title: Nail pigmentation after parenteral gold therapy for rheumatoid arthritis: "gold nails".
mesh_terms: D001172:Arthritis, Rheumatoid / Q000188:drug therapy*; D006046:Gold / Q000009:adverse effects / Q000627:therapeutic use*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009262:Nails; D010859:Pigmentation Disorders / Q000139:chemically induced*
chemical_list: D006046:Gold