[Script Info] Title: [Events] Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, Effect, Text Dialogue: 0,0:00:00.00,0:00:02.54,Default,,0000,0000,0000,,(English captions by Andrea Matsumoto from the University of Michigan) Dialogue: 0,0:00:03.06,0:00:07.54,Default,,0000,0000,0000,,To perform O'Brien's Test point the thumb\Ndown and flex shoulder to 90 degrees. Dialogue: 0,0:00:07.54,0:00:13.18,Default,,0000,0000,0000,,Adduct the arm across midline, provide resistance\Nagainst further shoulder flexion and evaluate Dialogue: 0,0:00:13.18,0:00:14.75,Default,,0000,0000,0000,,for pain. Dialogue: 0,0:00:14.75,0:00:18.97,Default,,0000,0000,0000,,Repeat with the thumb pointing up and again\Nevaluate for pain. Dialogue: 0,0:00:18.97,0:00:23.20,Default,,0000,0000,0000,,If pain was present with the thumb down but\Nrelieved with the thumb up, it is considered Dialogue: 0,0:00:23.20,0:00:25.72,Default,,0000,0000,0000,,a positive test, suspicious for a labral tear.