linear verrucous epidermal nevus linear verrucous epidermal nevus linear verrucous epidermal nevus is a skin lesion characterized by a verrucous skin-colored, dirty-gray or brown papule.: 771 : 633 generally, multiple papules present simultaneously, and coalesce to form a serpiginous plaque.: 633 when this nevus covers a diffuse or extensive portion of the body's surface area, it may be referred to as a systematized epidermal nevus, when it involved only one-half of the body it is called a nevus unius lateris.: 771 linear verrucous epidermal nevusother nameslinear epidermal nevus, and verrucous epidermal nevusspecialtymedical genetics