Indications:

Yergason’s test is a shoulder examination used to test the biceps tendon pathology.

Procedure:

  1. Patient seated elbow flexed 90°, forearm pronated.
  2. Examiner grips forearm & palpates biceps long head tendon while patient actively flexes & supinates forearm & externally rotate arm (“hitchhiker”).
  3. Examiner resists patient motion.
Yergason's test for shoulder

Patient seated elbow flexed 90°, forearm pronated. Examiner grips forearm & palpates biceps long head tendon while patient actively flexes & supinates forearm & externally rotate arm (“hitchhiker”). Examiner resists patient motion.

Interpretation:

Positive Pain or weakness → Biceps strain or tendinitis
Positive Tendon slipping out of groove → torn transverse humeral ligament (bicipital instability).