Carotid Doppler ultrasound scan showing blood flow in neck arteries
June 11, 2026

Carotid Doppler Ultrasound: Complete Patient Guide

Quick Answer Carotid Doppler ultrasonography is a safe, non-invasive diagnostic test that uses sound waves to measure blood flow through the carotid arteries in your neck. Doctors recommend it for detecting plaque formation, arterial constriction, and stroke risk. The test lasts

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