A cutaneous disease which first appears as blebs or as
   reddish, shining, slightly prominent spots, with spreading edges. These
   are often followed by an eruption of dark or yellowish prominent
   nodules, frequently producing great deformity. In one variety of the
   disease, anaesthesia of the skin is a prominent symptom. In addition
   there may be wasting of the muscles, falling out of the hair and nails,
   and distortion of the hands and feet with destruction of the bones and
   joints. It is incurable, and is probably contagious.