Intracranial vulnerable plaque, characterized by intraplaque hemorrhage (IPH), surface irregularity, positive remodeling, and plaque enhancement, is associated with cerebrovascular events. History of diabetes mellitus (DM) was reported to be a potential predictor of plaque vulnerability, but the predictive value of DM-related variables for it is still uncertain. The purpose of this study was to investigate the association of diabetes duration and glycemic control with symptomatic plaque vulnerab…