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Anterior Cruciate Ligament Tear (ACL Tear)
Anterior Cruciate Ligament Tear (ACL Tear)
An Anterior Cruciate Ligament Tear is a tearing of the ACL ligament in the knee joint. The ACL ligament is one of the bands of tissue that connects the femur to the tibia. An ACL tear can be painful. It can cause the knee to become unstable.