Bloated stomach with blood in the stool, if it is fresh blood, to consider the possibility of perianal diseases, common are hemorrhoids, anal fissures, anal fistula, etc.. If it is dark red or dark stool, consider the situation of digestive bleeding, go to the local hospital gastroenterology department for examination, you can do a colonoscopy, which is beneficial to the diagnosis. Common causes of gastrointestinal bleeding include peptic ulcer, perforation of the digestive tract, and tumors of the digestive system. The amount of bleeding is different, the site of bleeding is different, the patient’s symptoms are different, and the treatment is also different. For small amount of bleeding to treat the primary disease, when a large amount of bleeding to replenish blood volume, if necessary, surgery, usually pay attention to observe the stool situation.