AJDRAJNR - American Journal of Neuroradiology

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FIG 4. Left common carotid artery digital subtraction arteriogram, lateral projection. Proatlantal artery (arrow) courses dorsally above C1 before joining the vertebral artery.





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Copyright © 2009 by the American Society of Neuroradiology. Print ISSN: 0195-6108 Online ISSN: 1936-959X