Blood clots in the stool may be bleeding caused by hemorrhoids, ulcerative colitis, intestinal polyps and other diseases may also occur, it is recommended to consult a doctor for a comprehensive examination. 1. Hemorrhoids: hemorrhoids may appear blood in the stool with blood clots, hemorrhoids blood vessel rupture, bleeding may be larger, usually accompanied by pain, itching and other adverse symptoms, after eating spicy and irritating food, the discomfort will be more intense, and may make the anus around the different degrees of swelling. 2. Ulcerative colitis: Suffering from ulcerative colitis may also cause the symptoms of blood in stool with blood clots, the patient will have an increased frequency of stools, usually accompanied by diarrhea, mucus or blood clots will be adhered to the stool, some patients may experience abdominal pain, nausea and other adverse symptoms. 3. Intestinal polyps: blood in the stool with clots may also be the symptoms caused by intestinal polyps, patients may experience abdominal pain, diarrhea and other adverse symptoms, will increase the number of daily bowel movements, suffering from this type of disease will cause intestinal dysfunction. Blood in the stool with clots is also seen in other diseases, it is recommended to consult a doctor in a timely manner, under the guidance of a professional doctor to standardize the treatment, so as not to delay the condition.