Biernacki sign
Bier·nac·ki sign
(byer-naht'skē sīn)Analgesia to percussion of the ulnar nerve in tabes dorsalis and dementia paralytica.
Biernacki,
Edmund A., Polish pathologist, 1866-1912.Biernacki sign - analgesia to percussion of the ulnar nerve in tabes dorsalis and dementia paralytica.