.\Atrial structure\Right atrial structure\Structure of low right atrium
• \An anatomical structure that consists of the maximal set of organ parts so connected to one another that together they constitute a self-contained unit of macroscopic anatomy, distinct both morphologically and functionally from other such units. Together with other organs, an organ constitutes an organ system or a body part. An organ is divisible into organ parts but not organs (examples: femur, biceps, liver, heart, aorta, sciatic nerve, ovary).\Structure of viscus\Structure of thoracic viscus\Heart structure\Heart part (body structure)\Structure of right side of heart\Right atrial structure\Structure of low right atrium
• \An anatomical structure that consists of the maximal set of organ parts so connected to one another that together they constitute a self-contained unit of macroscopic anatomy, distinct both morphologically and functionally from other such units. Together with other organs, an organ constitutes an organ system or a body part. An organ is divisible into organ parts but not organs (examples: femur, biceps, liver, heart, aorta, sciatic nerve, ovary).\Organ part\Cardiovascular organ part\Heart part (body structure)\Cardiac internal structure\The cardiac chamber consists of the wall that surrounds the cavity of a cardiac atrium or ventricle and the enclosed cavity space.\Atrial structure\Right atrial structure\Structure of low right atrium
• \An anatomical structure that consists of the maximal set of organ parts so connected to one another that together they constitute a self-contained unit of macroscopic anatomy, distinct both morphologically and functionally from other such units. Together with other organs, an organ constitutes an organ system or a body part. An organ is divisible into organ parts but not organs (examples: femur, biceps, liver, heart, aorta, sciatic nerve, ovary).\Organ part\Cardiovascular organ part\Heart part (body structure)\Structure of right side of heart\Right atrial structure\Structure of low right atrium
• \Body system structure\Structure of lung and/or mediastinum (body structure)\Mediastinal structure\Region of mediastinum\Structure of inferior mediastinum (body structure)\Subdivision of inferior mediastinum\Middle mediastinum structure\Heart and/or pericardium structure\Heart structure\Heart part (body structure)\Cardiac internal structure\The cardiac chamber consists of the wall that surrounds the cavity of a cardiac atrium or ventricle and the enclosed cavity space.\Atrial structure\Right atrial structure\Structure of low right atrium
• \Body system structure\Structure of lung and/or mediastinum (body structure)\Mediastinal structure\Region of mediastinum\Structure of inferior mediastinum (body structure)\Subdivision of inferior mediastinum\Middle mediastinum structure\Heart and/or pericardium structure\Heart structure\Heart part (body structure)\Structure of right side of heart\Right atrial structure\Structure of low right atrium
• \Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure\Cardiovascular structure of trunk\Intrathoracic cardiovascular structure\Heart and/or pericardium structure\Heart structure\Heart part (body structure)\Cardiac internal structure\The cardiac chamber consists of the wall that surrounds the cavity of a cardiac atrium or ventricle and the enclosed cavity space.\Atrial structure\Right atrial structure\Structure of low right atrium
• \Body system structure\Structure of cardiovascular system (body structure)\Regional cardiovascular structure\Cardiovascular structure of trunk\Intrathoracic cardiovascular structure\Heart and/or pericardium structure\Heart structure\Heart part (body structure)\Structure of right side of heart\Right atrial structure\Structure of low right atrium
• \Body system structure\Structure of cardiovascular system (body structure)\Cardiovascular organ part\Heart part (body structure)\Cardiac internal structure\The cardiac chamber consists of the wall that surrounds the cavity of a cardiac atrium or ventricle and the enclosed cavity space.\Atrial structure\Right atrial structure\Structure of low right atrium
• \Body system structure\Structure of cardiovascular system (body structure)\Cardiovascular organ part\Heart part (body structure)\Structure of right side of heart\Right atrial structure\Structure of low right atrium
• \Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Chest and/or abdomen structure (body structure)\Thoracic structure\Structure of thoracic cavity and/or content\Intrathoracic cardiovascular structure\Heart and/or pericardium structure\Heart structure\Heart part (body structure)\Cardiac internal structure\The cardiac chamber consists of the wall that surrounds the cavity of a cardiac atrium or ventricle and the enclosed cavity space.\Atrial structure\Right atrial structure\Structure of low right atrium
