Once more commonly used, a carotid and cerebral angiogram, which entails inserting a hollow tube called a catheter to the carotid arteries and the brain, is never necessary to diagnose carotid artery disease or to determine treatment. Ultrasound: Also called a duplex ultrasound, this sort of exam makes use of https://www.sgvascularctr.com/treating-carotid-artery-disease-an-overview-of-treatment-options-in-singapore/