Indications for surgery for acute abdomen are as follows: 1, systemic deterioration trend, such as elevated temperature, rapid pulse, progressive decline in red blood cells, leukocytes, etc.; 2, acute peritonitis signs of progressive increase or expansion of the person; 3, free gas under the diaphragm, hepatic turbidities gradual shrinkage, abdominal mobility turbidities are positive; 4, antiresorptive treatment does not improve and there is a tendency to deteriorate; 5, intestinal sounds weakened or disappeared; 6, the abdominal cavity can be pumped out of the noncoagulable blood, gas, bile, gastrointestinal contents; 7, gastrointestinal tract has a hemorrhage; 8, the rectal palpation of the positive pressure pain.