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Collateral Ligament Injuries in the Knee

USC Orthopaedic Surgery / Conditions / Collateral Ligament Injuries in the Knee

The collateral ligaments are located on the sides of the knee. They control the sideways motion of the knee joints and hold them in place. Injuries include sprains and tears and are usually caused by contact or impact. Athletes and weekend warriors are more likely to experience this type of injury.

What are the signs and symptoms of collateral ligament knee injuries?

  • Swelling
  • Pain along the sides of the knee
  • Instability: the feeling of your knee giving way or locking up

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