Generally speaking, healthy people defecate once a day, but this is not necessarily the case for patients with gastrointestinal diseases. Defecation is the process of eliminating undigested waste from the body, and it is a process that promotes metabolism. However, some people find that their stool contains blood when they defecate, and they find bleeding from the anus when wiping it with paper. So, what is going on with the bleeding from the anus? The following is a detailed introduction. Bleeding from the anus is most likely to indicate anorectal disease. Among them, bleeding caused by hemorrhoids usually occurs during or after defecation, and is in the form of dripping or spurting blood. The blood is bright red, and the blood is not mixed with feces. Bleeding caused by anal fissure is bright red, and there is blood after dripping or wiping with toilet paper, and there is severe anal pain after defecation. Bleeding caused by intestinal polyps is bright red, painless, and the blood is not mixed with feces. It is recommended that you go to the hospital for a detailed anoscopy to confirm whether the bleeding symptoms are caused by the above or other diseases. Causes of bloody stools: 1. Hemorrhoids: Hemorrhoids are most likely to cause bleeding in the stool, because the most common symptom of hemorrhoids is bleeding and painful stool. In this case, it is necessary to treat it in time to avoid unnecessary consequences. 2. Anal fissure: blood in the stool or after defecation. The amount of blood in the stool is small, bright red, and covers the surface of the stool in thread-like form. There is anal pain during or after defecation. Anal fissure is also one of the common causes of bleeding in stool. 3. Rectal polyps: Rectal polyps are also a cause of bleeding in the stool. The most common symptom is blood in the stool or bleeding after defecation. Generally, the amount of blood in the stool is not much and is not mixed with the stool. The blood is attached to the surface of the stool and is bright red. Chronic cases may be mixed with mucus or pus. Sometimes the stool becomes thin and stringy. 4. Rectal cancer: Bleeding in stool caused by rectal cancer is more common in middle-aged and elderly people. Bleeding in stool occurs intermittently or repeatedly, gradually worsens, and is accompanied by symptoms of tenesmus. The surface of the stool may be mixed with mucus, pus, and blood. The stool is formed but gradually becomes thinner. In the late stage, patients may experience weight loss, anemia, etc. In addition, nonspecific ulcerative colitis bleeding is also one of the causes of bloody stools. |
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