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Images 10.59.1A: Perivascular dermatitis, interface, focally lichenoid + 10.59.1B: Beneath a thinned epidermis, obscuration partially of the dermoepidermal junction by an infiltrate of lymphocytes and histiocytes = Lichen nitidus, early A discrete focus of lichenoid infiltration of mononuclear inflammatory cells is indicative of lichen nitidus. Numerous extravasated erythrocytes are signs of an explosive early phase […]