• \Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Chest and/or abdomen structure (body structure)\Thoracic structure\Structure of thoracic cavity and/or content\Intrathoracic cardiovascular structure\Heart and/or pericardium structure\Heart structure\Heart part (body structure)\Structure of right side of heart\Right atrial structure\Structure of low right atrium
• \Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Chest and/or abdomen structure (body structure)\Thoracic structure\Structure of thoracic cavity and/or content\Mediastinal structure\Region of mediastinum\Structure of inferior mediastinum (body structure)\Subdivision of inferior mediastinum\Middle mediastinum structure\Heart and/or pericardium structure\Heart structure\Heart part (body structure)\Cardiac internal structure\The cardiac chamber consists of the wall that surrounds the cavity of a cardiac atrium or ventricle and the enclosed cavity space.\Atrial structure\Right atrial structure\Structure of low right atrium
• \Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Chest and/or abdomen structure (body structure)\Thoracic structure\Structure of thoracic cavity and/or content\Mediastinal structure\Region of mediastinum\Structure of inferior mediastinum (body structure)\Subdivision of inferior mediastinum\Middle mediastinum structure\Heart and/or pericardium structure\Heart structure\Heart part (body structure)\Structure of right side of heart\Right atrial structure\Structure of low right atrium
• \Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Chest and/or abdomen structure (body structure)\Thoracic structure\Structure of thoracic cavity and/or content\Structure of thoracic viscus\Heart structure\Heart part (body structure)\Cardiac internal structure\The cardiac chamber consists of the wall that surrounds the cavity of a cardiac atrium or ventricle and the enclosed cavity space.\Atrial structure\Right atrial structure\Structure of low right atrium
• \Body region structure\Chest and/or abdomen and/or pelvis structure (body structure)\Chest and/or abdomen structure (body structure)\Thoracic structure\Structure of thoracic cavity and/or content\Structure of thoracic viscus\Heart structure\Heart part (body structure)\Structure of right side of heart\Right atrial structure\Structure of low right atrium
• \Body region structure\Neck, chest, abdomen, and pelvis\Neck and/or chest and/or abdomen structure (body structure)\Neck and/or chest structure (body structure)\Thoracic structure\Structure of thoracic cavity and/or content\Intrathoracic cardiovascular structure\Heart and/or pericardium structure\Heart structure\Heart part (body structure)\Cardiac internal structure\The cardiac chamber consists of the wall that surrounds the cavity of a cardiac atrium or ventricle and the enclosed cavity space.\Atrial structure\Right atrial structure\Structure of low right atrium
• \Body region structure\Neck, chest, abdomen, and pelvis\Neck and/or chest and/or abdomen structure (body structure)\Neck and/or chest structure (body structure)\Thoracic structure\Structure of thoracic cavity and/or content\Intrathoracic cardiovascular structure\Heart and/or pericardium structure\Heart structure\Heart part (body structure)\Structure of right side of heart\Right atrial structure\Structure of low right atrium
• \Body region structure\Neck, chest, abdomen, and pelvis\Neck and/or chest and/or abdomen structure (body structure)\Neck and/or chest structure (body structure)\Thoracic structure\Structure of thoracic cavity and/or content\Mediastinal structure\Region of mediastinum\Structure of inferior mediastinum (body structure)\Subdivision of inferior mediastinum\Middle mediastinum structure\Heart and/or pericardium structure\Heart structure\Heart part (body structure)\Cardiac internal structure\The cardiac chamber consists of the wall that surrounds the cavity of a cardiac atrium or ventricle and the enclosed cavity space.\Atrial structure\Right atrial structure\Structure of low right atrium
• \Body region structure\Neck, chest, abdomen, and pelvis\Neck and/or chest and/or abdomen structure (body structure)\Neck and/or chest structure (body structure)\Thoracic structure\Structure of thoracic cavity and/or content\Mediastinal structure\Region of mediastinum\Structure of inferior mediastinum (body structure)\Subdivision of inferior mediastinum\Middle mediastinum structure\Heart and/or pericardium structure\Heart structure\Heart part (body structure)\Structure of right side of heart\Right atrial structure\Structure of low right atrium
