71717001: Structure of choana (body structure)

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

\Body organ structure\Structure of organ in respiratory system\Pharyngeal structure\Pharyngeal part\Nasopharyngeal structure (body structure)\Region of nasopharynx\Structure of lateral nasopharynx\Structure of choana
\Body organ structure\Structure of organ in respiratory system\Structure of respiratory region of nose\Nasal cavity structure\Structure of naris (body structure)\Structure of choana
\Body organ structure\Organ cavity structure\Structure of organ cavity subdivision\Structure of upper respiratory tract cavity\Structure of respiratory region of nose\Nasal cavity structure\Structure of naris (body structure)\Structure of choana
\Body organ structure\Organ part (body structure)\Structure of naris (body structure)\Structure of choana
\Body organ structure\Organ part (body structure)\Digestive organ part (body structure)\Pharyngeal part\Nasopharyngeal structure (body structure)\Region of nasopharynx\Structure of lateral nasopharynx\Structure of choana
\Body organ structure\Digestive organ structure (body structure)\Digestive organ part (body structure)\Pharyngeal part\Nasopharyngeal structure (body structure)\Region of nasopharynx\Structure of lateral nasopharynx\Structure of choana
\Body organ structure\Digestive organ structure (body structure)\Pharyngeal structure\Pharyngeal part\Nasopharyngeal structure (body structure)\Region of nasopharynx\Structure of lateral nasopharynx\Structure of choana

\Anatomical junction\Anatomical orifice\Structure of naris (body structure)\Structure of choana

\Physical anatomical entity\Group of anatomical entities (body structure)\Pharynx and/or larynx structures\Pharyngeal structure\Pharyngeal part\Nasopharyngeal structure (body structure)\Region of nasopharynx\Structure of lateral nasopharynx\Structure of choana

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

Descriptions:

Expanded Value Set

Outbound Relationships	Type	Target	Active	Characteristic	Refinability	Group	Values
Structure of choana	Is a	Structure of organ cavity subdivision	false	Inferred relationship	Existential restriction modifier (core metadata concept)
Structure of choana	Is a	Nasopharyngeal structure (body structure)	false	Inferred relationship	Existential restriction modifier (core metadata concept)
Structure of choana	Is a	Structure of naris (body structure)	true	Inferred relationship	Existential restriction modifier (core metadata concept)
Structure of choana	partie de	Entire respiratory airway	false	Additional relationship (core metadata concept)	Existential restriction modifier (core metadata concept)
Structure of choana	partie de	Entire internal nose	false	Additional relationship (core metadata concept)	Existential restriction modifier (core metadata concept)
Structure of choana	partie de	Entire pharynx	false	Additional relationship (core metadata concept)	Existential restriction modifier (core metadata concept)
Structure of choana	partie de	Entire organ cavity	false	Additional relationship (core metadata concept)	Existential restriction modifier (core metadata concept)
Structure of choana	partie de	Entire external nose	false	Additional relationship (core metadata concept)	Existential restriction modifier (core metadata concept)
Structure of choana	Is a	Structure of lateral nasopharynx	true	Inferred relationship	Existential restriction modifier (core metadata concept)
Structure of choana	Is a	Structure of half of face lateral to midsagittal plane (body structure)	false	Inferred relationship	Existential restriction modifier (core metadata concept)
Structure of choana	Laterality	Side	true	Inferred relationship	Existential restriction modifier (core metadata concept)

