If intestinal tumor causes intestinal obstruction, the following three points should be noted: 1. Intestinal obstruction caused by intestinal tumor is a type of mechanical intestinal obstruction, which is caused by narrow intestinal cavity caused by tumor, resulting in intestinal contents cannot be passed, so it can only be treated by surgery to achieve the purpose of relieving symptoms. 2. 3.After resection of intestinal tumor, pathological examination should be improved as soon as possible, and if it is malignant tumor, other comprehensive treatments should be given to prolong patients’ life.