Fig. 21
From: Many faces of acute bowel ischemia: overview of radiologic staging
A 17 y/o female with abdominal pain, distension, nausea and vomiting for 3 days. a, b Marked gastric dilatation is seen with mural pneumatosis (thin arrows) and hypo-enhancement (arrowheads). Portal vein pneumatosis is also depicted (dotted arrow). Patient’s annular pancreas (thick arrows) was causing duodenal luminal narrowing. c, d Emphysematous gastritis and annular pancreas were confirmed in surgery; total gastrectomy and esophagojejunostomy were performed