Unusual formation of anterior communicating artery aneurysm.
D002536:Cerebral Arteries / Q000473:pathology / Q000601:surgery; D003094:Collagen / Q000378:metabolism; D004547:Elastic Tissue / Q000473:pathology; D006801:Humans; D002532:Intracranial Aneurysm / Q000473:pathology / Q000601:surgery*; D009131:Muscle, Smooth, Vascular / Q000473:pathology; D012422:Rupture, Spontaneous
D003094:Collagen