Most inverted follicular keratoses are probably verrucal vulgares.
D007644:Darier Disease / Q000473:pathology*; D012628:Dermatitis, Seborrheic / Q000473:pathology*; D003937:Diagnosis, Differential; D006801:Humans; D007642:Keratosis / Q000473:pathology; D014860:Warts / Q000473:pathology*