• \Body region structure\Neck, chest, abdomen, and pelvis\Neck and/or chest and/or abdomen structure (body structure)\Neck and/or chest structure (body structure)\Thoracic structure\Structure of thoracic cavity and/or content\Structure of thoracic viscus\Heart structure\Heart part (body structure)\Cardiac internal structure\The cardiac chamber consists of the wall that surrounds the cavity of a cardiac atrium or ventricle and the enclosed cavity space.\Atrial structure\Right atrial structure\Structure of low right atrium
• \Body region structure\Neck, chest, abdomen, and pelvis\Neck and/or chest and/or abdomen structure (body structure)\Neck and/or chest structure (body structure)\Thoracic structure\Structure of thoracic cavity and/or content\Structure of thoracic viscus\Heart structure\Heart part (body structure)\Structure of right side of heart\Right atrial structure\Structure of low right atrium
• \Body region structure\Neck, chest, abdomen, and pelvis\Neck and/or chest and/or abdomen structure (body structure)\Chest and/or abdomen structure (body structure)\Thoracic structure\Structure of thoracic cavity and/or content\Intrathoracic cardiovascular structure\Heart and/or pericardium structure\Heart structure\Heart part (body structure)\Cardiac internal structure\The cardiac chamber consists of the wall that surrounds the cavity of a cardiac atrium or ventricle and the enclosed cavity space.\Atrial structure\Right atrial structure\Structure of low right atrium
• \Body region structure\Neck, chest, abdomen, and pelvis\Neck and/or chest and/or abdomen structure (body structure)\Chest and/or abdomen structure (body structure)\Thoracic structure\Structure of thoracic cavity and/or content\Intrathoracic cardiovascular structure\Heart and/or pericardium structure\Heart structure\Heart part (body structure)\Structure of right side of heart\Right atrial structure\Structure of low right atrium
• \Body region structure\Neck, chest, abdomen, and pelvis\Neck and/or chest and/or abdomen structure (body structure)\Chest and/or abdomen structure (body structure)\Thoracic structure\Structure of thoracic cavity and/or content\Mediastinal structure\Region of mediastinum\Structure of inferior mediastinum (body structure)\Subdivision of inferior mediastinum\Middle mediastinum structure\Heart and/or pericardium structure\Heart structure\Heart part (body structure)\Cardiac internal structure\The cardiac chamber consists of the wall that surrounds the cavity of a cardiac atrium or ventricle and the enclosed cavity space.\Atrial structure\Right atrial structure\Structure of low right atrium
• \Body region structure\Neck, chest, abdomen, and pelvis\Neck and/or chest and/or abdomen structure (body structure)\Chest and/or abdomen structure (body structure)\Thoracic structure\Structure of thoracic cavity and/or content\Mediastinal structure\Region of mediastinum\Structure of inferior mediastinum (body structure)\Subdivision of inferior mediastinum\Middle mediastinum structure\Heart and/or pericardium structure\Heart structure\Heart part (body structure)\Structure of right side of heart\Right atrial structure\Structure of low right atrium
• \Body region structure\Neck, chest, abdomen, and pelvis\Neck and/or chest and/or abdomen structure (body structure)\Chest and/or abdomen structure (body structure)\Thoracic structure\Structure of thoracic cavity and/or content\Structure of thoracic viscus\Heart structure\Heart part (body structure)\Cardiac internal structure\The cardiac chamber consists of the wall that surrounds the cavity of a cardiac atrium or ventricle and the enclosed cavity space.\Atrial structure\Right atrial structure\Structure of low right atrium
• \Body region structure\Neck, chest, abdomen, and pelvis\Neck and/or chest and/or abdomen structure (body structure)\Chest and/or abdomen structure (body structure)\Thoracic structure\Structure of thoracic cavity and/or content\Structure of thoracic viscus\Heart structure\Heart part (body structure)\Structure of right side of heart\Right atrial structure\Structure of low right atrium
