title: A 12-Year-Old Boy with Multiple Scaly Papules.
authors.affiliation: Department of Dermatology, University of Minnesota, Minneapolis, Minnesota.
authors.forename: Sanna D
authors.initials: SD
authors.lastname: Ronkainen
authors.affiliation: Department of Dermatology, University of Minnesota, Minneapolis, Minnesota.
authors.forename: Sarah Storm
authors.initials: SS
authors.lastname: Gross
authors.affiliation: Department of Pediatric Dermatology, University of Minnesota, Minneapolis, Minnesota.
authors.forename: Ingrid C
authors.initials: IC
authors.lastname: Polcari
mesh_terms: D002648:Child; D003937:Diagnosis, Differential; D005076:Exanthema / Q000209:etiology; D006801:Humans; D008297:Male; D017499:Porokeratosis / Q000175:diagnosis*; D012867:Skin / Q000473:pathology*