41-year-old female with popping, locking sensation, repeat traumatic injury. Bone ligaments? MENISCI: There is an abnormally small posterior horn of the medial meniscus which is expelled medially with a flipped fragment underneath the PCL compatible with a bucket handle tear. The lateral meniscus is normal.ARTICULAR CARTILAGE AND BONE: The hyaline cartilage of the patella is uniformly thinned with perhaps some fraying at the junction of the medial and lateral facets. Bone marrow signal is unremarkable. There is mild lateral osteophyte formation noted. LIGAMENTS: The anterior collateral ligament is torn. The posterior collateral ligament, medial and lateral collateral ligaments are normal in appearance.EXTENSOR MECHANISM: No significant abnormality noted.ADDITIONAL
Bucket-handle tear of the posterior horn of the medial meniscus and anterior collateral ligament tear as described above.