Meniscus Tears
Los Angeles


Steve Yoon

Understanding Meniscus Tear Injuries

Meniscus tears are some of the most common knee injuries, especially among active individuals. They are usually caused by activities that forcefully twist or rotate the knee. The menisci are C-shaped pieces of cartilage that cushion the shin bone (tibia) from the thigh bone (femur). A torn meniscus can cause pain, swelling, stiffness, and difficulty extending the knee fully. If you’re dealing with meniscus tears in Los Angeles, it’s important to seek care from a specialist who understands both the injury and the demands of an active lifestyle.

What causes meniscus tears?

Any sport or activity that causes you to forcefully twist or rotate the knee can cause a meniscus tear. This type of injury can result from:

Older adults may suffer a torn meniscus with little or no trauma because of knee degeneration that occurs over time.

How are meniscus tears treated?

Dr. Yoon provides a number of advanced regenerative therapies that can support damaged tissue within the joint. After a thorough consultation, Dr. Yoon can recommend a plan of care for you. Interventions to assist with joint health may include:

Stem cell therapies

Stem cell therapy may be an alternative to surgery as it can provide additional support to the body’s response to tissue injury.

Platelet rich plasma (PRP)

Platelet rich plasma, taken from your own blood, contains growth factors and proteins that can support the healing process.

Steve Yoon

What are the menisci and what do they do?

Each knee has two menisci, one on the inside (medial) and one on the outside (lateral) of the knee. They are made of fibrous, rubbery tissue and are commonly referred to as knee cartilage. The menisci serve to transmit force across the knee joint with weightbearing activities such as running, jumping, or walking. Their crescent shape allows the rounded lower part of the femur to better fit with the flat top of the tibia, for better distribution of force over a larger area. The menisci help maintain joint stability, absorb some of the force during walking, and improve lubrication of the knee joint. Because of their vital role in knee function, meniscus tears in Los Angeles are frequently treated by orthopedic specialists who understand the demands of an active lifestyle.

Why Choose Dr. Yoon?

Dr. Steve Yoon is a nationally recognized leader in sports and regenerative medicine, trusted for his non-surgical approach to addressing meniscus tears. As Director of Clinical Regenerative Medicine at the Cedars-Sinai Kerlan-Jobe Institute, he specializes in advanced orthobiologic options like platelet-rich plasma (PRP) and stem cell therapy that stimulate the body’s natural healing response. With experience treating elite athletes Dr. Yoon brings expert-level care to every patient, whether you’re a professional athlete or simply looking to stay active. His approach is designed to educate, optimize joint and tissue health, and restore function—without the need for surgery.

Are meniscus tears associated with other injuries?

Meniscus tears are often associated with anterior cruciate ligament (ACL) injuries. Other ligaments around the knee may also be damaged at the same time a meniscus tear occurs.

In most cases, Dr. Yoon is able to diagnose meniscus tears during a clinical evaluation of the knee. If necessary, he may order diagnostic imaging.

You can help prevent this type of knee injury by keeping your legs, hips, abdominal, and core muscles strong. It is particularly important to stretch the hamstrings in the back of the thigh. Weak muscles can become tight, leading to knee injuries.

Dr. Yoon specializes in advanced regenerative therapies to treat meniscus tears without surgery. Depending on your condition, he may recommend stem cell therapy or platelet-rich plasma (PRP) injections. These minimally invasive treatments use the body’s own healing mechanisms to reduce inflammation, promote tissue repair, and support long-term joint health—all without the need for surgery.

Many people with a torn meniscus are still able to walk, although they may experience pain, swelling, or a catching sensation in the knee. Continuing to walk on a torn meniscus without proper treatment may worsen the injury over time.

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Disclaimer: All statements provided by this website are provided for educational and informational purposes only and is not considered medical advice. Biologic therapies discussed on this website are not being offered as a cure for any condition, disease, or injury. No statements or implied therapies on this website have been evaluated and/or approved by the FDA. Steve Yoon, M.D. and its medical practice does not claim that any applications, or potential applications, using biologic therapies are approved by the FDA or have FDA approved indications. We do not claim that these therapies guarantee outcome for any listed or unlisted condition, intended or implied. It’s important for potential patients to do their own research and discuss this with their physician so that one can make an informed decision. Any decision to participate in any biologic therapy is completely voluntary.
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