Imaging evaluation of internal carotid artery occlusion / 中国脑血管病杂志

ABSTRACT

Internal carotid artery occlusion (ICAO) can be caused by a variety of causes, which presents diverse clinical manifestations in patients ranging from asymptomatic to acute severe stroke syndromes. This extreme variability and the risks of recurrent stroke depend on the various vascular risk factors, including the characteristics of occlusion, hemodynamic alterations, and collateral circulation. A variety of imaging techniques is throughout the process of diagnosis and treatment in patients with ICAO, which plays a vital role. This article aims to review various imaging methods for the evaluation of internal carotid artery occlusion and collateral circulation.