Pancreatic neuroendocrine tumor

Case contributed by Jan Smith
Diagnosis certain
Annotated image

Hypervascular 3 cm mass within the body of the pancreas.

Case Discussion

Histopathology results: Best regarded as a well-differentiated pancreatic endocrine carcinoma. Positive for MNF 116, chromogranin, synaptophysin and CD 56. The tumor is negative for insulin, glucagon, VIP, gastrin, S100, somatostatin and pancreatic polypeptide.

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