20 days after appendicitis surgery, every time you go to the toilet, there is a high probability that there is a correlation with the local inflammatory reaction and tissue adhesion, which is a common postoperative complication. Appendicitis itself peripheral inflammatory reaction is obvious, part of the accompanying purulent lesions, after surgery, some people still have inflammatory reaction in the operation area, and even local tissue adhesion, in the process of defecation with the intestinal peristalsis and contraction, resulting in local pulling, stimulation to the nerves, which will cause colic symptoms, need to be restored through the daily conditioning. If colic is obvious, you need to be admitted to the hospital in time, through clinical examination and imaging, to determine the specific condition, and standardized treatment under the guidance of the clinician, to avoid delays in the condition.