Roos Test (Elevated Arm Stress Test)

Testing position: The patient is seated or standing. Patient raises the arms to 90 degrees of abduction, arms externally rotated and the elbows at 90 degrees of flexion. Patient opens and closes their hands for up to 3 minutes.
Expected Findings: A test is positive if the patient is unable to hold the arms up for the 3 minutes, if there is pain, heaviness or parasthesia in the shoulders, arms or hands.