Aim As atherosclerosis developed,it will rupture or plug the vascular lumen when reached a certain extent,thus can affect the blood flow.Atherosclerotic plaque can always be found in carotid artery in which blood flow will supply our brain.Flow reduction will result in a stroke.Carotid endarterectomy(CEA) is one surgical method which will remove the plaque in the carotid artery through surgical method.So that can restore blood flow and prevent stroke.This article describes the development of CEA,evidence-based way,risks and complications,so that will help more clinicians to have a better understand the CEA as well as the relationship between i