A very long ball of meat growing out of the anus may be caused by internal hemorrhoids, rectal prolapse, rectal polyps, etc. When the patient’s condition is mild, the ball of meat growing out of the anus is usually able to go back, and if the condition is more serious, it is not able to go back on its own. 1. Internal hemorrhoids: internal hemorrhoids is generally referred to by poor dietary habits, poor bowel habits and other factors caused by anorectal diseases, when the patient defecation, bleeding, prolapse and other symptoms may occur, when the condition is mild, the anal growth of meatballs after defecation is usually able to go back, if the condition is more serious, can not be back on their own. 2. Rectal prolapse: rectal prolapse is usually caused by constipation, diarrhea and other reasons, in the initial outbreak of the disease, when the patient coughs, forceful defecation, the anal meatballs will be out of the bowel, after defecation will be returned to their own, if the condition is aggravated, the anal meatballs need to be hand-held back to the anus. 3. Rectal polyps: Rectal polyps may be caused by infection, injury and other reasons, if the condition is mild, the patient in the stool polyp will prolapse outside the anus, after retraction, if the condition is aggravated, the polyp will not shrink back. The anus grows a very long ball of meat, once found that patients should be recommended to consult a doctor in a timely manner, a clear diagnosis, follow the doctor’s instructions under the guidance of the doctor for treatment, so as not to delay the condition.