Perianal cysts, or perianal cysts, usually do not go away on their own, and cysts with obvious symptoms usually require surgery to completely peel off the cyst. Perianal cyst is one of the epidermoid cysts, slow growth, most of them have no obvious symptoms, secondary infection can have pain, increase in size can cause anal swelling and discomfort and other compression symptoms, clinical easy to be misdiagnosed as perianal abscess and repeated surgery. Imaging tests are helpful in the diagnosis of perianal cysts. Perianal cysts usually do not go away on their own, the treatment of perianal cysts is mainly based on surgical intervention, and most of them can be completely cured with complete resection of the lesion. For people with infections, they can take local potassium permanganate sitz baths and use oral anti-infective drugs such as cephalosporin as appropriate. The appearance of perianal cysts, it is recommended to go to the hospital in a timely manner.