The vaginal and anal areas are the most common sites for the chronic inflammatory skin disorder lichen sclerosus, also known as lichen sclerosus et atrophicus (LSA). Although postmenopausal women are more likely to experience symptoms, men and younger women are not immune.
Although it's not known for sure, an immunological response or hereditary factors are likely to be involved in the development of lichen sclerosus. The following characteristics...