Fig. 4.

Low-output, colo-cutaneous fistula with anastomotic stricture in patient with descending colon segmental resection due to trauma.

A. Abdominal CT image shows small air-containing abscess pocket (arrows) and subcutaneous fistula tract formation (arrowheads).

B. Initial fistulogram shows colo-cutaneous fistula (arrows) with anastomotic stricture at descending colon.

C. Placement of covered metallic stent at descending colon anastomosis site.

D. Follow-up image obtained after placement of covered metallic stent shows fully expanded stent with good passage of contrast media without visible fistula tract.