The most common cause of abdominal distension and abdominal bulge is the functional reason, there is no tumor disease in the abdominal cavity, knowledge of eating unclean food, diarrhea or acute gastric dilatation, will appear abdominal bulge or abdominal distension. Another situation is that the abdominal cavity has been operated, or previously committed peritonitis formed intestinal adhesions, adhesions lead to intestinal function is limited, or intestinal adhesions lead to intestinal obstruction, there will also be a bulge in the upper abdomen, i.e., swelling. There is also a situation is neither intestinal adhesions, nor poor diet, but the growth of a tumor, especially colon tumor, colon tumor after a long time will lead to intestinal obstruction, at this time the stool. Exhaustion can not be carried out smoothly, food residues will remain in the intestinal tract, after a long time, there will be dilatation and swelling of the upper abdomen, at this time need to be hospitalized.