Status: current, Sufficiently defined by necessary conditions definition status. Date: 31-Jan 2005. Module: SNOMED CT core module
Descriptions:
| Id | Description | Lang | Type | Status | Case? | Module | 
| 72586015 | Left Eustachian tube | en | Synonym | Active | Only initial character case insensitive | SNOMED CT core module | 
| 493630010 | Left Eustachian canal structure | en | Synonym | Active | Only initial character case insensitive | SNOMED CT core module | 
| 780548015 | Left Eustachian canal structure (body structure) | en | Fully specified name | Active | Only initial character case insensitive | SNOMED CT core module | 
| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Left Eustachian canal structure | Is a | Structure of pharyngotympanic tube | true | Inferred relationship | Existential restriction modifier | ||
| Left Eustachian canal structure | Is a | Left middle ear structure | true | Inferred relationship | Existential restriction modifier | ||
| Left Eustachian canal structure | Part of | Entire middle ear | false | Additional relationship | Existential restriction modifier | ||
| Left Eustachian canal structure | Part of | Entire nasopharynx | false | Additional relationship | Existential restriction modifier | ||
| Left Eustachian canal structure | Laterality | Left | true | Inferred relationship | Existential restriction modifier | ||
| Left Eustachian canal structure | Part of | Structure of left half of head | false | Additional relationship | Existential restriction modifier | 
This concept is not in any reference sets