The main reasons for stomach pain without diarrhea are the following: 1. appendicitis disease, especially chronic appendicitis pain symptoms are not obvious, there will be stomach pain, no diarrhea, usually metastatic right lower abdominal pain; 2. patients with gastric ulcer or duodenal ulcer, the pain site mostly occurs in the upper abdomen or right upper abdomen, especially in the fasting will be obvious pain. 3. pancreatitis disease also The pain can occur in the stomach, often with a history of overeating. 4, there are other kidney stones, pelvic inflammatory disease, gynecological inflammation, male vasovaginitis, etc. Some people have different physiques and different reactions. Good gastrointestinal function and strong immunity can cause stomach pain after having indigestion, cold, and unclean diet, and it is not certain to have diarrhea. Occurrence of stomach pain can be first hot compress, if a long time does not relieve, should immediately go to the hospital gastroenterology first check the treatment.