Hemorrhoids, perianal abscesses, and rectal prolapse are some of the many reasons that can trigger the condition of extra flesh in the anal area. Determining the exact cause is also based on other medical conditions. First of all, the most common cause is hemorrhoids, hemorrhoids are caused by varicose veins around the anus, especially some thrombosed external hemorrhoids, it is easy to form venous blood clusters or thrombus around the anus, and cause a feeling of swelling and pain. Secondly, perianal abscess will also cause this symptom, perianal abscess will form abscess or lump around the anus, these lumps are big or small, the appearance of more hard, and cause redness and swelling and pain. In addition, acute inflammatory lesions of the mucosa of the lower part of the rectum, resulting in partial prolapse of the mucosa from the anus, can also cause this symptom.