Which of the following is tested using the ‘Lift off test’ ?
A. Teres Minor
Correct answer : B. Subscapularis
Lift off test, also know as Gerber’s test is used to assess the function of the subscapularis muscle. For performing this test, the arm is extended and internally rotated so that the dorsum of hand rests on the lower back. The patient is asked to lift the hand off the back. This requires internal rotation of the arm brought about by the subscapularis. If the patient is able to perform the maneuver, the subscapularis function is normal and the test is negative.