Hornblower's Sign

A finding by physical examination of the shoulder which indicates massive rotator cuff tear usually including the teres minor, which is positive when the patient cannot externally rotate the arm to 90º with the arm in abduction
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An indicator of this outcome is a patient whose hand internally rotates as their arm is raised in front of their face resulting in a hornblower's sign.
This is meant to improve the function of the external rotators the way medializing the CoR helped the deltoid during abduction to combat the hornblower's sign.