A Case of Pigmented Contact Dermatitis / 대한피부과학회지

Pigmented contact dermiatitis is a disease resulting from recirrent contact dermatitis due to hypersensitivity to cosmetic components, which produces secondery bizarre dark brown hyperpigmentation. Histological examinaition of this condition reveals liquefaction degeneration of the basal cells of the epidermis and melanopbages in the upper dermis. We report a case of pigmented contact dermatitis from musk tibeten, which was diagnosed by the histological examination, the patch and photopatch tests. Residul hisperpigmentation was seen on the region of the patch testing.