title: Photo quiz. Disseminated superficial actinic porokeratosis.
authors.affiliation: Department of Dermatology, Buffalo Medical Group, 8625 Sheridan Dr, Williamsville, NY 14221, USA.
authors.forename: T N
authors.initials: TN
authors.lastname: Helm
mesh_terms: D000368:Aged; D005260:Female; D006801:Humans; D007868:Leg Dermatoses / Q000175:diagnosis* / Q000473:pathology; D010787:Photosensitivity Disorders / Q000175:diagnosis* / Q000473:pathology; D017499:Porokeratosis / Q000175:diagnosis*; D012867:Skin / Q000473:pathology