Status: current, Not sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jan 2002. Module: SNOMED CT core
Descriptions:
| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values |
| QT interval duration | Is a | QT interval feature | true | Inferred relationship | Some |
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group |
| Prolonged QT interval | Interprets | False | QT interval duration | Inferred relationship | Some | 1 |
| Electrocardiogram: Q-T interval abnormal (finding) | Interprets | False | QT interval duration | Inferred relationship | Some | 1 |
| ECG: Q-T interval normal | Interprets | False | QT interval duration | Inferred relationship | Some | 1 |
| Shortened QT interval | Interprets | False | QT interval duration | Inferred relationship | Some | 1 |
| Shortened QT interval | Interprets | True | QT interval duration | Inferred relationship | Some | 1 |
| Prolonged QT interval | Interprets | True | QT interval duration | Inferred relationship | Some | 1 |
| ECG: Q-T interval normal | Interprets | True | QT interval duration | Inferred relationship | Some | 1 |
| Electrocardiogram: Q-T interval abnormal (finding) | Interprets | True | QT interval duration | Inferred relationship | Some | 1 |
This concept is not in any reference sets