There is a correlation between pancreatitis and pancreatic cancer. Chronic pancreatitis causes degeneration of pancreatic function and proliferation of fibrous tissue, which can increase the risk of pancreatic cancer. Pancreatic cancer is a common malignant tumor of the gastrointestinal tract and is associated with pancreatitis, lifestyle habits, autoimmune diseases, genetic background and other acquired factors. Regular pancreatic CT and CA199 carcinoembryonic antigen examinations are recommended, and early and effective measures to treat chronic pancreatitis can reduce the incidence of pancreatic cancer, and early treatment is more effective.