Male, 41 years old. Pain MENISCI: The medial and lateral meniscus are intact.ARTICULAR CARTILAGE AND BONE: There is an area of chondral thinning involving the weightbearing portion of the medial femoral condyle measuring 19 x 9 mm (series 6, image 21; series 8, image 21) with foci of full-thickness cartilage loss and underlying marrow reactive changes. There is cartilage thinning of the lateral compartment without full-thickness defect. There is full-thickness cartilage fissuring along the femoral trochlea as well as partial-thickness cartilage loss of the lateral patellar facet.LIGAMENTS: The cruciate and collateral ligaments are intact. EXTENSOR MECHANISM: No significant abnormality noted.ADDITIONAL
Osteoarthritis with areas of cartilage loss in the medial femoral condyle and the femoral trochlea as above.