A case of lichen sclerosus et atrophicus on the scalp with unusual localization

Abstract

Lichen sclerosus et atrophicus (LSA) is a benign chronic inflammatory dermatosis with unclear pathogenesis affecting both the epidermis and the dermis. The typical finding is white opalescent papules that may cluster and progressively result in parchment-like appearance of the skin. Most commonly, it presents as atrophic plaques in the genital region, but can occur in extra-genital locations 1 . Mostly, extragenital lichen sclerosus is common on the face, neck, shoulders and upper trunk 2 . Uncommon presentations include lesions on the oral mucosa and scalp 3 . In this report, a case with unusual localization of LSA was presented. A 34-year-old female patient was admitted to our dermatology department for a ten-year history of atrophy on her scalp, face and hands. It was learned from her past