A high pitch sound or "bruit" coming from the carotid artery may indicate significant narrowing. Carotid Artery Ultrasound Doppler Scan - This is a noninvasive diagnostic test that uses ultrasound to ...

Recent study involved testing medical students' ability to differentiate between 'pulsation present' and 'no pulsation ...

Those with ischemic stroke usually have stenosis or occlusion of the distal internal carotid and proximal middle ... in those with high transcranial Doppler velocities. High white cell count ...