21-year-old male with history of AML and severe avascular necrosis, now with significant R knee pain.VIEWS: Right knee AP, oblique, and lateral (3 views) 5/7/2015 at 12:55 There is patchy sclerosis of the distal femur and proximal tibia as well as focal areas of demineralization. The medial femoral condyle is flattened and contains a large subarticular crescentic lucency, this is new from to the prior study.
Avascular necrosis of the distal femur and proximal tibia with subchondral collapse of the medial femoral condyle.