Routine laboratory tests may reveal a rise in the serum bilirubin concentration and alkaline phosphatase activity, and the presence of mild anemia. The diagnosis of pancreatic cancer
, however, is typically made radiographically and histologically
(i.e. via biopsy). The differential diagnosis includes chronic pancreatitis, pancreatic endocrine tumors, autoimmune pancreatitis, lymphoma, and a variety of other rare conditions.