Utility of the CT Scan in Diagnosing Midgut Volvulus in Patients with Chronic Abdominal Pain

Figure 2

(a) Upper GI series shows the “corkscrew sign” in a frontal view. (b) Upper GI series shows malrotation with midgut volvulus. An incomplete duodenal obstruction and dilation of the first and second portions are seen, as is the “corkscrew sign.”

(a)

(b)