Roos Test is a common test included in the examination of the shoulder, specifically for the presence of Thoracic Outlet Syndrome (TOS). The test is very easy to carry out. It is also knows as the EAST (Elevated Arm Stress Test) Test or the Hands Up Test.
- subclavian artery
- brachial plexus
In this test, the patient raises their arms to 90 degrees of abduction in the frontal plane of the body with the arms fully externally rotated and the elbows at 90 degrees of flexion. The sitting roos test is when this test is done in sitting. However, the test can also be done in standing.
The patient opens and closes their hands for up to 3 minutes.
The test is considered positive if the patient is unable to hold the arms up for the 3 minutes, or if the patient experiences pain, heaviness or parasthesia in the shoulder, arm or hands.
Accuracy of Test
The accuracy of Roos Test for thoracic outlet syndrome is difficult to determine and false positives are common.
video source: Physical Therapy Nation
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