Figure 17b. Meckel diverticulitis producing small intestinal obstruction in a 40-year-old man who presented with abdominal pain and vomiting. (a) Intravenous and oral contrast-enhanced CT scan shows distended segments of fluid-filled small intestine. (b) CT image of the pelvis shows a Meckel diverticulum (*) as a blind-ending tubular segment of bowel. There is fecal-like material within the inflamed diverticulum and minimal inflammatory changes surrounding it. (c) Photograph of the unopened resected Meckel diverticulum shows an erythematous and edematous serosa.