Aneurysms of the cerebral arteries.
D006801:Humans; D006849:Hydrocephalus / Q000000981:diagnostic imaging; D002532:Intracranial Aneurysm / Q000000981:diagnostic imaging* / Q000209:etiology; D013345:Subarachnoid Hemorrhage / Q000000981:diagnostic imaging; D014057:Tomography, X-Ray Computed