Lateral knee motion test for examination of the collateral ligament. This test requires a bilateral check, preferably at the time of injury to avoid false positives. In the lateral motion test of the knee, the patient was placed on his back, the knee joint was straightened or flexed at 30 degrees, the examiner held and fixed the ankle in one hand, the other hand on the outside of the knee joint, and the knee was passively turned outward.

Basic Information

Specialist classification: growth and development check classification: other inspection

Applicable gender: whether men and women apply fasting: not fasting

Analysis results:

Below normal:

Normal value:
no

Above normal:

negative:
Negative: no pain occurs.

Positive:
Such as knee valgus activity and knee medial pain, suggesting that the medial collateral ligament rupture; if the other hand is placed on the inside of the knee joint, passive varus knee joint, such as knee varus abnormality and knee lateral pain, it indicates knee The lateral collateral ligament is broken. If the knee joint has no obvious abnormal activity and only mild pain, it is mostly a ligament sprain.

Tips: There may be some pain during the examination, relax the body and actively cooperate with the doctor. Normal value

There was no pain when the test result was negative.

Clinical significance

Abnormal results: such as abnormal knee valgus activity and medial knee pain, suggesting that the medial collateral ligament rupture; if the other hand is placed on the inside of the knee joint, passive varus knee joint, such as knee varus abnormality and lateral knee pain, It indicates that the lateral collateral ligament of the knee is broken. If the knee joint has no obvious abnormal activity and only mild pain, it is mostly a ligament sprain.

People who need to be examined: people with abnormal pain in their knees.

Positive results may be diseases: knee osteoarthritis, knee joint injury, knee collateral ligament injury, pediatric arcuate leg syndrome, knee joint collateral ligament rupture considerations

Taboo before inspection: no special contraindications.

Requirements for inspection: Check the feelings of relaxation, check may have some pain, should be actively faced, and actively cooperate with the inspection.

Inspection process

The patient is placed supine, the knee is straightened or flexed 30 degrees, the examiner holds and fixes the ankle in one hand, the other hand on the outside of the knee joint, and the knee is passively turned outward.

Not suitable for the crowd

Inappropriate crowd: None.

Adverse reactions and risks

No harm to the body.