There are many clinical causes of abdominal distension and abdominal pain: First, distension and pain in the upper abdomen are mainly seen in diseases of the stomach, with chronic gastritis and gastric ulcer, especially gastric ulcer can show recurrent episodes of chronic, regular upper abdominal distension and pain. Secondly, acute pancreatitis may also show clinical symptoms such as abdominal distension and abdominal pain. Third, acute cholecystitis can also show symptoms of abdominal pain and bloating. Fourth, for the umbilical region mainly consider the intestinal tract caused by chronic colitis, ulcerative colitis, intestinal tuberculosis and even intestinal obstruction will show clinical symptoms of abdominal distension and abdominal pain. Fifth, for the lower abdomen first consider whether there is acute appendicitis, women also consider the symptoms caused by pelvic inflammatory disease, adnexitis. Therefore, it is recommended to consult a doctor in time to improve the necessary tests to clarify the diagnosis and treat it in time.