Small bowel obstruction presenting with a rectal haematoma

Figure 1 Abdominal radiograph appearances were non-specific.

Figure 2 Images taken at flexible sigmoidoscopy demonstrating an extra-luminal mass putting pressure of the anterior rectal wall. A: Compression of the anterior rectal wall; B: Haematoma due to gangrenous small bowel loops; C: Pressure within the pelvic cavity acting on the rectum.

Figure 3 Computed tomography scan demonstrating the presence of dilated, fluid-filled loops of small bowel clumped together within the pelvis.