Figure 2

Abdominal computed tomography. Abdominal computed tomography showed distension of the stomach and the duodenal bulb due to compression of the third portion of duodenum. The distance between the abdominal aorta and superior mesenteric artery was 6.1 mm (A). The angle between the abdominal aorta and superior mesenteric artery was 15.8° (B). AAo, abdominal aorta; D, duodenum; SMA, superior mesenteric artery.