RT Journal Article SR Electronic T1 An Unusual Variant of the Fronto-orbital Artery JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 939 OP 940 VO 21 IS 5 A1 Ellie R. Lee A1 James D. Eastwood YR 2000 UL http://www.ajnr.org/content/21/5/939.abstract AB Summary: A patient with a rare variation of the fronto-orbital artery is presented. In this case, the fronto-orbital artery arises from the A1 segment of the contralateral anterior cerebral artery. The angiographic findings in this case are illustrated and discussed. The importance of recognizing this variant is related to the planning of surgery or endovascular therapy in the anterior cerebral artery region.