title: Pigmented contact dermatitis.
mesh_terms: D003020:Clothing / Q000009:adverse effects; D017449:Dermatitis, Allergic Contact / Q000175:diagnosis / Q000209:etiology*; D005260:Female; D006801:Humans; D017495:Hyperpigmentation / Q000139:chemically induced* / Q000175:diagnosis; D008875:Middle Aged; D009532:Nickel / Q000009:adverse effects*; D010328:Patch Tests
chemical_list: D009532:Nickel