Status: current, Sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jul 2005. Module: SNOMED CT core
Descriptions:
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group |
| No past history of venous thrombosis | Is a | True | No history of cardiovascular system disease (situation) | Inferred relationship | Some | |
| No history of migraine | Is a | True | No history of cardiovascular system disease (situation) | Inferred relationship | Some | |
| No history of eclampsia (situation) | Is a | False | No history of cardiovascular system disease (situation) | Inferred relationship | Some | |
| No history of dilated cardiomyopathy | Is a | True | No history of cardiovascular system disease (situation) | Inferred relationship | Some | |
| No history of high blood pressure | Is a | True | No history of cardiovascular system disease (situation) | Inferred relationship | Some | |
| No history of ischemic heart disease | Is a | True | No history of cardiovascular system disease (situation) | Inferred relationship | Some | |
| No history of stroke | Is a | True | No history of cardiovascular system disease (situation) | Inferred relationship | Some | |
| No history of heart valve disorder | Is a | True | No history of cardiovascular system disease (situation) | Inferred relationship | Some | |
| No history of atrial fibrillation or flutter | Is a | True | No history of cardiovascular system disease (situation) | Inferred relationship | Some | |
| No left bundle branch block | Is a | True | No history of cardiovascular system disease (situation) | Inferred relationship | Some |
This concept is not in any reference sets