fig2

Figure 2. Ultrasound of the temporal and axillary arteries in a patient with GCA at baseline and 6 months. (A) At disease diagnosis with the LCSTA showing a significant halo sign (baseline); (A1) At disease diagnosis with the left axillary artery showing a significant halo sign (baseline); (B) At disease remission with no halo sign found in the LCSTA (6 months of follow-up); (B1) At disease remission with a halo sign still found in the left axillary artery (6 months of follow-up). IMT measurements are shown in yellow. GCA: Giant cell arteritis; IMT: intima-media thickness; LCSTA: left common superficial temporal artery.