PMC5241580_01
Abdominal computed tomography shows herniation of the sigmoid colon through the defect of the right low quadrant abdominal wall (arrow). a: axial image, b: coronal image.
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However, a computed tomography (CT) showed the sigmoid colon herniated through the abdominal wall defect without ischemic changes, indicating an incarcerated incisional hernia of the sigmoid colon (Fig. 1).
Operative findings. Herniated sigmoid colon is shown after blunt and sharp dissection of the abdominal wall beneath the McBurney incision scar.
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During the operation, after sharp and blunt dissection of the mass in the subcutaneous layer, an incarcerated sigmoid colon, which was impacted with hard stool, was identified (Fig. 2).