What's wrong with poop bleeding?

Bloody stool is a common but serious symptom that can be caused by a variety of causes. Here are some of the causes that can lead to bleeding from diarrhea: 1. Anal fissure or hemorrhoids: This is one of the most common causes. Anal fissure is a tear in the skin of the anal canal, usually caused by constipation or diarrhea. Hemorrhoids are varicose veins around the anus that can also cause bleeding. 2. Intestinal inflammation: For example, ulcerative colitis, Crohn's disease and other inflammatory bowel diseases can cause intestinal mucosal inflammation and ulcers, leading to bleeding.3. Intestinal infection: bacterial, viral or parasitic infections may also cause intestinal inflammation and bleeding.4. Intestinal tumors: colon cancer, rectal cancer and other intestinal tumors can cause blood in stools, usually accompanied by other symptoms, such as abdominal pain, weight loss, abdominal mass, etc. 5. Intestinal vascular diseases: such as vascular malformation, hemangioma, etc., may also lead to bleeding. 6. Other reasons: anal canal or rectal injury, the use of anticoagulant drugs, thrombocytopenia purpura, coagulation dysfunction, etc. may also cause blood in stools. It is important to note that blood in the stool may be a sign of serious illness, especially if it is accompanied by other symptoms. A doctor may perform a digital anal examination, colonoscopy, etc. to determine the cause of bleeding and develop appropriate treatment options. For the following special groups, blood in the stool may be of particular concern: Blood in the stool may be a sign of intestinal cancer and should be taken seriously. People with a family history of intestinal diseases: increased risk of intestinal diseases and regular intestinal examinations. People who take drugs for a long time: certain drugs may affect blood coagulation and increase the risk of bleeding. People with chronic diseases: For example, diabetes, cardiovascular disease, etc., may affect intestinal health and increase the risk of bleeding. In short, diarrhea bleeding is a symptom that needs attention and should be diagnosed and treated promptly. At the same time, maintaining good eating habits, increasing dietary fiber intake, and maintaining regular bowel habits can help prevent intestinal diseases.