• \Body region structure\Body part structure\Upper body structure\Upper body part structure\This segment relates to the volume of the trunk that is bounded by and includes: superiorly the thoracic inlet; inferiorly the thoracic diaphragm; posteriorly the spinal column and back of the thorax; and laterally the chest wall: it contains the thoracic cavity and contents, and includes all the overlying muscles, skin and subcutaneous tissue.\Thoracic structure\Structure of thoracic cavity and/or content\Intrathoracic cardiovascular structure\Heart and/or pericardium structure\Heart structure\Heart part (body structure)\Cardiac internal structure\The cardiac chamber consists of the wall that surrounds the cavity of a cardiac atrium or ventricle and the enclosed cavity space.\Atrial structure\Right atrial structure\Structure of low right atrium
• \Body region structure\Body part structure\Upper body structure\Upper body part structure\This segment relates to the volume of the trunk that is bounded by and includes: superiorly the thoracic inlet; inferiorly the thoracic diaphragm; posteriorly the spinal column and back of the thorax; and laterally the chest wall: it contains the thoracic cavity and contents, and includes all the overlying muscles, skin and subcutaneous tissue.\Thoracic structure\Structure of thoracic cavity and/or content\Intrathoracic cardiovascular structure\Heart and/or pericardium structure\Heart structure\Heart part (body structure)\Structure of right side of heart\Right atrial structure\Structure of low right atrium
• \Body region structure\Body part structure\Upper body structure\Upper body part structure\This segment relates to the volume of the trunk that is bounded by and includes: superiorly the thoracic inlet; inferiorly the thoracic diaphragm; posteriorly the spinal column and back of the thorax; and laterally the chest wall: it contains the thoracic cavity and contents, and includes all the overlying muscles, skin and subcutaneous tissue.\Thoracic structure\Structure of thoracic cavity and/or content\Mediastinal structure\Region of mediastinum\Structure of inferior mediastinum (body structure)\Subdivision of inferior mediastinum\Middle mediastinum structure\Heart and/or pericardium structure\Heart structure\Heart part (body structure)\Cardiac internal structure\The cardiac chamber consists of the wall that surrounds the cavity of a cardiac atrium or ventricle and the enclosed cavity space.\Atrial structure\Right atrial structure\Structure of low right atrium
• \Body region structure\Body part structure\Upper body structure\Upper body part structure\This segment relates to the volume of the trunk that is bounded by and includes: superiorly the thoracic inlet; inferiorly the thoracic diaphragm; posteriorly the spinal column and back of the thorax; and laterally the chest wall: it contains the thoracic cavity and contents, and includes all the overlying muscles, skin and subcutaneous tissue.\Thoracic structure\Structure of thoracic cavity and/or content\Mediastinal structure\Region of mediastinum\Structure of inferior mediastinum (body structure)\Subdivision of inferior mediastinum\Middle mediastinum structure\Heart and/or pericardium structure\Heart structure\Heart part (body structure)\Structure of right side of heart\Right atrial structure\Structure of low right atrium
• \Body region structure\Body part structure\Upper body structure\Upper body part structure\This segment relates to the volume of the trunk that is bounded by and includes: superiorly the thoracic inlet; inferiorly the thoracic diaphragm; posteriorly the spinal column and back of the thorax; and laterally the chest wall: it contains the thoracic cavity and contents, and includes all the overlying muscles, skin and subcutaneous tissue.\Thoracic structure\Structure of thoracic cavity and/or content\Structure of thoracic viscus\Heart structure\Heart part (body structure)\Cardiac internal structure\The cardiac chamber consists of the wall that surrounds the cavity of a cardiac atrium or ventricle and the enclosed cavity space.\Atrial structure\Right atrial structure\Structure of low right atrium
• \Body region structure\Body part structure\Upper body structure\Upper body part structure\This segment relates to the volume of the trunk that is bounded by and includes: superiorly the thoracic inlet; inferiorly the thoracic diaphragm; posteriorly the spinal column and back of the thorax; and laterally the chest wall: it contains the thoracic cavity and contents, and includes all the overlying muscles, skin and subcutaneous tissue.\Thoracic structure\Structure of thoracic cavity and/or content\Structure of thoracic viscus\Heart structure\Heart part (body structure)\Structure of right side of heart\Right atrial structure\Structure of low right atrium
