The patient has blood in the stool, accompanied by urgency, the most common diseases for this symptom is dysentery and ulcerative colitis. 1, for the last few days onset, and eating dysentery bacillus contaminated food, causing intestinal bacterial infection is directly related, often accompanied by fever, abdominal pain, diarrhea and other symptoms, the stool to mucus pus blood stool. The stool routine can be clarified, after the diagnosis can be treated with furazolidone or levofloxacin lactate antibiotics, the course of treatment is usually about 3-5 days. 2, if the patient shows the above symptoms for a long time, it is mostly considered ulcerative colitis, and ulcerative colitis involving the rectum is directly related to the need to do e-colonoscopy to clarify. After the diagnosis can be treated with mesalazine enteric capsule, salazosulfamethoxazole plus whole intestine and other drugs, in serious cases can be regulated with prednisone and other hormones or immunosuppressants, when the condition is relatively light can reduce the amount of hormones.