A carcinoma that is manifested in cells found in the tissues of the pancreas.|Tumors or cancer of the PANCREAS. Depending on the types of ISLET CELLS present in the tumors, various hormones can be secreted: GLUCAGON from PANCREATIC ALPHA CELLS; INSULIN from PANCREATIC BETA CELLS; and SOMATOSTATIN from the SOMATOSTATIN-SECRETING CELLS. Most are malignant except the insulin-producing tumors (INSULINOMA).|A carcinoma that is located_in cells found in the tissues of the pancreas. (Experimental Factor Ontology, EFO_0002618)