Knee lateral collateral ligament injury symptoms?

summary

The injury of lateral collateral ligament of knee is rare, which is mainly caused by the adduction of the medial leg by violence. When the knee is extended, the lateral capsule and biceps femoris tendon of the knee joint are in tension, which together with the anterior cruciate ligament and posterior cruciate ligament can protect the lateral collateral ligament of the knee. Therefore, the lateral collateral ligament of the knee is not easy to be damaged. Knee lateral collateral ligament injury symptoms? Let's talk about it

Knee lateral collateral ligament injury symptoms?

The main clinical symptoms were localized pain, swelling and subcutaneous congestion near the head of fibula,

Local tenderness, knee joint dysfunction, sometimes combined with peroneal nerve injury. The X-ray film of the knee showed avulsion fracture of fibular head. In adduction position, the lateral space of knee was widened obviously, which is of great value in judging the degree of lateral collateral ligament injury.

The history of severe genu varus injury, pain, swelling and tenderness of the lateral knee were most obvious near the fibula capitulum, and the genu varus stress test was positive, which could confirm the diagnosis. X-ray examination can exclude fractures and judge the degree of lateral collateral ligament injury.

matters needing attention

It is suitable for patients with mild injury of lateral collateral ligament of knee. Knee adduction stress photography, joint space open 0.4cm, can use elastic bandage pressure bandage; The joint space was 0.5-1.2cm wide, and the blood in the knee joint was drained and bandaged, and the knee was bent for 20 minutes °～ thirty ° After 6 weeks, the plaster was removed and the knee joint activity was started. During plaster fixation, quadriceps femoris contraction training should be strengthened.