Stool in granular form is a manifestation of constipation, mainly due to long-term dietary inappropriateness, gastrointestinal function of peristalsis is too slow, resulting in indigestion and other causes. Accompanied by bleeding may be related to constipation itself, hemorrhoids, anal fissure and so on. 1. constipation: stool bleeding may be constipation caused by dry hard feces on the perianal tissues and the end of the rectum directly caused by trauma, at this time it is recommended that patients do not directly force defecation, if necessary, can be used under the guidance of the doctor, such as Keselol for local softening and lubrication, to avoid damage to the local mucosa. 2. hemorrhoids: dry stools can trigger mucosal congestion, the formation of varicose veins, triggering hemorrhoids. At the same time, dry stool can also scratch the varicose vein clusters, resulting in blood in the stool. Hemorrhoids bleeding often occurs at the end of defecation drops on the stool, manifesting itself as fresh blood suspended on the surface of the stool. 3. anal fissure: dry stools may also cause many fissures in the anal canal at the end of the rectum, which causes bleeding in the stool belongs to anal fissure. Bleeding caused by anal fissure is generally less. At the same time there will be obvious pain performance. In addition, there are many other causes of granular blood in the stool, the same can not be excluded from the possibility of gastrointestinal tumors, it is recommended that patients go to the regular hospital in time. After clarifying the cause of the disease, targeted treatment under the guidance of the doctor, in order to reduce the adverse effects of the disease.