Internal Carotid endarterectomy ... who had severe carotid artery stenosis (≥ 70% stenosis involving the carotid artery bifurcation). This was established by duplex ultrasound imaging.

These patients had follow-up with carotid duplex ultrasound to assess the patency of the internal and external carotid artery. The data were retrieved and evaluated for patency and flow ...

The image to the right (Figure 1) shows an image of a carotid artery in the neck where it divides into the artery of the external carotid artery (smaller vessel on the right ... from the carotid ...