Inbound Relationships	Type	Active	Source	Characteristic	Refinability	Group
Entire choana (body structure)	Is a	True	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)
Choanal atresia	Finding site	True	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Atresia of the posterior nares	Finding site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Choanal atresia with radial ray hypoplasia	Finding site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	2
Choanal atresia with coloboma, heart malformation, choanal atresia, retardation of growth and development, genital abnormalities, and ear malformations association	Finding site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	2
choanogramme	Procedure site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Bleeding point in nose	Finding site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)
Choanal stenosis	Finding site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Finding of posterior choanae	Finding site	True	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Choanae patent	Finding site	True	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Choanae non-patent	Finding site	True	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Repair of choanal atresia by intranasal approach	Procedure site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Lysis of adhesions of choanae of nasopharynx	Procedure site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Choanal polyp (disorder)	Finding site	True	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Congenital stenosis of choanae	Finding site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Repair of choanal atresia by transpalatal approach (procedure)	Procedure site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Malignant tumour of anterior wall of nasopharynx	Finding site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)
Tumor of anterior wall of nasopharynx	Finding site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)
Benign tumor of anterior wall of nasopharynx	Finding site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)
Malignant neoplasm of anterior wall of nasopharynx NOS	Finding site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)
Choanal atresia, unspecified	Finding site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Choanal atresia NOS	Finding site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Lysis of adhesions of choanae of nasopharynx	Procedure site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Lysis of adhesions of choanae of nasopharynx	Procedure site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	2
Lysis of adhesions of choanae of nasopharynx	Procedure site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Lysis of adhesions of choanae of nasopharynx	Procedure site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	2
Lysis of adhesions of choanae of nasopharynx	Procedure site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Lysis of adhesions of choanae of nasopharynx	Procedure site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	2
Lysis of adhesions of choanae of nasopharynx	Procedure site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	2
Lysis of adhesions of choanae of nasopharynx	Procedure site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Lysis of adhesions of choanae of nasopharynx	Procedure site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Lysis of adhesions of choanae of nasopharynx	Procedure site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	2
Lysis of adhesions of choanae of nasopharynx	Procedure site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Lysis of adhesions of choanae of nasopharynx	Procedure site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	2
choanogramme	Procedure site - Direct (attribute)	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Repair of choanal atresia by intranasal approach	Procedure site - Direct (attribute)	True	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Lysis of adhesions of choanae of nasopharynx	Procedure site - Indirect (attribute)	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Repair of choanal atresia by transpalatal approach (procedure)	Procedure site - Direct (attribute)	True	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Congenital stenosis of choanae	Finding site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Choanal atresia with coloboma, heart malformation, choanal atresia, retardation of growth and development, genital abnormalities, and ear malformations association	Finding site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	2
Choanal atresia with radial ray hypoplasia	Finding site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	2
Choanal atresia NOS	Finding site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
choanogramme	Procedure site - Direct (attribute)	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Choanal atresia, unspecified	Finding site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Lysis of adhesions of choanae of nasopharynx	Procedure site - Indirect (attribute)	True	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Choanal polyp (disorder)	Finding site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Choanal stenosis	Finding site	True	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Atresia of the posterior nares	Finding site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Choanal atresia	Finding site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Congenital stenosis of choanae	Finding site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	2
Choanal atresia with coloboma, heart malformation, choanal atresia, retardation of growth and development, genital abnormalities, and ear malformations association	Finding site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	4
Choanal atresia with radial ray hypoplasia	Finding site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	4
Atresia of the posterior nares	Finding site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	2
Choanal atresia	Finding site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	2
Congenital stenosis of choanae	Finding site	True	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Intractable diarrhea with choanal atresia and eye anomaly syndrome	Finding site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	7
A malformation disorder characterized by complete or incomplete absence of nose (arrhinia), choanal atresia, microphthalmia, anophthalmia and cleft or high palate.	Finding site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	4
Choanal atresia, hearing loss, cardiac defect, craniofacial dysmorphism syndrome (disorder)	Finding site	False	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	4
Choanal atresia with radial ray hypoplasia	Finding site	True	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Intractable diarrhea with choanal atresia and eye anomaly syndrome	Finding site	True	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	2
A malformation disorder characterized by complete or incomplete absence of nose (arrhinia), choanal atresia, microphthalmia, anophthalmia and cleft or high palate.	Finding site	True	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Choanal atresia, hearing loss, cardiac defect, craniofacial dysmorphism syndrome (disorder)	Finding site	True	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Bilateral choanal atresia	Finding site	True	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Structure of mucous membrane of choana (body structure)	Is a	True	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)
Structure of left choana	Is a	True	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)
Structure of right choana (body structure)	Is a	True	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)
A rare genetic disease characterised by choanal atresia and early onset of lymphoedema of the lower extremities. Additional reported features include facial dysmorphism (hypertelorism, broad forehead, smooth philtrum, unilateral low-set ear, and high-arched palate), hypoplastic nipples, and pectus excavatum.	Finding site	True	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	2
Repair of choanal atresia (procedure)	Procedure site - Direct (attribute)	True	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
Choanal atresia, athelia, hypothyroidism, delayed puberty, short stature syndrome (disorder)	Finding site	True	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	5
Computed tomography of choana (procedure)	Procedure site - Direct (attribute)	True	Structure of choana	Inferred relationship	Existential restriction modifier (core metadata concept)	1
CT of choana with contrast	Procedure site - Direct (attribute)	True	Structure of choana	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)