• \Body region structure\Body part structure\Trunk structure (body structure)\Structure of subregion of trunk (body structure)\This cross-sectional segment is bounded superiorly by a virtual horizontal plane at the level of the thoracic inlet (upper boundary of first thoracic (T1) vertebra) and inferiorly by a virtual horizontal plane at the level of the lower boundary of the twelfth thoracic (T12) vertebra. The segment therefore includes the entire thoracic cavity but also part of the upper abdominal volume above the virtual plane at the T12 vertebra. The volume includes the entire transverse thickness of the body over the longitudinal extent between the superior (upper) and inferior (lower) boundaries including the skin and subcutaneous tissue. The segment relates to the cross-sectional or projectional volume as perceived by transmissive or emissive imaging.\This segment relates to the volume of the trunk that is bounded by and includes: superiorly the thoracic inlet; inferiorly the thoracic diaphragm; posteriorly the spinal column and back of the thorax; and laterally the chest wall: it contains the thoracic cavity and contents, and includes all the overlying muscles, skin and subcutaneous tissue.\Thoracic structure\Structure of thoracic cavity and/or content\Intrathoracic cardiovascular structure\Heart and/or pericardium structure\Heart structure\Heart part (body structure)\Cardiac internal structure\The cardiac chamber consists of the wall that surrounds the cavity of a cardiac atrium or ventricle and the enclosed cavity space.\Atrial structure\Right atrial structure\Structure of low right atrium
• \Body region structure\Body part structure\Trunk structure (body structure)\Structure of subregion of trunk (body structure)\This cross-sectional segment is bounded superiorly by a virtual horizontal plane at the level of the thoracic inlet (upper boundary of first thoracic (T1) vertebra) and inferiorly by a virtual horizontal plane at the level of the lower boundary of the twelfth thoracic (T12) vertebra. The segment therefore includes the entire thoracic cavity but also part of the upper abdominal volume above the virtual plane at the T12 vertebra. The volume includes the entire transverse thickness of the body over the longitudinal extent between the superior (upper) and inferior (lower) boundaries including the skin and subcutaneous tissue. The segment relates to the cross-sectional or projectional volume as perceived by transmissive or emissive imaging.\This segment relates to the volume of the trunk that is bounded by and includes: superiorly the thoracic inlet; inferiorly the thoracic diaphragm; posteriorly the spinal column and back of the thorax; and laterally the chest wall: it contains the thoracic cavity and contents, and includes all the overlying muscles, skin and subcutaneous tissue.\Thoracic structure\Structure of thoracic cavity and/or content\Intrathoracic cardiovascular structure\Heart and/or pericardium structure\Heart structure\Heart part (body structure)\Structure of right side of heart\Right atrial structure\Structure of low right atrium
• \Body region structure\Body part structure\Trunk structure (body structure)\Structure of subregion of trunk (body structure)\This cross-sectional segment is bounded superiorly by a virtual horizontal plane at the level of the thoracic inlet (upper boundary of first thoracic (T1) vertebra) and inferiorly by a virtual horizontal plane at the level of the lower boundary of the twelfth thoracic (T12) vertebra. The segment therefore includes the entire thoracic cavity but also part of the upper abdominal volume above the virtual plane at the T12 vertebra. The volume includes the entire transverse thickness of the body over the longitudinal extent between the superior (upper) and inferior (lower) boundaries including the skin and subcutaneous tissue. The segment relates to the cross-sectional or projectional volume as perceived by transmissive or emissive imaging.\This segment relates to the volume of the trunk that is bounded by and includes: superiorly the thoracic inlet; inferiorly the thoracic diaphragm; posteriorly the spinal column and back of the thorax; and laterally the chest wall: it contains the thoracic cavity and contents, and includes all the overlying muscles, skin and subcutaneous tissue.\Thoracic structure\Structure of thoracic cavity and/or content\Mediastinal structure\Region of mediastinum\Structure of inferior mediastinum (body structure)\Subdivision of inferior mediastinum\Middle mediastinum structure\Heart and/or pericardium structure\Heart structure\Heart part (body structure)\Cardiac internal structure\The cardiac chamber consists of the wall that surrounds the cavity of a cardiac atrium or ventricle and the enclosed cavity space.\Atrial structure\Right atrial structure\Structure of low right atrium
