The danger of intussusception in children is mainly the abdominal pain, vomiting and other symptoms, as well as the complications caused by intestinal perforation and intestinal necrosis, which can jeopardize the life of the child. 1. Symptoms: Intussusception can cause repeated episodes of severe paroxysmal pain in the abdomen. When the pain attacks, the child may appear crying and restlessness, bending the knees and shrinking the abdomen, pale and so on. At the same time, it can also cause vomiting and bloody stools. 2. Complications: intussusception can lead to intestinal necrosis, intestinal perforation and peritonitis, causing abdominal distension, fluid accumulation in the abdominal cavity, abdominal pain and pressure, etc. At the same time, it can cause deterioration of general condition. At the same time, it can cause the deterioration of the systemic state, causing high fever, dehydration, drowsiness, coma, etc., which can jeopardize the child’s life. If the child is diagnosed with intussusception, it is recommended to consult a doctor in time for diagnosis and treatment, and most of them can be cured.