Children’s stomach discomfort and vomiting can be seen in acute gastroenteritis, gastrointestinal surgical diseases and other conditions, specific need to be analyzed according to the child’s situation. 1. Acute gastroenteritis: there may be a history of unclean diet, clinical vomiting and abdominal pain and other symptoms, some of which may be accompanied by fever, diarrhea, perfect infection indicators can be seen elevated. 2. Surgical diseases of the digestive tract: such as acute appendicitis, clinical abdominal discomfort, vomiting, accompanied by fever, perfect abdominal ultrasound can assist in the diagnosis, and need to actively seek treatment. 3. other: such as influenza, can appear general discomfort, nausea or abdominal pain and other symptoms. Children with stomach discomfort and vomiting are advised to consult a specialist to assess and determine the cause.