The common symptoms of pediatric flatulence are abdominal distension, a certain degree of tenderness, and a sense of swelling to touch. The main symptom of pediatric flatulence is abdominal distension, pediatric gastrointestinal function is relatively weak, if there is a dietary irregularities, there will be gastrointestinal function to produce more gas, thus causing abdominal distension, from the outside looking at the baby’s stomach is more puffy, and lasts longer will be accompanied by symptoms of crying, touching the sense of expansion. Intestinal flatulence is generally not dealt with clinically, to be appropriate to reduce the amount of milk feeding, more observation and follow-up, improve the abdominal ultrasound, if necessary, a small amount of flatulence can be absorbed by themselves. If the persistent bloating can not be relieved, we should go to the hospital to do ultrasound in time, and follow the doctor’s instructions to be gastrointestinal decompression and other treatments.