Perianal Parasitic Cyst in a Child – Case Report

Perianal cyst in pediatric age group is very rare, even rarer is a parasitic cyst in perianal region. Epidermoid cyst or a parasitic cyst may present in perianal region. Epidermoid cysts are common skin lesions. They can get complicated by inflammation, infection, rupture, or malignancy. Parasitic cyst may be caused by Enterobius vermicularis, Strongyloides and Echinococcus granulosus. They present as a cyst, nodule, granuloma or as an abscess. These cysts are not common in children and scarcely reported. We herein report a case of Perianal parasitic Cyst in a 5 year old boy who was successfully treated by complete surgical excision and is doing well after six months follow-up. Histology revealed parasitic cyst of unknown origin. Keywords: Parasitic cyst, perianal cyst, perianal nodule, perianal granuloma.