Male, 63 years old. Right knee pain. Rule out medial meniscal tear. MENISCI: There is globular signal abnormality within the posterior horn of the lateral meniscus without clear linear signal which may represent intrasubstance degeneration. The anterior horn of the lateral meniscus appears intact. There is a complex tear of the body of the medial meniscus extending into the posterior horn with mild extrusion. The anterior horn of the medial meniscus appears intact.ARTICULAR CARTILAGE AND BONE: There is bone marrow edema presumably due to contusion predominantly within the medial femoral condyle and also within the femoral and tibial metaphyses. There is signal abnormality within the articular cartilage of the medial femoral condyle with underlying osseous changes. There is also a focal defects within the articular cartilage of the anterior femur.LIGAMENTS: The cruciate and collateral ligaments are intact. EXTENSOR MECHANISM: The extensor mechanism is intact.ADDITIONAL
Complex tear of the medial meniscus with additional degenerative changes above.