Status: current, Sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jan 2017. Module: SNOMED CT core
Descriptions:
| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Ectasia of thoracic aorta (disorder) | Is a | Dilatation of aorta | true | Inferred relationship | Some | ||
| Ectasia of thoracic aorta (disorder) | Is a | Disorder of thoracic aorta | true | Inferred relationship | Some | ||
| Ectasia of thoracic aorta (disorder) | Associated morphology | Dilatation | true | Inferred relationship | Some | 1 | |
| Ectasia of thoracic aorta (disorder) | Finding site | Thoracic aorta structure | true | Inferred relationship | Some | 1 | 
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Congenital dilatation of aortic arch | Is a | True | Ectasia of thoracic aorta (disorder) | Inferred relationship | Some | |
| Ascending aorta dilatation | Is a | True | Ectasia of thoracic aorta (disorder) | Inferred relationship | Some | |
| Aneurysm of thoracic aorta (disorder) | Is a | True | Ectasia of thoracic aorta (disorder) | Inferred relationship | Some | |
| Familial thoracic aortic aneurysm and aortic dissection | Is a | True | Ectasia of thoracic aorta (disorder) | Inferred relationship | Some | 
Reference Sets
Description inactivation indicator reference set