TY - JOUR T1 - Total Agenesis of the Internal Carotid Artery JF - American Journal of Neuroradiology JO - Am. J. Neuroradiol. SP - 435 LP - 442 VL - 1 IS - 5 AU - James S. Teal AU - Mohammad H. Naheedy AU - Anton N. Hasso Y1 - 1980/09/01 UR - http://www.ajnr.org/content/1/5/435.abstract N2 - Congenital absence of the internal carotid artery is extremely rare. Angiographic demonstrations of three cases of unilateral total agenesis and one case of bilateral total agenesis of the internal carotid artery are reported. Hypocycloidal tomography confirmed the absence of the appropriate carotid canals. A brief description of the embryology of the internal carotid artery is given. ER -