Persistent otic artery.
A patient with a persistent otic artery is presented. The radiographic anatomy is presented in the anteroposterior as well as the lateral plane. The significance of the otic artery is twofold. First, it is important in understanding the embryogenesis of the cerebral vessels. Secondly, it is an anatomical variant that is important in performing and evaluating cerebral arteriograms.
D000368:Aged; D001488:Basilar Artery / Q000002:abnormalities*; D002339:Carotid Arteries / Q000002:abnormalities*; D002533:Cerebral Angiography; D002536:Cerebral Arteries / Q000196:embryology; D007758:Ear, Inner / Q000098:blood supply*; D006801:Humans; D008297:Male