4 common PCL injury mechanisms and what to do and not to do about it?

www.PTcares.com
Posterior Cruciate Ligament is a cross ligament in the knee, which provides stability of the knee joint.  Injury of the PCL is a typical sports injury. In this post, we will review PCL anatomy, function, and 4 common mechanisms.
Image result for PCL
There are 2 primary functions of the PCL.
1. resist knee flexion, avoid excessive posterior translation of the tibia or anterior translation of the femur bone.
2. resist extremes of varus, valgus and axial rotation. 

4 most common Mechanisms of PCL injury
1. Direct blow to anterior tibia or Dashboard injury
2. Severe hyperextension of the knee
3. Falling and landing on the proximal tibia 
4. Large axial rotation or valgus-varus applied torque


























What not to do?
Without the protection of PCL, your knee might not be stable enough for vigorous workouts.
Avoid any exercises the apply direct loading to the proximal tibia.
Such as:
1. Rapid deep squatting
2. Leg press with hyperextension of the knee joint
3. prolonged kneeling or sit seiza-style stretching


What to do?
Isolated PCL tear has been reported to be 2-10% only, most of the time other structures might be injured at the same time. A thorough physical examination of the ACL, meniscus and collateral ligaments of the joint will be helpful.

Strengthening the quadriceps muscles and hamstrings for better knee stability.
Stop exercises and ask for help from licensed professionals if there is any swelling developed within 24 hours after a workout. You might have a meniscus injury.

New Mexico has direct access law for Physical Therapy. So technically you don't need to wait for a referral from your family doctor.  PTcares physiotherapy clinic provides 20 mins free screen and discovery visit for anyone with concerns of the above conditions.

*Disclaimer:*The information contained herein is compiled from a variety of sources for educational purpose. It may not be complete or timely. It does not cover all diseases, physical conditions, ailments or treatments. The information should NOT be used in place of visit with your healthcare provider, nor should you disregard the advice of your healthcare provider because of any information you read on this topic. For more info or service of physical therapy in Albuquerque, please visit www.PTcares.com.

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