44 year old woman MENISCI: There is a complex tear of the posterior horn of the medial meniscus with a radial component. The lateral meniscus appears intact. ARTICULAR CARTILAGE AND BONE: There is a large area of full thickness cartilage loss in the central weightbearing portion of the lateral femoral condyle as well as the tibial plateau in the corresponding territory. There is fissuring greater than 50% in thickness along the lateral tibial plateau. The articular cartilage of the lateral joint space appears otherwise intact. There is full thickness cartilage loss of the lateral facet of the patella and lateral trochlea. The trochlea is shallow. LIGAMENTS: The ACL and PCL are intact. The medial collateral ligament and lateral collateral ligament complex appear intact. EXTENSOR MECHANISM: The quadriceps and patellar tendons appear normal.ADDITIONAL
Moderate to severe extensor compartment osteoarthritis and moderate medial compartment osteoarthritis with a complex tear of the posterior horn of the medial meniscus. 