O'Brien's Test

Edit subtitles

0:00 - 0:03

(English captions by Andrea Matsumoto from the University of Michigan)
0:03 - 0:08

To perform O'Brien's Test point the thumb
down and flex shoulder to 90 degrees.
0:08 - 0:13

Adduct the arm across midline, provide resistance
against further shoulder flexion and evaluate
0:13 - 0:15

for pain.
0:15 - 0:19

Repeat with the thumb pointing up and again
evaluate for pain.
0:19 - 0:23

If pain was present with the thumb down but
relieved with the thumb up, it is considered
0:23 - 0:26

a positive test, suspicious for a labral tear.

Amara Bot edited English subtitles for O'Brien's Test

English subtitles