Presented below is an adaptation of the histologic classification of vulvar disease and precursor lesions of cancer of the vulva developed by the International Society for the Study of Vulvar Disease.
Non-neoplastic epithelial disorders of skin and mucosa
Lichen sclerosus (lichen sclerosus et atrophicus).
Squamous cell hyperplasia (formerly hyperplastic dystrophy).
Classification of vulvar intraepithelial neoplasia (VIN)
Mild dysplasia (formerly...