Osteochondral defect


The patient presented with pain in the knee to A/E. No definite history of trauma.

Plain film showed an osteochondral defect in the medial femoral condyle.

On MRI the defect was measured  to be in excess of 1.2 cm and a partial tear of the ACL and edema in the medial facet of the anterior patellofemoral compartment was demonstrated.