There is a hard thing around the hemorrhoids may be anal polyps, thrombosed external hemorrhoids, anal fistula fistula and so on. 1. anal polyps: patients who suffer from chronic constipation, will make the fecal slag for a long time to stimulate the anus, resulting in the occurrence of anal polyps, thus appearing around the hemorrhoids have a hard thing. 2. Thrombosed external hemorrhoids: patients who eat spicy and stimulating food for a long time, resulting in excessive force during bowel movements, causing perianal subcutaneous veins to rupture. The blood pools under the skin and forms a thrombus, which may appear as a hard thing around the hemorrhoid. 3. Fistula of anal fistula: If the patient has an abscess around the anus, and there is a rupture in the rectum, a fistula will be formed, appearing around the hemorrhoids, and there is a hard thing under the skin of the perianal area when touched. When the patient has a hard thing around the hemorrhoids, in addition to the above causes of disease, there may be other causes, should go to the hospital in a timely manner, to identify the cause of the disease, under the guidance of the doctor for a reasonable formal treatment.