Left knee pain and casting. Evaluate for lateral meniscus tear. MENISCI: There is inner edge fraying of the medial meniscus. The body of the anterior horn is largely degenerated and extruded. The posterior horn attachment is essentially intact towards its root.ARTICULAR CARTILAGE AND BONE: There is marked narrowing of the lateral tibiofemoral compartment with marked thinning and near complete focal full-thickness loss of cartilage along the posterior femoral condyle. There is bone marrow edema about the tibial plateau.LIGAMENTS: There is mild internal signal within the anterior cruciate ligament, but the fibers appear intact. The posterior cruciate ligament, medial collateral ligament and fibular collateral ligament are intact.EXTENSOR MECHANISM: No significant abnormality noted.ADDITIONAL
Marked underlying meniscal degenerative changes, see details.