27-year-old female with positive Apley grind and McMurray after twisting injury MENISCI: The posterior horn of the medial meniscus is approximately the same size as the anterior horn which is abnormal. Vertically oriented tear of the posterior horn of the medial meniscus. Lateral meniscus is intact.ARTICULAR CARTILAGE AND BONE: Bone marrow edema within the lateral femoral condyle and posterolateral tibial plateau compatible with contusion from a varus injury. Mild bone marrow edema within the posterior medial tibial plateau. A bone island is noted in the posterior medial tibial plateau. Articular cartilage is within normal limits.LIGAMENTS: Abnormal signal within the anterior cruciate ligament with nonvisualization of fibers compatible with rupture. The posterior cruciate ligament is intact. The collateral ligaments are intact.EXTENSOR MECHANISM: The extensor mechanism is intact.ADDITIONAL
1.Rupture of the anterior cruciate ligament.2.Vertical tear of the posterior horn of the medial meniscus.3.Other findings as above.