Courtesy of Intermountain Medical Imaging, Boise, Idaho.
Figure 1 shows a colour Doppler ultrasound picture of blood flowing through a normal artery (red) and vein (blue). Figure 2 shows an ultrasound picture of an artery narrowed by the buildup of calcium and fat (cholesterol) in the inner lining of the artery, called plaque, which leads to "hardening of the arteries" (atherosclerosis).
Current as of: December 9, 2019
Author: Healthwise Staff Medical Review: Kathleen Romito MD - Family Medicine Brian D. O'Brien MD - Internal Medicine Adam Husney MD - Family Medicine Martin J. Gabica MD - Family Medicine Howard Schaff MD - Diagnostic Radiology
Medical Review:Kathleen Romito MD - Family Medicine & Brian D. O'Brien MD - Internal Medicine & Adam Husney MD - Family Medicine & Martin J. Gabica MD - Family Medicine & Howard Schaff MD - Diagnostic Radiology