keratosis +

acquired hyperkeratosis
acrokeratosis verruciformis
cholesteatoma +
keratosis follicularis
mutilating palmoplantar keratoderma with periorificial keratotic plaques +
porokeratosis
seborrheic keratosis +

epidermolytic palmoplantar keratoderma +
focal palmoplantar and gingival keratosis
keratosis palmoplantaris striata +
mal de Meleda
nonepidermolytic palmoplantar keratoderma +
punctate palmoplantar keratoderma +