Status: current, Sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jul 2014. Module: SNOMED CT core
Descriptions:
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Anomalous valve of coronary sinus | Is a | True | Venous valvular anomaly | Inferred relationship | Some | |
| Persistent Eustachian valve | Is a | True | Venous valvular anomaly | Inferred relationship | Some | |
| Prolapse of Eustachian valve | Is a | True | Venous valvular anomaly | Inferred relationship | Some | |
| Obstructive Eustachian valve | Is a | True | Venous valvular anomaly | Inferred relationship | Some | 
This concept is not in any reference sets