The main symptom of appendicitis in children is metastatic right lower abdominal pain. It starts with a vague, dull pain around the umbilicus or in the epigastric region, accompanied by loss of appetite, fever, crying, irritability, indigestion, nausea, vomiting, etc., and gradually develops into pain in the right lower abdomen after the inflammatory reaction increases. Appendicitis in children is mostly caused by bacterial invasion of the appendix from the intestines. For children’s acute appendicitis, once diagnosed, it is recommended to operate as soon as possible, because of its relatively low resistance to inflammation, and children’s incomplete development of the omentum is also the most important anatomical reason why inflammation is easy to spread, it is recommended that children’s acute appendicitis, the earlier the operation, the better the results. Usually pay more attention to the child’s diet should be light and nutritious, try not to eat some spicy and stimulating food, you can eat more vegetables and fruits, vitamin supplement, to ensure that the food hygiene is clean and tidy, to avoid bacterial invasion of the body, to develop a good dietary habits. Once the above situation occurs, it is recommended to go to the hospital in time for treatment.