I. Indications

  1. Evaluation of Thoracic Outlet Syndrome

II. Technique

  1. Patient breathes deeply
  2. Neck extended
  3. Chin turned toward affected side
  4. Repeat test with chin to opposite side

III. Interpretation

  1. Positive test findings
    1. Decreased Radial Pulse
    2. Distal extremity pain reproduced
  2. Positive test suggests interscalene compression

IV. Disadvantages

  1. Some false positive tests

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