Irritant nail dermatitis of chemical depilatory product presenting with koilonychia

摘要: Chemical hair removal products are available as creams, gels, powders, aerosols and roll-ons all of these forms work in the same way by breaking chemical bonds between sulfur atoms protein. Currently, common active ingredients calcium thioglycolate, potassium arsenic minerals. Sulfur containing important toxic chemicals which mainly used for removing developing countries. Irritant contact dermatitis accounts 80% reactions often occupation-related. Toluene sulfonamide, formaldehyde resin, acrylates ethylcyanoacrylate most irritants. nail with plants has been well defined Lobelia richardii flower, Compositae family garlic. Although allergic dermatitis, irritant have demonstrated chemicals, koilonychia is unusual presentation dermatitis. Here we describe a case due to application depilatory product presented koilonychias. To our knowledge this first such English literature.