DAVID M. MARTIN, MD / SCIENCE PHOTO LIBRARY DAVID M. MARTIN, MD / SCIENCE PHOTO LIBRARY
Duodenal stent. Endoscope view of a metallic mesh stent holding open the duodenum (small intestine) of a 79 year-old female patient. The stent was inserted due to the duodenum being obstructed by a pancreatic carcinoma (cancer). The stent allows the normal passage of food from the stomach through the small intestines.
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