Illustrated Encyclopedia of Human Anatomic Variation: Opus II: Cardiovascular System
Ronald A. Bergman, PhD
Adel K. Afifi, MD, MS
Ryosuke Miyauchi, MD
Peer Review Status: Internally Peer Reviewed
Abnormalities in origin and number of arterial branches were studied in 453 bodies. On the basis of a literature review, the authors identified 25 variations. The authors draw attention to a very rare anomaly in which the brachiocephalic trunk arose on the left side below the left subclavian artery (e).
Possible combinations in origin and position of the arteries of the aortic arch: 1, right subclavian artery; 2, left subclavian artery; 3, right common carotid artery; 4, right internal carotid artery; 5, external carotid artery; 6, left common carotid artery; 7, left external carotid artery; 8, left internal carotid artery; 9, right brachiocephalic trunk; 10, left brachiocephalic trunk; 11, common carotid trunk; 12, inferior thyroid artery; 13, left vertebral artery; 14, lowest thyroid artery. These numbers correspond to those on the illustration and identify the branches.
From Nizankowski, C., Rajchel, Z. and M. Ziolkowski. Abnormal origin of arteries from the aortic arch in man. Folia Morphol. 34:109116, 1975.
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