If a child has abdominal pain, vomiting but not diarrhea, it may be related to indigestion, gastritis, pyloric obstruction, intestinal obstruction, intussusception and other factors. 1. indigestion: due to overeating or abdominal cold in children, resulting in gastrointestinal dysfunction, food accumulation in the stomach can not be digested, there will be abdominal pain and vomiting symptoms. 2. It is necessary to fast for 4-6 hours and drink warm water appropriately. 2. gastritis: If abdominal pain and vomiting occur but not diarrhea, the possibility of enteritis can be ruled out and gastritis needs to be considered, usually accompanied by belching, bloating and other symptoms, abdominal pain and vomiting are temporary fasting, vomiting is intense infusion of antiemetic, commonly used metoclopramide. 3. pyloric obstruction. If frequent vomiting and defecation, exhaustion stop, need to be considered pyloric obstruction, go to the hospital for abdominal plain film examination. If diagnosed, surgical treatment is required as soon as possible to avoid further deterioration. 4, intestinal obstruction, intussusception: children suffering from intestinal obstruction, intussusception may also appear abdominal pain, vomiting symptoms, but also the phenomenon of defecation, intussusception can first follow medical advice to take non-surgical treatment, such as air enema, barium enema, in serious cases, surgical treatment is required, intestinal obstruction requires fasting, water, generally more surgical treatment. 5. Other: In addition, acute pancreatitis, cholecystitis, gallbladder stones, liver disease, etc. can also appear abdominal pain, vomiting, but not diarrhea phenomenon, should promptly seek medical treatment according to the cause. Parents should pay strict attention to the child’s diet during treatment, try to eat warm porridge or boiled noodles and other easily digestible food, and conduct a detailed and comprehensive physical examination in a timely manner to avoid delaying the condition and causing serious consequences.