Fig. 4
From: A clitoral verrucous carcinoma in an area of lichen planus has aggressive features
An endophytic lesion with hyper- and parakeratosis (blue arrow). There is no marked cytologic atypia. It invades deep into the dermis in the form of bulbous ends with a pushing border (yellow arrows) (hematoxylin-eosin staining, magnification ×40)