Dermoscopy of lichen aureus
A 54-year-old woman, living in Rio de Janeiro since age 15, reported the appearance of a\nasymptomatic golden-brown macule on her left ankle, initially (9 months previously)\nmeasuring one centimeter and increasing in size over that period ().\nDermoscopy showed coppery-red pigmentation on background, permeated by dark brown\nnetwork. In addition, linear vessels in the central portion of the lesion accompanied by\npunctate vessels and of peculiar circular conformation, especially in the periphery of\nthe lesion ( and ).\nSkin biopsy and histopathological examination showed vacuolization of the basal layer of\nthe epidermis, lichenoid infiltrate in the dermis, extravasation of red blood cells and\nhemossiderin within macrophages ().\nOcclusive therapy with 0.05% clobetasol propionate was performed for three months,\nresulting in little improvement