<unk>  is a rare skin disorder characterized by follicular keratotic papules that are grouped into large patches. It is a variant of keratosis pilaris.
Lichen spinulosus
Lichen myxedematosus
Lichen nitidus
Lichen striatus
Linitis plastica
Lichen sclerosus
Epidermal bullosa simplex
Nevus depigmentosus