| CLINICAL INFORMATION | ||
| 45-year-old previously healthy Chinese male, recently onset of jaundice. Image studies revealed a pancreatic mass. The surgical specimen showed a 5.0 cm mass surrounding the bile duct with infiltration into the pancreas and the duodenal wall. | ||
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| Pancreas, HE, 4× | Duodenum, HE, 4× | |
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| Pancreas, HE, 20× | Duodenum, HE, 20× | |
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| HE, 20× | HE, 20× | |
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| HE, 20× | HE, 40× | |
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| HE, 40× | HE, 40× | |
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| HE, 40× | HE, 40× | |
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| HE, 40× | HE, 40× | |
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| HE, 40× | HE, 40× | |
| Source: Department of Pathology, Shanghai Zhongshan Hospital, China Photo: Zenggang Pan Discussion: Zenggang Pan | ||