Shoulder Thoracic Outlet Evidence: confirmed

Allen Test (Shoulder) Special Test

Orthopedic Physical Examination & Clinical Assessment Guide

Allen Test (Shoulder) Orthopedic Special Test

What is it used for?

  • Diagnosing TOS (Pectoralis Minor compression).

How to Perform

  • Position: Patient seated. Arm abducted 90°, elbow flexed 90° (like Roos test).
  • Action: Patient rotates head away from the tested side. Examiner palpates the radial pulse.

Interpretation of Results

  • Positive Test: Diminished or absent radial pulse.

References

  • Magee, D. J. (2021). Orthopedic Physical Assessment.