Functional Superior Mesenteric Artery Syndrome Induced by an Optional IVC Filter

Figure 5

(a) This is the view on the upper endoscopy of the distal second part of the duodenum with partial obstruction. (b) This is the same upper endoscopy performed as in (a) at the level of the third part of the duodenum with edema and obstruction to the point where the endoscope could not be advanced beyond the obstruction.

(a)

(b)