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Wartenbergs Sign

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Other Names

Positive wartenberg's sign on the right[1]
  • Wartenberg's Sign
  • Finger Escape Sign
  • Digiti Quinti Sign


  • A sign suggesting neuropathy of the palmer interosseus muscle


  • The patient is seated or standing
  • Examiner evaluates affected hand
  • A positive sign is
    • Slightly greater abduction of the fifth digit, due to paralysis of the abducting palmar interosseous muscle
    • There is also unopposed action of the radial innervated extensor muscles (digiti minimi, digitorum communis )



  • Unknown

See Also


  1. Goldman, Sarah B., et al. "A review of clinical tests and signs for the assessment of ulnar neuropathy." Journal of hand Therapy 22.3 (2009): 209-220.
Created by:
John Kiel on 14 August 2019 12:50:04
Last edited:
25 May 2023 07:51:03