title: Contact dermatitis with underlying malignancy.
mesh_terms: D000368:Aged; D001706:Biopsy; D003877:Dermatitis, Contact / Q000473:pathology*; D006258:Head and Neck Neoplasms / Q000473:pathology*; D006801:Humans; D008080:Liposarcoma / Q000473:pathology*; D008297:Male; D009532:Nickel / Q000276:immunology; D012867:Skin / Q000473:pathology; D012878:Skin Neoplasms / Q000473:pathology*
chemical_list: D009532:Nickel