An ACL injury is a tear or sprain of the anterior cruciate (KROO-she-ate) ligament (ACL) — one of the strong bands of tissue that help connect your thigh bone (femur) to your shinbone (tibia). ACL injuries most commonly occur during sports that involve sudden stops or changes in direction, jumping ... The anterior cruciate ligament , or ACL , is a part of the knee that is prone to injury . Learn about the causes and symptoms of an ACL injury here, as well as about the treatment options and ... An ACL injury or tear is a condition caused by damage to the anterior cruciate ligament in the knee during sports or vehicular accidents and causes pain, swelling and instability. An anterior cruciate ligament injury occurs when the anterior cruciate ligament (ACL) is either stretched, partially torn, or completely torn. [1] The most common injury is a complete tear . [1] Symptoms include pain, an audible cracking sound during injury , instability of the knee, and joint swelling. [1] Swelling generally appears within a couple of hours. [2] In approximately 50% of cases, other structures of the knee such as surrounding ligaments, cartilage, or meniscus are damaged. [1 ...
