Type I without type III and type IV hypersensitivity reaction to nickel.
D003877:Dermatitis, Contact / Q000209:etiology*; D006801:Humans; D006969:Hypersensitivity, Immediate / Q000139:chemically induced*; D008297:Male; D008875:Middle Aged; D009532:Nickel / Q000009:adverse effects*; D009784:Occupational Diseases / Q000139:chemically induced*; D012882:Skin Tests
D009532:Nickel