Lateral Collateral Ligament Injury

Q1. What is the lateral collateral ligament (LCL) of the elbow?

The lateral collateral ligament (LCL) is a strong band of tissue located on the outside of your elbow. It connects the humerus (upper arm bone) to the bones of the forearm (the radius and ulna). Its main job is to keep the elbow joint stable, preventing it from sliding out of place or twisting abnormally when you use your arm.

Q2. What is a lateral collateral ligament (LCL) injury?

An LCL injury occurs when this ligament is stretched, partially torn, or completely ruptured. When the LCL is damaged, it can cause the elbow joint to feel loose or unstable. This instability is often called posterolateral rotatory instability (PLRI), meaning the bones of the elbow can shift or partially dislocate during certain movements.

Q3. What causes an injury to the elbow's LCL?

LCL injuries are usually caused by sudden trauma or repetitive stress. Common causes include:

• A fall onto an outstretched hand, where the body's weight twists the elbow.
• An elbow dislocation or fracture that damages the surrounding ligaments.
• Repetitive throwing or twisting motions in sports.
• Previous elbow surgeries or steroid injections that may have weakened the tissue.

Q4. What are the common symptoms of an LCL injury?

If you have injured your lateral collateral ligament, you may experience:

• Pain on the outside of the elbow.
• A feeling of clicking, popping, or snapping, especially when pushing up from a chair or turning a doorknob.
• A sensation that your elbow is slipping out of joint or is unstable.
• Swelling and tenderness around the outer side of the elbow.
• Difficulty fully straightening or bending your arm.

Q5. How is an elbow LCL injury diagnosed?

Dr. Veillette will perform a thorough evaluation to diagnose an LCL injury. This includes:

• A physical examination to check for tenderness, stability, and range of motion.
• Special stress tests where the doctor gently moves your elbow to see if it slips or feels loose.
• X-rays to look for fractures or changes in the joint alignment.
• An MRI scan to get a detailed image of the soft tissues and confirm if the LCL is stretched or torn.

Q6. Can an LCL injury heal on its own without surgery?

Yes, many mild to moderate LCL injuries (low-grade stretches or partial tears) can heal without surgery. With rest, temporary bracing, and targeted physical therapy, the ligament can often scar down and regain stability. Complete tears or injuries causing chronic instability, however, usually require surgical repair or reconstruction.

Q7. What are the non-surgical treatment options for an LCL injury?

Non-surgical treatments focus on protecting the elbow and building strength. They include:

• Rest and Activity Modification: Avoiding activities that twist or put stress on the outer elbow.
• Bracing or Splinting: Wearing a special brace to prevent the joint from shifting while it heals.
• Physical Therapy: Targeted exercises to strengthen the muscles around the elbow to help support the joint.
• Anti-inflammatory Medications: Over-the-counter pain relievers to manage swelling and pain.

Q8. When is surgery recommended for an LCL injury?

Surgery is generally recommended if:

• You have a complete tear of the ligament from a sudden injury.
• Your elbow continues to pop, click, or feel unstable after months of non-surgical treatment.
• You experience recurrent elbow dislocations.
• The injury is associated with a fracture that also needs surgical repair.

Q9. What does LCL reconstruction surgery involve?

For chronic instability, Dr. Veillette performs a procedure called LCL reconstruction. During this surgery, the damaged ligament is rebuilt using a tissue graft. The graft can be a tendon taken from another part of your body (such as your forearm or wrist) or a donor graft. The graft is secured into the bones with small screws or anchors to restore the natural stability of your elbow.

Q10. How long is the recovery time after an elbow LCL injury?

Recovery time depends on the severity of the injury and the treatment path:

• Without surgery: Recovery often takes 6 to 12 weeks of physical therapy.
• With surgery: The healing process is longer. You will wear a splint or brace for several weeks, followed by structured physical therapy. Full recovery and return to heavy lifting or sports typically takes 4 to 6 months.

Q11. What exercises help recover from an LCL injury?

Physical therapy is crucial for recovery. Exercises focus on:

• Range of Motion: Gentle stretching to prevent stiffness.
• Forearm and Wrist Strengthening: Building up muscles that cross the elbow joint to provide extra stability.
• Rotational Control: Training the muscles to control twisting motions of the forearm.
• Shoulder and Upper Body Exercises: Maintaining overall arm strength to prevent placing excessive strain on the healing elbow.

Q12. What are the potential complications if an LCL injury is left untreated?

Leaving a significant LCL injury untreated can lead to long-term problems, including:

• Chronic elbow instability, where the elbow repeatedly clicks or slips.
• Early-onset osteoarthritis due to the bones rubbing together abnormally.
• Persistent pain and weakness in the arm.
• Difficulty performing daily tasks like lifting objects or pushing up from a chair.

Q13. How can I prevent injuring my elbow's LCL again?

To protect your elbow and prevent re-injury, you should:

• Maintain strength in your shoulder, arm, and forearm muscles.
• Use proper technique and form when playing sports or lifting weights.
• Avoid placing excessive twisting loads on an outstretched arm.
• Warm up properly before physical activities.

Q14. Can I return to sports and physical activities after an LCL injury?

Yes, most patients can return to their normal sports and activities. The timeline depends on the severity of the injury and your progress in rehabilitation. Dr. Veillette will guide you on when it is safe to return, ensuring your elbow has regained full strength, range of motion, and stability to prevent re-injury.

Q15. What should I expect during my follow-up care with Dr. Veillette?

Your follow-up care will include regular clinic visits to monitor your elbow's healing. If you had surgery, Dr. Veillette will check your incision, adjust your brace, and coordinate with your physical therapist. X-rays may be taken periodically to confirm the bones and joint remain in their correct positions.

We encourage you to write down any specific questions you have and discuss them thoroughly with your surgeon, doctor, or physical therapist. They are your best resource for personalized advice and care.

Disclaimer: This brochure provides general information and is not a substitute for professional medical advice. Always consult your doctor or qualified healthcare provider with any questions you may have regarding your specific medical condition and treatment plan.