Itchy buttocks to see the doctor to hang what specifically according to the patient’s situation, such as anal fissure, anal fistula, hemorrhoids or perianal eczema, skin allergies, improper diet and other factors can be caused by, can be consulted in the Department of Anorectal Surgery, general surgery, dermatology and so on. 1. Anorectal surgery: itchy buttocks can be considered anal fissure, anal fistula, hemorrhoids and other diseases caused by the anal intestines, perianal and other aspects of the disease, hanging the Department of Anorectal Surgery will be more symptomatic. 2. General Surgery: some hospitals are not divided into so fine, there is no anorectal surgery, there is no other related departments, you can hang the general surgery, general surgery can also see the buttocks itch. 3. Dermatology: itchy buttocks may be caused by perianal eczema, skin allergies, improper diet, etc., which belongs to the surface discomfort of the skin, and the dermatology department can treat the symptoms. If the above discomfort occurs, it is recommended that the patient go to the hospital in time, choose the appropriate department for consultation, and follow the doctor’s instructions for treatment.