Jerk Test

Jerk Test

  • Jerk Test is used to test for Posterior Instability

  • have the patient sit straight up with the arm forward elevated to 90 degrees and internally rotated to 90 degrees.
  • Apply an axial load to the humerus to push it posteriorly.

  • positive if there is a ‘clunk’ or pain with the maneuver

  • Sensitivity: 73 %
  • Specificity: 98%


Read Also:

SHARE ON
Subscribe
Notify of
guest
0 Comments
Inline Feedbacks
View all comments

Related Tests

  • Posterior Drawer Test of the shoulder
  • Yergason Sign
  • Speed Test
  • Lift-Off Test
  • Posterior Stress Test

Special Tests App

Special Test Application
Special Test Application