Right knee pain; patellofemoral arthroplasty Note that the exam is limited by metallic artifact from prior patellofemoral arthroplasty.MENISCI: Within the limits of the exam, no discrete meniscal tear is identified.ARTICULAR CARTILAGE AND BONE: Evaluation of the patellofemoral compartment is limited given surgical changes of the trochlea. There is mild thinning of the articular cartilage of both the medial and lateral compartments however no discrete full-thickness tear is appreciated.LIGAMENTS: No significant abnormality noted. EXTENSOR MECHANISM: No significant abnormality noted.ADDITIONAL
1. Limited exam secondary to metallic artifact from prior patellofemoral arthroplasty.2. Within the limits of the exam, no discrete meniscal tear is appreciated.3. Mild thinning of the articular cartilage of both the medial and lateral compartments without discrete full-thickness defect.