Anterior communicating artery aneurysms.
D000328:Adult; D002941:Circle of Willis; D005260:Female; D006801:Humans; D002532:Intracranial Aneurysm / Q000150:complications / Q000601:surgery*; D008297:Male; D008875:Middle Aged; D013345:Subarachnoid Hemorrhage / Q000209:etiology