Gas navel can not be good by itself, its medical name is umbilical hernia, umbilical hernia is due to the umbilical cord ring of the umbilicus due to congenital factors or acquired factors lead to too loose, and the abdominal cavity of the intestinal tubes and the omentum can be through the umbilical cord ring to reach the skin underneath the skin, the patient will be in the umbilicus found in the standing up when there is a swelling, lying down the swelling can be self-recovery into the abdominal cavity. When the mass protrudes more, it may lead to poor defecation and evacuation, or even intestinal obstruction. Sometimes, the umbilical ring may catch the protruding mass and cause ischemia and necrosis of the protruding mass, and if the protruding mass is intestinal tube, it will lead to intestinal necrosis, which will lead to life-threatening danger of the patient. Therefore, it is necessary to complete the relevant examinations and elective surgery, and there are open umbilical hernia repair and laparoscopic umbilical hernia repair. Both types of surgery have their own advantages and disadvantages, and the decision needs to be made according to the patient’s condition and financial ability, so you can consult with the attending surgeon.