Stool pus and blood is also a relatively common clinical disease, many people tend to suspect that the bacterial dysentery, in fact, some colonic ulcers can also cause blood in the stool, if you find yourself with pus and blood mucus in the stool must be treated in a timely manner, the following to introduce to you the cause of pus and blood in the stool. Symptoms: 1, amoebic dysentery is caused by amoebic protozoa, the patient will also discharge pus and blood mucus-like stool. Careful observation will find more bleeding and less pus, stools are often dark red or jam-like, the patient does not feel obvious abdominal pain, and even no sense of urgency, the patient generally do not have a fever. As long as the stool to find amoeba can be diagnosed. 2.Chronic schistosomiasis patients also have diarrhea, thin stools or with mucus or with pus and blood. Two to three times a day, sometimes accompanied by acute and severe, much like “dysentery”, chronic disease will have anemia, emaciation, weakness. If there is a history of contact with schistosomiasis epidemic water, the patient can go to the local blood control station or blood control hospital for relevant examination to confirm the diagnosis. When the patient has pus, blood and mucus in stool, he should also consider whether he has colon cancer or rectal cancer. The patient has more frequent stools, pus and blood in stools, obvious urgency and heaviness, often with emaciation, abdominal pain and other manifestations. A doctor should be asked to examine the patient in time. Anal finger examination, sigmoidoscopy or fiber colonoscopy, barium enema X-ray examination can help diagnosis and avoid misdiagnosis and mistreatment. In short, the discharge of pus and blood mucus stool in addition to dysentery there are many reasons, should be timely consultation and cooperate with the doctor to carry out the relevant examination, identify the causes, timely treatment, especially the chronic can not be paralyzed, so as not to cause serious consequences.