Tummy pain can occur in the entire region of the abdomen, and pain in different regions represents different diseases. 1. Right upper abdominal pain: usually gastric ulcer, pancreatitis, duodenal bulb ulcer, cholecystitis, gallstones and so on. 2. Left lower abdominal pain: usually lymphadenitis, left varicocele, left ovary and fallopian tube inflammation. 3. Pain in the middle abdomen: usually pancreatitis, small bowel disease, etc. 4. Right lower abdominal pain: appendicitis, pelvic inflammatory disease, constipation, etc. 5. Left upper abdominal pain: usually pancreatitis, gastritis, myocardial infarction, bile duct obstruction. Therefore, the different areas of the stomach are mostly consistent with the location of internal organs. When the stomach is painful, it is mostly suggestive of lesions in the internal organs, and when there is pain in the stomach, you should go to the hospital for examination and symptomatic treatment in a timely manner, so as to avoid delaying the condition, which will affect your health and normal life.