Status: current, Sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jan 2005. Module: SNOMED CT core
Descriptions:
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group |
| Preauricular fistula | Is a | False | Fistula of branchial cleft | Inferred relationship | Some | |
| Branchial cleft sinus and fistula | Is a | True | Fistula of branchial cleft | Inferred relationship | Some | |
| Congenital cervicoaural fistula (disorder) | Is a | True | Fistula of branchial cleft | Inferred relationship | Some |
This concept is not in any reference sets