Alexander E Weber, MD
Orthopaedic surgeon & sports Medicine specialist

All About ACL Tears: Causes, Symptoms, and Treatment

Jul 14, 2023
In this blog post, we will delve into the world of ACL tears and provide valuable insights for prevention and recovery.


The anterior cruciate ligament (ACL) is a crucial ligament that stabilizes the knee joint. ACL tears often occur during sports activities that involve sudden stops, changes in direction, or jumping. These movements put excessive stress on the knee, causing the ACL to stretch or tear. Non-contact injuries, such as landing awkwardly or abruptly changing direction, are common causes of ACL tears. Additionally, direct trauma, like a forceful blow to the knee, can also result in an ACL tear.


When an ACL tear occurs, individuals often experience a popping sound, immediate pain, and swelling in the knee. Other symptoms include instability or a feeling of the knee "giving way" during movement, difficulty bearing weight on the affected leg, and reduced range of motion. It is important to consult a healthcare professional if these symptoms occur, as a proper diagnosis is crucial for developing an appropriate treatment plan.


The treatment options for ACL tears depend on various factors, including the severity of the injury, the individual's age, activity level, and overall health. Non-surgical treatments, such as physical therapy and rehabilitation exercises, may be recommended for mild ACL tears. However, complete ACL tears or cases involving instability often require surgical intervention. Surgical repair or reconstruction of the ACL is typically performed using minimally invasive techniques. Post-surgery, a comprehensive rehabilitation program is crucial to restore strength, stability, and function to the knee joint.


 ACL tears can be debilitating and have a significant impact on an individual's daily life, especially for those involved in sports or physical activities. By understanding the causes, recognizing the symptoms, and seeking appropriate treatment, individuals can optimize their recovery and reduce the risk of future ACL injuries. Remember, early intervention and professional guidance are essential for successful outcomes.

Dr. Weber and his team treat over 200 Los Angeles athletes and weekend warriors with ACL tears each year. We provide personalized treatment for all knee injuries from professional athletes to high school recreational players to weekend skiers. If you are a patient with a knee injury in Los Angeles, please reach out. We can see you within 24 hours.