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727986007: Entire optic chiasma (body structure)


Status: current, Not sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jul 2017. Module: SNOMED CT core

Descriptions:

Id Description Lang Type Status Case? Module
3454976018 Entire optic chiasma (body structure) en Fully specified name Active Entire term case insensitive (core metadata concept) SNOMED CT core
3454977010 Entire optic chiasma en Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT core


0 descendants.

Expanded Value Set


Outbound Relationships Type Target Active Characteristic Refinability Group Values
Entire optic chiasma (body structure) Is a Structure of optic chiasma (body structure) true Inferred relationship Some
Entire optic chiasma (body structure) Laterality Side (qualifier value) true Inferred relationship Some

Inbound Relationships Type Active Source Characteristic Refinability Group
Congenital achiasma is a rare, genetic, non-syndromic cranial nerve and nuclear aplasia malformation characterized by the congenital absence of the optic chiasm, resulting from the failure of the optic nerve fibers to cross over and decussate to the contralateral hemisphere, leading to decreased vision, strabismus and congenital nystagmus in infancy. Finding site True Entire optic chiasma (body structure) Inferred relationship Some 1

Reference Sets

Lateralizable body structure reference set (foundation metadata concept)

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