Diabetes caused by pancreatitis atrophy can be controlled by general treatment or medication, and the medication needs to be standardized under the guidance of a doctor. Pancreatitis can lead to atrophy of the pancreas after long-term recurrent episodes, and the massive necrosis of pancreatic B-cells may induce diabetes mellitus. It is recommended that patients should take a light diet, have a regular work and rest schedule, avoid staying up all night, control their body weight, exercise reasonably, and monitor their blood glucose on a regular basis. In addition to general treatment, patients are also recommended to use insulin to control blood glucose. Regular treatment can improve clinical symptoms, control blood glucose level and improve the prognosis of the disease, and it is also recommended that patients should have regular review to monitor blood glucose level and adjust the treatment plan in time according to their own situation.