30-year-old female with persistent right knee pain/locking. MENISCI: No significant abnormality noted.ARTICULAR CARTILAGE AND BONE: No significant abnormality noted.LIGAMENTS: The ACL, PCL and LCL complex appears intact. The superficial band of the MCL appears intact, although there is edema along the ligament suggestive of a mild sprain. This edema spreads anteriorly along the medial retinaculum/medial patellofemoral ligament likely representing additional sprain.EXTENSOR MECHANISM: Extensor mechanism appears intact without significant abnormality.ADDITIONAL
Sprain of the MCL and medial retinaculum, however we see no meniscal tear.