Nail lacquer is a cause of allergic contact dermatitis.
Nail lacquer is composed of nitrocellulose (film former), adhesives(also maintain gloss), plasticizer, solvent and coloring agent, among these the adhesives-sulfonamide and formaldehyde resin-are the most common and important antigen.
Predilection area of this dermatitis is periungual, face especially upper eye lid, forehead and cheek, and neck.
The lesion is usually eczematous, and characteristic lesion is also seen such as
mottled, linear or band-like hyperpigmentation and hypopigmentation.
Recently allergic contact dermatitis due to nail lacquer is increasing in number,
so report with the result of patch test and review of literatures.
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