There is a undisplaced longitudinal irregular fracture line through the medial femoral condyle and associated with bone marrow oedema. Large lipohaemarthrosis.
The medial patellar retinaculum is torn and the patella mildly lateral displaced.
MCL is normal.
Adductor tendon is normal but there is injury to the VMO.The menisci are intact. Anterior cruciate ligament intact The posterior cruciate ligament is intact. Collateral ligaments are intact.
Posterolateral ligaments are preserved.
The quadricipital tendon and patellar ligament are preserved.
Diffuse soft tissue oedema.