PT - JOURNAL ARTICLE AU - Sait Albayram AU - Philippe Gailloud AU - Bruce A. Wasserman TI - Bilateral Arch Origin of the Vertebral Arteries DP - 2002 Mar 01 TA - American Journal of Neuroradiology PG - 455--458 VI - 23 IP - 3 4099 - http://www.ajnr.org/content/23/3/455.short 4100 - http://www.ajnr.org/content/23/3/455.full SO - Am. J. Neuroradiol.2002 Mar 01; 23 AB - Summary: A case of bilateral anomalous origins of the vertebral arteries (VAs) is reported. Both VAs arose directly from the aortic arch between the left common carotid artery and the left subclavian artery. The possible embryologic mechanism and clinical importance of this previously unreported variant are reviewed.