16-year-old male with right knee pain. MENISCI: The lateral and medial menisci are intact and normal in appearance.ARTICULAR CARTILAGE AND BONE: There is bone marrow edema of the lateral aspect of the distal metaphysis and diaphysis of the lateral femoral condyle of the right femur. Bone marrow signal is normal in the tibia and fibula. The articular cartilage is intact. No fracture. LIGAMENTS: There is a partial tear affecting the lateral collateral ligament complex. Anterior and posterior cruciate ligaments are intact. Intact medial collateral ligament.EXTENSOR MECHANISM: Quadriceps tendon and patellar tendon are intact.ADDITIONAL
Partial tear affecting the lateral collateral ligament complex and adjacent bone contusion of the distal metaphysis and epiphysis of the lateral condyle of the right femur. Moderate joint effusion. 