The three most important pancreatic tumors are carcinoma of the exocrine pancreas (pancreatic adenocarcinoma of duct origin), islet cell tumors producing insulin (insulinoma), and islet cell tumors producing gastrin (gastrinoma) associated with the Zollinger-Ellison (Z-E) syndrome. Exocrine adenocarcinoma. Carcinoma of the pancreas as a descriptive term usually refers to an adenocarcinoma of the exocrine pancreatic […]