case_images: PMC2734930_01
case_images: Abdominal X-ray demonstrating abrupt cut off sign at the 3rd portion of duodenum. Dilated stomach and proximal duodenum. Black arrow shows the cut-off sign.
case_images: CRM2009-426162.001.jpg
case_images: PMC2734930_01_CRM2009-426162.001.jpg
case_images: fig1
case_images: Her work-up included plain abdominal films, which demonstrated air in a dilated stomach and duodenum with an abrupt vertical cut off and no evidence of air in the small intestine distal to the 3rd portion of the duodenum (Figure 1).
case_images: Upper GI demonstrates obstruction at the 3rd portion of the duodenum. Arrow indicates the cut-off sign.
case_images: CRM2009-426162.002.jpg
case_images: PMC2734930_01_CRM2009-426162.002.jpg
case_images: fig2
case_images: Upper Gastrointestinal series obtained subsequently revealed contrast in the dilated duodenum with an abrupt cut off at the level of the superior mesenteric artery pedicle in a supine position (Figure 2).
case_images: Upper GI shows the relief of obstruction by contrast moving distally, once the patient was placed in prone position.
case_images: CRM2009-426162.003.jpg
case_images: PMC2734930_01_CRM2009-426162.003.jpg
case_images: fig3
case_images: Obstruction was relieved once patient was placed in the prone position (Figure 3).