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 | 
| 131950018 | Left frontal sinus | en | Synonym | Active | Entire term case insensitive | SNOMED CT core module | 
| 504138018 | Left frontal sinus structure | en | Synonym | Active | Entire term case insensitive | SNOMED CT core module | 
| 820596014 | Left frontal sinus structure (body structure) | en | Fully specified name | Active | Entire term case insensitive | SNOMED CT core module | 
| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Left frontal sinus structure | Is a | Structure of left half of head | true | Inferred relationship | Existential restriction modifier | ||
| Left frontal sinus structure | Is a | Frontal sinus structure | true | Inferred relationship | Existential restriction modifier | ||
| Left frontal sinus structure | Laterality | Left | true | Inferred relationship | Existential restriction modifier | ||
| Left frontal sinus structure | Part of | Structure of left half of head | false | Additional relationship | Existential restriction modifier | ||
| Left frontal sinus structure | Part of | Entire upper respiratory tract | false | Additional relationship | Existential restriction modifier | ||
| Left frontal sinus structure | Is a | Structure of left side of face | false | Inferred relationship | Existential restriction modifier | ||
| Left frontal sinus structure | Is a | Structure of left half of face | false | Inferred relationship | Existential restriction modifier | 
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Entire left frontal sinus | Is a | True | Left frontal sinus structure | Inferred relationship | Existential restriction modifier | |
| Incision of left frontal sinus via transorbital approach | Procedure site - Direct | True | Left frontal sinus structure | Inferred relationship | Existential restriction modifier | 1 | 
This concept is not in any reference sets