TY - JOUR T1 - Left Vertebral Artery Origin from the Thyrocervical Trunk: A Unique Vascular Variant JF - American Journal of Neuroradiology JO - Am. J. Neuroradiol. SP - 1155 LP - 1156 VL - 27 IS - 5 AU - W.M. Strub AU - J.L. Leach AU - T.A. Tomsick Y1 - 2006/05/01 UR - http://www.ajnr.org/content/27/5/1155.abstract N2 - SUMMARY: The vertebral artery normally arises from the subclavian artery, and variations in its origin have been described. We describe a unique case of the left vertebral artery arising from the thyrocervical trunk. ER -