The first and most likely cause of anal itching with blood in the stool is hemorrhoids. As hemorrhoids belong to the varicose veins of the rectal venous plexus, the hemorrhoids will protrude out of the anus when the patient is straining to defecate, manifesting themselves as small balls of flesh that can be touched with the hand. The local small blood vessels will thus rupture and bleed resulting in blood in the stool, the blood is usually fresh blood. The localized itching discomfort of the anus is mainly due to the restriction of the local venous return of the anus, causing local blood stasis and thus leading to the itching discomfort of the anus. Secondly, the residual feces in the anus can also cause local itching discomfort. It is recommended to develop the habit of regular defecation, and at the same time pay attention to the appropriate more vegetables, fruits, avoid spicy, stimulating food, drink more water to do sports to ensure a good mood. Conditions allow the recommendation every night potassium permanganate solution tub bath or clean warm water tub bath. If necessary, with the application of hemorrhoidal suppositories or creams to improve local symptoms, if it continues to not get better, it is recommended that timely outpatient clinic if necessary, surgical treatment. Again, the anal itchy stool with blood may also be caused by anal fissure, long-term hard knot, in defecation will lead to perianal skin cracks lead to anal fissure. Generally there will be blood in the stool often accompanied by obvious pain. Finally, the cause of blood in the stool also includes perianal eczema, mainly due to fungal infections and other factors, caused along the anus of the radial skin fissures, severe blood in the stool performance. Therefore, when the symptoms of anal itching with blood in the stool appear, it is recommended to go to the outpatient anorectal surgery clinic, improve the examination and make a clear diagnosis and choose the appropriate method of surgical treatment.