Condition guide
Medial Collateral Ligament (MCL) Injury - Overview
An injury to the medial collateral ligament (MCL), which provides stability to the inner knee. It's usually caused by impact to the outer side of the knee.
Symptoms
- Pain on the inner side of the knee
- Swelling around the knee joint
- Instability or difficulty bearing weight
- Stiffness and reduced range of motion
- Tenderness along the inner knee
Causes & Risk Factors
- Direct blow to the lateral knee
- Twisting injuries
- Sudden changes in direction
- Weak stabilizing muscles
- Contact sports like football or hockey
Diagnosis
- Physical examination (valgus stress test)
- MRI for ligament damage
- X-rays to rule out fracture
- Range of motion testing
Effective Treatment Options
- Rest and compression
- Physical therapy
- Use of a knee brace
- Surgery for severe or complex tears
- Gradual return to activity
Frequently Asked Questions
Can you walk with an MCL injury?
Yes, mild cases may allow walking with care, but severe injuries need bracing or rest.
Is surgery common for MCL injuries?
Most MCL injuries heal without surgery, especially if isolated.
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