Pancreatic neuroendocrine neoplasms: current paradigms and diagnostic challenges
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Pancreatic neuroendocrine neoplasms (PanNENs) are broadly divided into well-differentiated pancreatic neuroendocrine tumors (PanNETs) and poorly differentiated pancreatic neuroendocrine carcinomas (PanNECs). Grading is based on the mitotic count and Ki-67 prol... ...
