Bifid direct aortic arch origin of left vertebral artery: a unique vascular variant.
The present report describes an unusual case of a duplicated origin of the left vertebral artery from the aorta discovered incidentally in a young patient. Computed tomographic angiography followed by conventional angiography demonstrated this anomaly. Angiographic findings and vertebral artery embryogenesis and anomalies are discussed.
Department of Neurology, Temple University School of Medicine, 3401 North Broad Street, Philadelphia, Pennsylvania 19140, USA.
Akram
A
Shhadeh
Haris I
HI
Sair
Uday S
US
Kanamalla
D000293:Adolescent; D015901:Angiography, Digital Subtraction; D001013:Aorta, Thoracic / Q000002:abnormalities* / Q000000981:diagnostic imaging; D001018:Aortic Diseases / Q000151:congenital* / Q000000981:diagnostic imaging; D006801:Humans; D008297:Male; D013348:Subclavian Artery / Q000002:abnormalities / Q000000981:diagnostic imaging; D014057:Tomography, X-Ray Computed; D014711:Vertebral Artery / Q000002:abnormalities* / Q000000981:diagnostic imaging