Carotid Endarterectomy A carotid endarterectomy (CEA) is a surgical procedure to reduce the risk of ischaemic stroke. [Please download the PDF file if you are unable to view the image below.] Content serves as a guide only. Seek the advice of your doctor for more details Information correct as of April 2020 Reproduced with permission from the National Neuroscience Institute (NNI)