16-year-old male with pain and swelling, history of ACL repair in 12/2013, with new injury during cheerleading MENISCI: There is a complex tear of the posterior horn of the medial meniscus with a double PCL sign suggestive of a buckle handle tear. The lateral meniscus is intact.ARTICULAR CARTILAGE AND BONE: The articular cartilage is intact. No marrow edema is evident.LIGAMENTS: Postsurgical changes of a prior ACL reconstruction. The ACL graft fibers are not well visualized suggestive of a rupture. The posterior cruciate ligament is intact. The medial collateral ligament is intact. The lateral collateral ligament complex is intact. EXTENSOR MECHANISM: The extensor mechanism is intact.ADDITIONAL
1.Poor visualization of the ACL graft fibers suggestive of ACL graft rupture.2.Bucket-handle tear of the posterior horn of the medial meniscus.