Knee pain and instability MENISCI: There is a vertically oriented tear of the posterior horn of the medial meniscus. The lateral meniscus is intact.ARTICULAR CARTILAGE AND BONE: The articular cartilage of the medial and lateral compartments is intact. There are partial-thickness defects within the articular cartilage of the patellofemoral compartment with small areas but may be full-thickness in nature (image 15/37 on series 5).LIGAMENTS: The cruciate and collateral ligaments are intact. EXTENSOR MECHANISM: No significant abnormality noted.ADDITIONAL
1. Vertical tear of the posterior horn of the medial meniscus.2. Large joint effusion with associated synovitis.3. Moderate cartilage loss of the patellofemoral compartment. 