Continued Flow in the Internal Carotid Artery Post Occlusion Due to an Aberrant Distal Branch

Magnetic resonance angiography of the carotid arteries. a. Left common carotid artery, b. Left external carotid artery, c. Left internal carotid artery occluded at bifurcation, d. Flow in left internal carotid artery distal to occlusion, e. Aberrant vessel feeding distal left internal carotid artery.

Possible anatomy of aberrant branch of the internal carotid artery. a. Superior thyroid artery, b. Lingual artery, c. Facial artery, d. Posterior auricular artery, e. Occipital artery, f. Lower sternocleidomastoid branch, g. Aberrant ICA branch.