title: Contact urticaria from paraphenylenediamine.
mesh_terms: D003877:Dermatitis, Contact / Q000209:etiology*; D009783:Dermatitis, Occupational / Q000139:chemically induced*; D005260:Female; D006801:Humans; D008875:Middle Aged; D010655:Phenylenediamines / Q000009:adverse effects*; D014581:Urticaria / Q000139:chemically induced*
chemical_list: D010655:Phenylenediamines; C029728:4-phenylenediamine