Common causes of stomach pain in children are as follows: 1st, intestinal parasites, mostly seen in babies do not pay attention to hygiene, poor sanitation, manifested as intermittent abdominal pain, accompanied by poor nativity, lethargy, and poor sleep at night; 2nd, the baby’s abdominal chronic or prolonged inflammation, such as mesenteric lymphadenitis, gastritis, enteritis, etc., most often seen in the cold, dietary impurity, easy to recurring episodes; 3rd, is the baby intestinal Functional disorders, including gastrointestinal peristaltic dysfunction and intestinal flora imbalance, which can lead to gastrointestinal spasm, irritable bowel, etc. leading to abdominal pain; 4th, acute inflammation of abdominal organs, such as acute hepatitis, acute pancreatitis, acute appendicitis, etc., most often accompanied by fever, vomiting, diarrhea, etc.; 5th, intestinal obstruction of various causes, such as intestinal volvulus, intussusception, fecal secretion, etc.; 6th, some special etiologies, such as urinary stones, abdominal-type anaphylactic purpura, lead poisoning and so on.