• \Body region structure\Body part structure\Trunk structure (body structure)\Structure of subregion of trunk (body structure)\This cross-sectional segment is bounded superiorly by a virtual horizontal plane at the level of the thoracic inlet (upper boundary of first thoracic (T1) vertebra) and inferiorly by a virtual horizontal plane at the level of the lower boundary of the twelfth thoracic (T12) vertebra. The segment therefore includes the entire thoracic cavity but also part of the upper abdominal volume above the virtual plane at the T12 vertebra. The volume includes the entire transverse thickness of the body over the longitudinal extent between the superior (upper) and inferior (lower) boundaries including the skin and subcutaneous tissue. The segment relates to the cross-sectional or projectional volume as perceived by transmissive or emissive imaging.\This segment relates to the volume of the trunk that is bounded by and includes: superiorly the thoracic inlet; inferiorly the thoracic diaphragm; posteriorly the spinal column and back of the thorax; and laterally the chest wall: it contains the thoracic cavity and contents, and includes all the overlying muscles, skin and subcutaneous tissue.\Thoracic structure\Structure of thoracic cavity and/or content\Mediastinal structure\Region of mediastinum\Structure of inferior mediastinum (body structure)\Subdivision of inferior mediastinum\Middle mediastinum structure\Heart and/or pericardium structure\Heart structure\Heart part (body structure)\Structure of right side of heart\Right atrial structure\Structure of low right atrium
• \Body region structure\Body part structure\Trunk structure (body structure)\Structure of subregion of trunk (body structure)\This cross-sectional segment is bounded superiorly by a virtual horizontal plane at the level of the thoracic inlet (upper boundary of first thoracic (T1) vertebra) and inferiorly by a virtual horizontal plane at the level of the lower boundary of the twelfth thoracic (T12) vertebra. The segment therefore includes the entire thoracic cavity but also part of the upper abdominal volume above the virtual plane at the T12 vertebra. The volume includes the entire transverse thickness of the body over the longitudinal extent between the superior (upper) and inferior (lower) boundaries including the skin and subcutaneous tissue. The segment relates to the cross-sectional or projectional volume as perceived by transmissive or emissive imaging.\This segment relates to the volume of the trunk that is bounded by and includes: superiorly the thoracic inlet; inferiorly the thoracic diaphragm; posteriorly the spinal column and back of the thorax; and laterally the chest wall: it contains the thoracic cavity and contents, and includes all the overlying muscles, skin and subcutaneous tissue.\Thoracic structure\Structure of thoracic cavity and/or content\Structure of thoracic viscus\Heart structure\Heart part (body structure)\Cardiac internal structure\The cardiac chamber consists of the wall that surrounds the cavity of a cardiac atrium or ventricle and the enclosed cavity space.\Atrial structure\Right atrial structure\Structure of low right atrium
• \Body region structure\Body part structure\Trunk structure (body structure)\Structure of subregion of trunk (body structure)\This cross-sectional segment is bounded superiorly by a virtual horizontal plane at the level of the thoracic inlet (upper boundary of first thoracic (T1) vertebra) and inferiorly by a virtual horizontal plane at the level of the lower boundary of the twelfth thoracic (T12) vertebra. The segment therefore includes the entire thoracic cavity but also part of the upper abdominal volume above the virtual plane at the T12 vertebra. The volume includes the entire transverse thickness of the body over the longitudinal extent between the superior (upper) and inferior (lower) boundaries including the skin and subcutaneous tissue. The segment relates to the cross-sectional or projectional volume as perceived by transmissive or emissive imaging.\This segment relates to the volume of the trunk that is bounded by and includes: superiorly the thoracic inlet; inferiorly the thoracic diaphragm; posteriorly the spinal column and back of the thorax; and laterally the chest wall: it contains the thoracic cavity and contents, and includes all the overlying muscles, skin and subcutaneous tissue.\Thoracic structure\Structure of thoracic cavity and/or content\Structure of thoracic viscus\Heart structure\Heart part (body structure)\Structure of right side of heart\Right atrial structure\Structure of low right atrium
