Fig. 3
From: Parietal abdominal pain with lower leg discrepancy: a case report
Ultrasound of the right flank (a), with thickness measurement of the external oblique (EO) at 8.45 mm and of the internal oblique (IO) at 11 mm. Ultrasound was performed bilaterally placing the probe at shown location (b) comparatively on both sides, finding at left (c) an EO at 10.7 mm and IO at 9.76 mm. We noticed a difference of 1 mm on the left side and 2.55 mm on the right side (and an inversion of the relative thickness)