2, the internal hemorrhoid prolapse: if usually not outside the anus, but with the bowel movement out, out of their own back, or can not go back, in the anus gradually increase in size, the color becomes dark black, this is generally the internal hemorrhoid prolapse, often need more surgical treatment, because the drug can only relieve the symptoms, can not be cured.
3, rectal polyps: rectal polyp prolapse is sometimes difficult to identify with the prolapse of internal hemorrhoids, but the symptoms of the two are similar, both for the anal mass prolapse, can go back on their own or can not go back, the two treatments are similar, both need surgical treatment, after the operation to send the pathology examination, through the results of the pathological examination can be clearly identified.
4, anal papilloma: anal papilloma refers to the anal papilla hypertrophy, to the point of detachment from the anus, causing local moisture, itching and other symptoms, mainly because of the anal column hyperplasia caused by the chances of producing cancer, once appeared, should be treated promptly.
So, if there is a lump, combined with bleeding, pain and other certain symptoms, it should be taken seriously, and timely to the regular anal and intestinal hospital to seek medical treatment, diagnosis and clear treatment accordingly.