PMC5018078_01
Computed tomography showing a closed loop of the small bowel in the pelvis (arrowheads).
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A computed tomography scan of her abdomen and pelvis demonstrated an extensively dilated small bowel and a closed loop of small bowel in the pelvis, with no signs of adhesion, malignancy, or an inflammatory etiology (Fig. 1).
Computed tomography showing the transition zone (arrow) in the left lower abdomen. There is significant surrounding mesenteric fat stranding. Arrowheads indicate sigmoid colon.
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A transition zone was seen in the left lower abdomen, where significant surrounding mesenteric fat stranding was observed, and ischemia was strongly suspected (Fig. 2).
Intraoperative photograph. A loop of ileum is seen herniating through a full-thickness defect (arrow) in the sigmoid mesocolon. Arrowheads indicate sigmoid colon.
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A loop of an ileum had herniated through a full-thickness defect in the sigmoid mesocolon, consistent with a transmesosigmoid hernia without a sac (Fig. 3).
Intraoperative photograph showing the sigmoid mesocolic defect after reduction of the incarcerated small bowel.
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The defect was slightly enlarged with a small incision, and the herniated loop was successfully reduced using laparoscopic graspers (Fig. 4).