What Are the Common Causes of Pus in Stool?

If the stool is purulent, it is considered to be proctitis. Generally, only the mucosa is inflamed, and the severe inflammation involves the submucosa, muscular layer, and even the tissues around the rectum; sometimes only a part of the rectal mucosa is affected, and sometimes the rectal mucosa is inflamed, which can also affect part of the colon All have inflammation. Proctitis is common in weak constitution and low resistance. After infectious diseases, constipation, diarrhea, hemorrhoids, anorectal prolapse, anal fistula, polyposis, anorectal stenosis, rectal tumor, rectal injury, foreign body, etc., can make the rectum inflammation