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Figure 1. A 79-year-old man had a five-month history of dull, aching epigastric pain radiating to the back and a 16-kg (35-lb) weight loss. The pain was made worse by meals and was associated with early satiety. An upper gastrointestinal series (Panel A) showed a duodenal diverticulum (D) and nonobstructing narrowing in the second part of the duodenum (arrow). Esophagogastroduodenoscopy revealed extrinsic compression of the second part of the duodenum, and computed tomography of the abdomen showed an enlarged pancreatic head with no focal mass. Because pancreatic cancer was suspected, endoscopic retrograde cholangiopancreatography was performed (Panel B), revealing a . . . [Full Text of this Article] |