• \Body region structure\Body part structure\Trunk structure (body structure)\Cardiovascular structure of trunk\Intrathoracic cardiovascular structure\Heart and/or pericardium structure\Heart structure\Heart part (body structure)\Cardiac internal structure\The cardiac chamber consists of the wall that surrounds the cavity of a cardiac atrium or ventricle and the enclosed cavity space.\Atrial structure\Right atrial structure\Structure of low right atrium
• \Body region structure\Body part structure\Trunk structure (body structure)\Cardiovascular structure of trunk\Intrathoracic cardiovascular structure\Heart and/or pericardium structure\Heart structure\Heart part (body structure)\Structure of right side of heart\Right atrial structure\Structure of low right atrium
• \Body region structure\Body part structure\Trunk structure (body structure)\Structure of body cavity and/or content\Structure of thoracic cavity and/or content\Intrathoracic cardiovascular structure\Heart and/or pericardium structure\Heart structure\Heart part (body structure)\Cardiac internal structure\The cardiac chamber consists of the wall that surrounds the cavity of a cardiac atrium or ventricle and the enclosed cavity space.\Atrial structure\Right atrial structure\Structure of low right atrium
• \Body region structure\Body part structure\Trunk structure (body structure)\Structure of body cavity and/or content\Structure of thoracic cavity and/or content\Intrathoracic cardiovascular structure\Heart and/or pericardium structure\Heart structure\Heart part (body structure)\Structure of right side of heart\Right atrial structure\Structure of low right atrium
• \Body region structure\Body part structure\Trunk structure (body structure)\Structure of body cavity and/or content\Structure of thoracic cavity and/or content\Mediastinal structure\Region of mediastinum\Structure of inferior mediastinum (body structure)\Subdivision of inferior mediastinum\Middle mediastinum structure\Heart and/or pericardium structure\Heart structure\Heart part (body structure)\Cardiac internal structure\The cardiac chamber consists of the wall that surrounds the cavity of a cardiac atrium or ventricle and the enclosed cavity space.\Atrial structure\Right atrial structure\Structure of low right atrium
• \Body region structure\Body part structure\Trunk structure (body structure)\Structure of body cavity and/or content\Structure of thoracic cavity and/or content\Mediastinal structure\Region of mediastinum\Structure of inferior mediastinum (body structure)\Subdivision of inferior mediastinum\Middle mediastinum structure\Heart and/or pericardium structure\Heart structure\Heart part (body structure)\Structure of right side of heart\Right atrial structure\Structure of low right atrium
• \Body region structure\Body part structure\Trunk structure (body structure)\Structure of body cavity and/or content\Structure of thoracic cavity and/or content\Structure of thoracic viscus\Heart structure\Heart part (body structure)\Cardiac internal structure\The cardiac chamber consists of the wall that surrounds the cavity of a cardiac atrium or ventricle and the enclosed cavity space.\Atrial structure\Right atrial structure\Structure of low right atrium
• \Body region structure\Body part structure\Trunk structure (body structure)\Structure of body cavity and/or content\Structure of thoracic cavity and/or content\Structure of thoracic viscus\Heart structure\Heart part (body structure)\Structure of right side of heart\Right atrial structure\Structure of low right atrium

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
206971012	Low right atrium	en	Synonym (core metadata concept)	Active	Entire term case insensitive (core metadata concept)	SNOMED CT core
474496014	Structure of low right atrium	en	Synonym (core metadata concept)	Active	Entire term case insensitive (core metadata concept)	SNOMED CT core
732606011	Structure of low right atrium (body structure)	en	Fully specified name	Active	Entire term case insensitive (core metadata concept)	SNOMED CT core
1826511000172110	oreillette droite inférieure	fr	Synonym (core metadata concept)	Active	Entire term case insensitive (core metadata concept)	SNOMED CT Switzerland NRC maintained Module
1826531000172119	atrium inférieur droit	fr	Synonym (core metadata concept)	Active	Entire term case insensitive (core metadata concept)	SNOMED CT Switzerland NRC maintained Module

Expanded Value Set

Reference Sets

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

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