Right knee instability The examination is limited by metallic artifact from an intramedullary rod in the proximal tibia.MENISCI: No significant abnormality noted.ARTICULAR CARTILAGE AND BONE: There is perhaps mild thinning of the articular cartilage of the medial compartment but there are no full-thickness cartilage defects identified.LIGAMENTS: No significant abnormality noted. Specifically, the ACL is intact.EXTENSOR MECHANISM: No significant abnormality noted.ADDITIONAL
No evidence of internal derangement of the knee. Specifically, the ACL is intact.