Ultrasonographic evaluation of the effect of extracorporeal shock wave therapy on calcific tendinopathy of the rectus femoris tendon: A case report

Figure 2 Longitudinal ultrasonographic image. A: Longitudinal ultrasonographic image showing a solid calcific nodule (white arrow) at 1.70 cm × 0.85 cm in size adjacent to the insertion site of the rectus femoris tendon; B: An arc shaped lesion (white arrow) of 1.43 cm × 0.94 cm was also defined at the transverse ultrasonographic image. AIIS: Anterior inferior iliac spine; RF: Rectus femoris.