White mucus with blood inside in front of the stool may be caused by perianal abscess, internal hemorrhoids, proctitis, rectal tumors and other reasons. 1. Perianal abscess: due to inflammatory infection in the soft tissues around the anus and rectum or in the interstitial space around them, the purulent inflammation formed will stimulate the rectum, causing mucus secretion and a small amount of blood, and it is easy to appear in front of the stool there is white mucus with blood inside. 2. Internal hemorrhoids: due to increased intra-abdominal pressure, sedentary causes above the dentate line of the anus appear blood vessel mass, in defecation, if the stool is dry will cause friction on the blood vessel mass, rupture, at the same time, internal hemorrhoids on the surface of the rectal mucous membrane will be secreted intestinal fluids, prone to stool in front of the white mucus inside the situation of blood. 3. proctitis: due to the rectal mucosa is infected by inflammation, resulting in increased secretion and local mucosal tissue bleeding, easy to appear in front of the stool white mucus with blood inside. 4. Rectal tumor: Due to the tumor lesion in rectal tissue, it is easy to have the surface blood vessel rupture and bleeding during the process of tumor enlargement, or invade the mucous membrane around the rectum, resulting in the increase of mucous membrane secretion, which is easy to have the situation of blood in white mucous in front of the bowel movement. If the above situation occurs frequently, it is recommended to go to the hospital in time for examination and targeted treatment after clarifying the cause of the disease.