Congenital Aplasia of the Common Carotid Artery: A Comprehensive Review

Figure 1

Modified schemes [10] of the normal development of all carotid arteries (a–b), and separate origin of the left external and internal carotid arteries (c). I–VI, primitive aortic arches; DC, ductus caroticus; VPA, ventral pharyngeal artery; NAA, normal aortic arch; BT, brachiocephalic trunk; CCA common carotid artery; ICA, internal carotid artery; ECA, external carotid artery; VA, vertebral artery; SA, subclavian artery; PT, pulmonary trunk.

(a)

(b)

(c)