Indications:

Fulcrum test is a shoulder examination used to determine anterior instability.

Procedure:

  1. Patient supine with shoulder abducted 90° & elbow flexed 90°.
  2. Examiner places hands under glenohumeral joint & externally rotates the patient’s arm over head.
Fulcrum test for shoulder

Patient supine with shoulder abducted 90° & elbow flexed 90°.
Examiner places hands under glenohumeral joint & externally rotates the patient’s arm over head.

Interpretation:

Positive Apprehension or increased motion: Anterior glenohumeral instability.
Positive Local pain: Rotator cuff ligament/tendon damage.

Clinical notes:

A palpable click or clunk may be noted as the humerus subluxates in & out of the glenoid fossa.