The feeling of colic every time you go to the toilet after appendicitis surgery may be due to unrecovered intestinal function, intestinal adhesions, intestinal injury, etc. 1. Bowel function has not recovered: after appendicitis surgery, there will be damage to the bowel function, and after defecation, the patient may cause intestinal spasms, which will lead to the occurrence of colic. 2. Intestinal adhesion: after appendicitis surgery, if the care is not appropriate, when it may lead to intestinal adhesion, the patient will have abdominal distension, abdominal pain, after defecation due to changes in intestinal contents, resulting in changes in intestinal peristalsis, which may cause colic. 3. Bowel injury: during appendicitis surgery, if the operation is not done properly, it may cause intestinal injury, and the movement of intestinal contents after defecation may stimulate the injury site and cause colic. Colic after appendicitis surgery may also be other reasons, should be timely to the hospital for examination and treatment, so as to avoid delay in the condition.