title: Porokeratosis ptychotropica involving the glans penis: a unique case of this rare condition.
authors.affiliation: Department of Dermatology, Ruprecht-Karls University Heidelberg, Heidelberg, Germany.
authors.forename: Marta
authors.initials: M
authors.lastname: Kogut
authors.affiliation: Department of Dermatology, Ruprecht-Karls University Heidelberg, Heidelberg, Germany.
authors.forename: Matthias
authors.initials: M
authors.lastname: Schiller
authors.affiliation: Department of Dermatology, Ruprecht-Karls University Heidelberg, Heidelberg, Germany.
authors.forename: Eva
authors.initials: E
authors.lastname: Hadaschik
authors.affiliation: Department of Dermatology, Ruprecht-Karls University Heidelberg, Heidelberg, Germany.
authors.forename: Alexander
authors.initials: A
authors.lastname: Enk
authors.affiliation: Department of Dermatology, Ruprecht-Karls University Heidelberg, Heidelberg, Germany.
authors.forename: Holger A
authors.initials: HA
authors.lastname: Haenssle
mesh_terms: D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D008875:Middle Aged; D010409:Penile Diseases / Q000473:pathology*; D010413:Penis / Q000473:pathology*; D017499:Porokeratosis / Q000473:pathology; D035583:Rare Diseases / Q000473:pathology