Atherosclerosis in Carotid Artery (IMAGE) Umea University Caption Patients at risk of stroke can be identified using ultrasound examinations in order to establish which patients surgery could be beneficial to. Credit Umea University Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.