Fig. 1From: Extra-corporeal shock wave therapy versus local corticosteroid injection in treatment of chronic trigger finger in diabetic patientsLongitudinal view of the flexor pollicis tendon of the right thumb showing the pretreatment thickness of the A1 pulley a pretreatment (0.16 × 0.75 mm) and b post-treatment (average thickness) in group 1Back to article page