Status: current, Sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jan 2002. Module: SNOMED CT core
Descriptions:
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group |
| Congenital atresia of cardiac vein | Is a | False | Congenital atresia of vein (disorder) | Inferred relationship | Some | |
| Congenital atresia of inferior vena cava | Is a | False | Congenital atresia of vein (disorder) | Inferred relationship | Some | |
| Congenital atresia of superior vena cava | Is a | False | Congenital atresia of vein (disorder) | Inferred relationship | Some | |
| Pulmonary vein atresia | Is a | True | Congenital atresia of vein (disorder) | Inferred relationship | Some | |
| Atresia of systemic vein (disorder) | Is a | True | Congenital atresia of vein (disorder) | Inferred relationship | Some |
This concept is not in any reference sets