title: Acquired porokeratotic nevus.
authors.forename: R M
authors.initials: RM
authors.lastname: Rosen
mesh_terms: D000328:Adult; D002908:Chronic Disease; D003877:Dermatitis, Contact / Q000209:etiology; D006229:Hand Dermatoses / Q000139:chemically induced; D006801:Humans; D007645:Keratoderma, Palmoplantar / Q000209:etiology*; D008297:Male; D009508:Nevus, Pigmented / Q000209:etiology*; D012878:Skin Neoplasms / Q000209:etiology*