Bleeding in the stool after intestinal polyp surgery is most likely caused by the relatively large trauma of polypectomy under e-colonoscopy, which requires the following modifications: i. Temporarily fasting, but drinking water, mainly cool water, is allowed. Second, in terms of medication, you can use Yunnan Baiyao or vitamin K1 to stop the bleeding, and monitor the patient’s vital signs, such as blood pressure and pulse rate. If the blood pressure continues to fall down and the pulse rate continues to go up, the bleeding is considered not to have stopped; you can also judge this by observing the color and nature of the stool. If you keep solving dark red bloody stools, the bleeding is also considered not to have stopped and the following treatment is needed: if the bleeding is relatively large, emergency e-colonoscopy is needed to stop the bleeding. Minor bleeding can mostly be minor bleeding will most likely resolve on its own after diet control and use of hemostatic drugs.