Total colorectal and terminal ileal duplication presenting as intussusception and intestinal obstruction

Figure 1 Abdominal radiographs taken as an initial evaluation of the abdominal pain in the patient. A: Supine radiograph showing non-specific dilated bowel loops at the right abdomen; B: Erect radiograph revealing a right-sided stomach bubble in this patient with situs inversus.

Figure 2 Axial computed tomographic scans of the lower abdomen. A: Intussusception in the region of the sigmoid and descending colon at right lower quadrant of the abdomen (arrow); B: Scan at a more cranial level revealing a distended descending colon with a thin enhancing rim of a septum (arrow).

Figure 3 Gastrografin enema. A: Enema performed via an enterostomy showing a duplicated terminal ileum; B: Enema performed via the anus showing a duplicated rectum.