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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]
An anterior cruciate ligament injury results from excess tension on the ligament. This can come from a sudden stop or twisting motion of the knee. A few initial symptoms include swelling, knee instability, and pain. A popping sound or sensation may or may not be heard when the ACL first tears.
Anterior cruciate ligament surgery is a complex operation that requires expertise in the field of orthopedic and sports medicine. Many factors should be considered when discussing surgery, including the athlete's level of competition, age, previous knee injury, other injuries sustained, leg alignment, and graft choice.
The anterior cruciate ligament is a strong, thick band of tissue in the center of the knee which connects the thigh bone or femur to the shin bone or tibia, per the Cleveland Clinic.
Knee locking: A classic symptom where the displaced fragment physically blocks full extension of the knee; Pain: Sudden, sharp pain localized to the joint line; Swelling: Acute hemarthrosis (blood in the joint) due to associated trauma; Mechanical symptoms: Popping, clicking, or catching during movement; Reduced range of motion: Especially ...
Injuries to the PLC often occur in combination with other ligamentous injuries to the knee; most commonly the anterior cruciate ligament (ACL) and posterior cruciate ligament (PCL). [2] As with any injury, an understanding of the anatomy and functional interactions of the posterolateral corner is important to diagnosing and treating the injury.
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