The main symptom is pain in the knee right over the ligament. Other symptoms include knee instability, swelling, and bruising.

MCL Anatomy Diagram
Have a go-to reference of the medial collateral ligament (MCL) for diagnosing or studying by downloading our MCL Anatomy Diagram.
Use Template
MCL Anatomy Diagram Template
Commonly asked questions
It depends on the grade. The shortest time is usually a week, and the longest is more than six weeks.
The most common injury is an MCL tear.
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