Bohler’s Sign is used to show increased motion with either valgus or virus force, associated with medial and lateral collateral ligament lesion. This test is very similar to values and varus stress testing at knee.
- Patient supine with leg straight
- Examiner stabilizes medial thigh and applies a valgus force on the lateral aspect of the leg
- Procedure is repeated with the examiner stabilizing the lateral thigh and applying a varus force on the medial aspect of the leg.
Positive Bohler’s Sign
Pain or increased motion with valgus force: medial collateral ligament lesion.
Pain or increased motion with varus force: lateral collateral ligament lesion.