Right carotid system without hemodynamically significant stenoses. Vertebral arteries without hemodynamically significant changes.
Total occlusion of the left common carotid artery (CCA) from its origin in the aortic arch to the carotid bulb. Retrograde flow in the left external carotid artery (ECA) weakly refill the internal carotid artery (ICA) on this side.
Zoom on bulb on a coronal MPR MIP.