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Fig. 1 | Arthritis Research & Therapy

Fig. 1

From: Ultrasound halo count in the differential diagnosis of atherosclerosis and large vessel giant cell arteritis

Fig. 1

IMT measurement: intima-media thickness (IMT) is measured as the distance between lumen-intima (white arrow) and media-adventitia (red arrow) interfaces. Examples are shown in yellow arrows. In this case, we see an example of mid- to hyperechoic long segmental thickening of the intima-media displaying several visible lines with loss of the typical double line pattern in a longitudinal scan of the left subclavian artery, corresponding to the increased IMT with chronic changes

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