A Rare Cyst of Perianal Region

In this chapter, we report a young male with no comorbidities presenting with perianal swelling. Epidermoid cysts are rare, slow-growing, benign, developmental cysts that are derived from abnormally situated ectodermal tissue. Epidermoid cysts may grow anywhere on the body and about 7% of them are located in the head and neck. Epidermal cysts are congenital lesions that originate from embryonal tissue remnants. It requires histopathology for its diagnosis.. He was evaluated and taken up for surgery. Post-operative period was uneventful and he was discharged on the 2nd post-operative day. He is doing well at 4 months of follow-up. The successful treatment of cyst depends on complete surgical excision with utmost care to avoid intraoperative spillage and recurrence. Care must also be taken during surgery to avoid excessive excision, thereby causing anal canal stenosis.