Figure 6From: Carotid Wallstent placement difficulties encountered in carotid artery stenting Successful CWS placement (tortuosity 102.6°; type B lesion) (example 1). Right common carotid arteriogram. A. Severe 99% stenosis accompanied by mild tortuosity observed at the origin of the right internal carotid artery. B. Guiding the 10-mm × 31-mm CWS (arrow). C. Postdilatation. D. Good dilatation observed on the arteriogram taken immediately afterwards.Back to article page