Reason: r/o lose body fragment History: pain and locking of knee MENISCI: There is a oblique tear of the posterior horn of the medial meniscus which extends to the free edge of the meniscus as well as the tibial and femoral articular surface. The lateral meniscus appears intact.ARTICULAR CARTILAGE AND BONE: No full-thickness or near full-thickness articular cartilage defects are identifiedLIGAMENTS: The cruciate and collateral ligaments appear intact. EXTENSOR MECHANISM: The extensor mechanism appears intact.ADDITIONAL
1. Oblique tear of the posterior horn of the medial meniscus.2. Edema within the quadriceps fat pad is nonspecific but can be seen in fat pad impingement syndrome.