title: [A case of giant perineal epidermal cyst: a case report].
abstract: A 33-year-old man was admitted to our hospital with the chief complaint of a giant perineal mass causing difficulty in walking. Magnetic resonance imaging revealed cystic tumor with a diameter of 13 cm. We performed tumor resection. Histopathological diagnosis of the tumor was epidermal cyst. To our knowledge, this is the sixth case of perineal epidermal cyst reported in Japan.
authors.affiliation: Department of Urology, Kanto Central Hospital.
authors.forename: Tatsuya
authors.initials: T
authors.lastname: Machida
authors.forename: You
authors.initials: Y
authors.lastname: Matsuoka
authors.forename: Shuichiro
authors.initials: S
authors.lastname: Kobayashi
authors.forename: Zen
authors.initials: Z
authors.lastname: Ozeki
authors.forename: Kazuhiro
authors.initials: K
authors.lastname: Ishizaka
authors.forename: Teruaki
authors.initials: T
authors.lastname: Oka
mesh_terms: D000328:Adult; D004814:Epidermal Cyst / Q000473:pathology / Q000601:surgery*; D006801:Humans; D008279:Magnetic Resonance Imaging; D008297:Male; D010502:Perineum