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 |
| Open atrial fenestration | Is a | True | Atrial fenestration operation | Inferred relationship | Some | |
| Closed atrial fenestration | Is a | True | Atrial fenestration operation | Inferred relationship | Some | |
| Spontaneous closure of surgically created fenestration of interatrial septum after prior atrial fenestration operation | After | True | Atrial fenestration operation | Inferred relationship | Some | 1 |
| Spontaneous closure of surgically created fenestration of atrial tunnel after prior atrial fenestration operation | After | True | Atrial fenestration operation | Inferred relationship | Some | 1 |
This concept is not in any reference sets