Jeanne Sign

 Jeanne Sign

What is Jeanne Sign?

  • Jeanne Sign is used to test for Ulnar nerve motor weakness.

How it's Performed?

  • The examiner asks the patient to demosntrate a key pinch movement.

What does a positive Jeanne Sign mean?

  • The Sign is considered Positive:

    • if patient’s first MCP joint is hyperextended

Reference




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