There is a certain danger period after the operation of intestinal perforation, mainly to observe whether it is accompanied by anastomotic fistula as well as abdominal infection and other symptoms, and most of the corresponding phases are in the range of 3~7 days. Intestinal perforation may result in a large amount of intestinal contents flowing into the abdominal cavity, and the perforation can be repaired by surgery or anastomosis after partial resection of the intestinal tube, and there is a certain risk period after surgery, mainly because of the fear of anastomotic fistula caused by necrosis of the intestinal tube as well as serious infection in the abdominal cavity. Most of the corresponding stages are in three to seven days, and some patients are mildly ill and basically will not have too many problems after three days. During the recovery period, once obvious abdominal pain, fever, vomiting and other symptoms, you need to consult a doctor in time to observe, through the examination to confirm the diagnosis of the specific condition, under the guidance of the clinician to carry out standardized treatment, to avoid causing delays in the condition.