Large joint effusion. Extensive posterior knee soft tissue oedema.
High signal of the body and posterior horn medial meniscus not reaching the articular surface; posteromedial meniscocapsular oedema including medial posterior meniscotibial ligaments. Undisplaced vertical tear of the posterior horn lateral meniscus involving the insertion of the meniscofemoral ligament (Wrisberg rip).
Anterior cruciate ligament is completely ruptured. Posterior cruciate ligament is intact.
Medial collateral ligament is intact. Partial tear medial oblique ligament. High signal of the posterior oblique ligament. Lateral collateral ligament complex is intact. Partial tear of the popliteus tendon insertion. Remainder of the posterolateral corner appears uninjured.
Osteochondral impaction fractures at the sulcus terminalis and peripheral weight-bearing medial femoral condyle.