title: Azygos anterior cerebral artery aneurysm associated with fenestration of the anterior cerebral artery.
mesh_terms: D002533:Cerebral Angiography; D002536:Cerebral Arteries / Q000002:abnormalities*; D005260:Female; D006801:Humans; D002532:Intracranial Aneurysm / Q000150:complications* / Q000000981:diagnostic imaging; D008875:Middle Aged; D012422:Rupture, Spontaneous