Sigmoid volvulus

Case contributed by Victor Tang
Diagnosis certain


Patient from high-care nursing home presents with one day history of abdominal pain, not passing flatus or opening bowels.

Patient Data

Age: 77
Gender: Female

Mechanical large bowel obstruction secondary to sigmoid volvulus, with swirling of the mesentery.

Grossly distended loops of large bowel proximal to volvulus, with the distal sigmoid and rectum collapsed.

Case Discussion

The case demonstrates the Whirlpool sign of mechanical bowel obstruction.

As with most sigmoid volvulus, this patient was managed successfully with flexible sigmoidoscopy.

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