Clarius Classroom

Carotid Atherosclerosis

Dr. Oron Frenkel, MD

Plaque in any artery can appear as simple simply visualized narrowing of the vessel or isoechoic atheroma. Calcification causes characteristic shadowing deep to the lesion and color flow can help qualify the degree of narrowing. In skilled hands, pre- and post-obstruction flow velocity can determine percent obstruction.