Male 69 years old Reason: evaluate lateral meniscus History: lateral joint line pain, locking MENISCI: The lateral meniscus is intact. The anterior horn of the medial meniscus is extruded anteriorly. The remainder of the medial meniscus is intact.ARTICULAR CARTILAGE AND BONE: There is marked cartilage loss about the medial femoral condyle. The remainder of the articular cartilage is intact. There is T2 hyperintense edema type signal about the lateral femoral condyle.LIGAMENTS: Cruciate ligaments are intact. MCL is intact. There is T2 hyperintense signal about the lateral collateral ligament complex which may represent mild strain, with no frank tear. EXTENSOR MECHANISM: Extensor mechanism is intact.ADDITIONAL
1.Lateral femoral condyle bone edema. 2.Small to moderate joint effusion, and inflammation in the lateral soft tissues of the knee. 3.Anterior extrusion of the anterior horn of the medial meniscus.