Efficacy and Safety of Exploring Deeper Sections of the Infrapapillary Area of the Duodenum by Using Sedative Esophagogastroduodenoscopy

<div>(a) Collapsed lumen with ulcerated mass obstruction over the infrapapillary area (arrow). (b) Transmural fistular tract (arrow) in the third portion of the duodenum with perforation and inflammation (H&amp;E, 40x).</div>

Gastroenterology Research and Practice

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Figure 6

Figure 6: Efficacy and Safety of Exploring Deeper Sections of the Infrapapillary Area of the Duodenum by Using Sedative Esophagogastroduodenoscopy 