title: Periumbilical contact vitiligo appearing after allergic contact dermatitis to nickel.
authors: J F
authors: JF
authors: Silvestre
authors: R
authors: R
authors: Botella
authors: R
authors: R
authors: Ramón
authors: J
authors: J
authors: Guijarro
authors: I
authors: I
authors: Betlloch
authors: A M
authors: AM
authors: Morell
mesh_terms: D000005:Abdomen; D000293:Adolescent; D000485:Allergens / Q000009:adverse effects*; D017449:Dermatitis, Allergic Contact / Q000209:etiology*; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D009532:Nickel / Q000009:adverse effects*; D010328:Patch Tests; D014820:Vitiligo / Q000175:diagnosis*
chemical_list: D000485:Allergens; D009532:Nickel