PMC3335460_01
Longitudinal sonographic image of a left ulnar artery in a patient with hypothenar hammer syndrome. The artery appeared thrombosed and thicker with a "triple ring aspect" of its wall.
PSI2010-343820.001.jpg
PMC3335460_01_PSI2010-343820.001.jpg
fig1
The artery appeared thrombosed and thicker with a "triple ring aspect" of its wall (Figure 1).