Causes of Posterior Cruciate Ligament (PCL) Injury
Injury to the PCL usually results from a significant force applied to the tibia from the front. The highest risk of such injury occurs when the leg is struck from the front, below the knee.
What Are the Symptoms of a Posterior Cruciate Ligament (PCL) Injury?
- Pain,
- Moderate swelling,
- Stiffness,
- Instability.
What Should I Do If I Suspect a Posterior Cruciate Ligament (PCL) Injury?
- Avoid putting weight on the injured leg.
- Rest and minimize movement.
- Apply cold packs to the joint.
- Use compression bandages (elastic).
- Elevate the limb above heart level.
- Consult a doctor.
How Is a Posterior Cruciate Ligament (PCL) Injury Diagnosed?
A PCL injury is diagnosed based on patient history, clinical assessment of the knee, and a series of physical tests. Imaging studies such as X-rays, ultrasound, and magnetic resonance imaging (MRI) can also be helpful.
Posterior Cruciate Ligament - Treatment
PCL injuries are rare. The treatment method depends on the extent of the damage as determined by an orthopedic specialist. Minor injuries can often be treated conservatively through rehabilitation. Physicians frequently recommend wearing a specialized knee brace to stabilize the joint. Physical therapy is the most common treatment method for PCL injuries. Proper exercises can strengthen the leg and improve overall body stability.
Reconstruction of the posterior cruciate ligament (PCL) is recommended for physically active individuals, such as athletes, whose ligament injury leads to knee instability. Surgery is also advisable when other structures within the knee are damaged. The procedure is performed arthroscopically and requires significant expertise from the operating physician.
Related Articles:
Anterior Cruciate Ligament (ACL) Injury
Learn about other potential causes of knee pain in various areas of the joint.
Bibliography:
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- Santiago Pache S, Aman ZS, Kennedy M, Nakama GY, Moatshe G, Ziegler C, LaPrade RF. Posterior Cruciate Ligament: Current Concepts Review. Arch Bone Jt Surg. 2018 Jan;6(1):8-18. PMID: 29430489; PMCID: PMC5799606.
- Senese M, Greenberg E, Todd Lawrence J, Ganley T. REHABILITATION FOLLOWING ISOLATED POSTERIOR CRUCIATE LIGAMENT RECONSTRUCTION: A LITERATURE REVIEW OF PUBLISHED PROTOCOLS. Int J Sports Phys Ther. 2018 Aug;13(4):737-751. PMID: 30140567; PMCID: PMC6088114.
- "Posterior cruciate ligament: anatomy and biomechanics. Current reviews in musculoskeletal medicine" - Logterman SL, Wydra FB, Frank RM. - 2018 Sep 1;11(3):510-4.
OrthoInfo - "Posterior Cruciate Ligament (PCL) Injuries" - Michael J. Alaia, MD, FAAOS - 2021