| Namespace | disease_ontology | Obsolete | false |
| description | An intracranial berry aneurysm that is characterized by rupture of an intracranial aneurysm, an outpouching or sac-like widening of a cerebral artery, leads to a subarachnoid hemorrhage, a sudden-onset disease that can lead to severe disability and death and has been mapped to chromosome 1p36. |