Clinical terms used to describe skin lesion.
Dry, horny, platelike excrescence; usually the result of imperfect cornification.
Thickened and rough skin characterized by prominent skin markings; usually the result of repeated rubbing in susceptible persons.
Traumatic lesion characterized by breakage of the epidermis, causing a raw linear area (i.e., a deep scratch); often self-induced.
Separation of nail plate from nail bed.