title: Oyster-shaped hyperkeratotic plaques on the penis.
authors.affiliation: Department of Dermatology, Acıbadem University School of Medicine, Istanbul, Turkey.
authors.forename: Engin
authors.initials: E
authors.lastname: Sezer
authors.affiliation: Department of Dermatology, Mayo Clinic, Rochester, MN, USA.
authors.forename: Julia S
authors.initials: JS
authors.lastname: Lehman
authors.affiliation: Department of Pathology, Sisli Etfal Training Hospital, Istanbul, Turkey.
authors.forename: Özben
authors.initials: Ö
authors.lastname: Yalçın
authors.affiliation: Department of Urology, Acıbadem University School of Medicine, Istanbul, Turkey.
authors.forename: İlter
authors.initials: İ
authors.lastname: Tüfek
authors.affiliation: Department of Urology, Acıbadem University School of Medicine, Istanbul, Turkey.
authors.forename: Selçuk
authors.initials: S
authors.lastname: Keskin
authors.affiliation: Department of Dermatology, Acıbadem University School of Medicine, Istanbul, Turkey.
authors.forename: Emel Öztürk
authors.initials: EÖ
authors.lastname: Durmaz
authors.affiliation: Department of Dermatology, Acıbadem University School of Medicine, Istanbul, Turkey.
authors.forename: Sedef
authors.initials: S
authors.lastname: Sahin
keywords: Psoriasis verrucosa; condyloma acuminatum; penis