Agenesis of the internal carotid artery with a primitive transsellar communicating artery.
D002343:Carotid Artery, Internal / Q000002:abnormalities* / Q000000981:diagnostic imaging; D003097:Collateral Circulation; D006801:Humans; D008297:Male; D008438:Maxillary Artery / Q000196:embryology; D008875:Middle Aged; D014056:Tomography, X-Ray