Female 37 years old; Reason: Evaluate right patellofemoral joint for recurrent damage History: Right knee pain s/p patellar chondroplasty 6 months ago MENISCI: No significant abnormality noted.ARTICULAR CARTILAGE AND BONE: There are two foci of near full-thickness cartilage defects at the posterior aspect of the lateral femoral condyle, without underlying bone marrow reactive changes. There is near total absence of cartilage at the lateral facet of the patella, with underlying bone marrow reactive changes and cyst formation. The cartilage of the medial facet of the patella is unremarkable. Otherwise, the cartilage is unremarkable. Two subcentimeter subchondral cysts are noted at the posterior lateral aspect of the medial tibial plateau.LIGAMENTS: The cruciate and collateral ligaments are intact and unremarkable.EXTENSOR MECHANISM: No significant abnormality noted.ADDITIONAL
Cartilage defects at the lateral femoral condyle and lateral facet of the patella, as described above.