differentiated vulvar intraepithelial neoplasia

Differentiated vulvar intraepithelial neoplasia (dVIN) is a precancerous condition of the vulva. It is made up of abnormal squamous cells confined to the top layer of the vulvar skin (the epidermis). Unlike most precancerous lesions of the lower genital tract, dVIN is not caused by human papillomavirus (HPV). Instead, it is strongly associated with chronic …
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