title: Prurigo pigmentosa. A persistent lichenoid reaction to bismuth?
mesh_terms: D000328:Adult; D001729:Bismuth; D006801:Humans; D008297:Male; D009942:Organometallic Compounds / Q000009:adverse effects*; D010859:Pigmentation Disorders / Q000139:chemically induced*; D011536:Prurigo / Q000139:chemically induced*; D012459:Salicylates / Q000009:adverse effects*
chemical_list: D009942:Organometallic Compounds; D012459:Salicylates; C015715:bismuth subsalicylate; D001729:Bismuth