Gastric sinus ectopic pancreas is usually reviewed within 3 years, once a year or so. If there is no abnormality in 3 consecutive years of examination, it can be rechecked once in 2~3 years. 1. Gastric sinus ectopic pancreas is pancreatic tissue growing in the sinus of the stomach. Patients often experience some non-specific digestive symptoms, such as nausea, vomiting, abdominal pain, diarrhea, etc. However, it is still a benign lesion, and it usually needs to be treated endoscopically or surgically to remove the ectopic pancreas. 2. In order to prevent cancerous changes after the surgical treatment, it is often necessary to go to the hospital for rechecking once a year or so in order to detect it in time. If there is no abnormality in 3 consecutive years of examination, the examination can be repeated once every 2~3 years. In addition, patients with gastric sinus ectopic pancreas should develop good dietary habits, try to avoid eating stimulating foods and overeating.