title: Liquid nitrogen cryotherapy in a case of elastosis perforans serpiginosa.
mesh_terms: D000328:Adult; D003452:Cryosurgery / Q000379:methods*; D006801:Humans; D008297:Male; D009584:Nitrogen / Q000627:therapeutic use*; D010396:Penicillamine / Q000009:adverse effects; D012871:Skin Diseases / Q000139:chemically induced / Q000628:therapy*
chemical_list: D010396:Penicillamine; D009584:Nitrogen