The discharge of a small piece of meat in the stool is related to rectal polyps, rectal mucosal prolapse, hemorrhoids and other diseases. Rectal polyps are caused by long-term inflammation caused by daily irritation, in the rectal polyps are relatively small most do not have obvious symptoms, but with the increase in rectal polyps, many people will have a change in bowel habits, and even defecation, the polyps will be accompanied by fecal discharge outside the anus, resulting in the anus with superfluous organisms. When the rectal mucosa relaxation is serious, it can even cause prolapse of the rectal mucosa, and then part of the prolapsed mucosa will be discharged with the feces, forming a small piece of meat during the bowel movement. Hemorrhoids are caused by the presence of venous masses in the anal area, which can lead to abnormal growths in the anal area. In severe cases, the nucleus of the hemorrhoid will be discharged with the feces, so a small piece of flesh will appear in the stool, along with the symptom of painless blood in the stool.