Fig. 1From: Wernekink commissure syndrome with palatal myoclonus at onset: a case report and review of the literatureComputed tomographic angiogram of the head and neck coronal sections. a Severe atherosclerotic stenosis of the right vertebral artery at the V4 segment with complete occlusion prior to the formation of the basilar artery (red arrow). b Basilar tip sessile aneurysm giving off bilateral posterior cerebral and superior cerebellar arteriesBack to article page