Full-thickness rupture (grade III) of the distal lateral collateral ligament. The biceps femoris tendon appears attenuated and hyperintense some fibres are in intact (grade II). Hyperintensity of the popliteofibular and lateral meniscocapsular fibres - the remainder of the posterolateral corner structures appear uninjured.
No meniscal tear. Medial collateral and cruciate ligaments are intact.