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Id	Description	Lang	Type	Status	Case?	Module
2612691014	Structure of choana (body structure)	en	Fully specified name	Active	Entire term case insensitive (core metadata concept)	SNOMED CT core
2616254012	Structure of choana	en	Synonym (core metadata concept)	Active	Entire term case insensitive (core metadata concept)	SNOMED CT core
2621260014	Posterior naris	en	Synonym (core metadata concept)	Active	Entire term case insensitive (core metadata concept)	SNOMED CT core
2621261013	Choana	en	Synonym (core metadata concept)	Active	Entire term case insensitive (core metadata concept)	SNOMED CT core
119140014	Choanae	en	Synonym (core metadata concept)	Active	Only initial character case insensitive (core metadata concept)	SNOMED CT core
119141013	Posterior nares	en	Synonym (core metadata concept)	Active	Only initial character case insensitive (core metadata concept)	SNOMED CT core
501950010	Structure of choanae	en	Synonym (core metadata concept)	Active	Only initial character case insensitive (core metadata concept)	SNOMED CT core
811914011	Structure of choanae (body structure)	en	Fully specified name	Active	Only initial character case insensitive (core metadata concept)	SNOMED CT core
2612691014	Structure of choana (body structure)	en	Fully specified name	Active	Only initial character case insensitive (core metadata concept)	SNOMED CT core
2612691014	Structure of choana (body structure)	en	Fully specified name	Active	Entire term case insensitive (core metadata concept)	SNOMED CT core
2616254012	Structure of choana	en	Synonym (core metadata concept)	Active	Only initial character case insensitive (core metadata concept)	SNOMED CT core
2616254012	Structure of choana	en	Synonym (core metadata concept)	Active	Entire term case insensitive (core metadata concept)	SNOMED CT core
2621260014	Posterior naris	en	Synonym (core metadata concept)	Active	Only initial character case insensitive (core metadata concept)	SNOMED CT core
2621260014	Posterior naris	en	Synonym (core metadata concept)	Active	Entire term case insensitive (core metadata concept)	SNOMED CT core
2621261013	Choana	en	Synonym (core metadata concept)	Active	Only initial character case insensitive (core metadata concept)	SNOMED CT core
2621261013	Choana	en	Synonym (core metadata concept)	Active	Entire term case insensitive (core metadata concept)	SNOMED CT core
1821131000172119	orifice nasal postérieur	fr	Synonym (core metadata concept)	Active	Entire term case insensitive (core metadata concept)	SNOMED CT Switzerland NRC maintained Module
1821141000172114	choane	fr	Synonym (core metadata concept)	Active	Entire term case insensitive (core metadata concept)	SNOMED CT Switzerland NRC maintained Module
1821151000172111	choana	fr	Synonym (core metadata concept)	Active	Entire term case insensitive (core metadata concept)	SNOMED CT Switzerland NRC maintained Module
1821161000172113	choanes	fr	Synonym (core metadata concept)	Active	Entire term case insensitive (core metadata concept)	SNOMED CT Switzerland NRC maintained Module
1821171000172116	structure de la choane	fr	Synonym (core metadata concept)	Active	Entire term case insensitive (core metadata concept)	SNOMED CT Switzerland NRC maintained Module
1821181000172118	narine postérieure	fr	Synonym (core metadata concept)	Active	Entire term case insensitive (core metadata concept)	SNOMED CT Switzerland NRC maintained Module
1821131000172119	orifice nasal postérieur	fr	Synonym (core metadata concept)	Active	Entire term case insensitive (core metadata concept)	SNOMED CT Switzerland NRC maintained Module
1821141000172114	choane	fr	Synonym (core metadata concept)	Active	Entire term case insensitive (core metadata concept)	SNOMED CT Switzerland NRC maintained Module
1821151000172111	choana	fr	Synonym (core metadata concept)	Active	Entire term case insensitive (core metadata concept)	SNOMED CT Switzerland NRC maintained Module
1821161000172113	choanes	fr	Synonym (core metadata concept)	Active	Entire term case insensitive (core metadata concept)	SNOMED CT Switzerland NRC maintained Module
1821171000172116	structure de la choane	fr	Synonym (core metadata concept)	Active	Entire term case insensitive (core metadata concept)	SNOMED CT Switzerland NRC maintained Module
1821181000172118	narine postérieure	fr	Synonym (core metadata concept)	Active	Entire term case insensitive (core metadata concept)	SNOMED CT Switzerland NRC maintained Module