RIGHT
Flattening and collapse of the right femoral head particularly anteriorly with low T1 signal in the femoral head epiphysis and adjacent serpiginous high T2FS signal. Oedema extends throughout the femoral neck to the intertrochanteric region. Diffuse full-thickness chondral loss posterior joint space with irregular chondral loss anteriorly. Second area of acetabular/coverage and degenerative labral tearing anterior and superior labrum. Small hip joint effusion and iliopsoas bursa effusion.
LEFT
Femoral head has a normal appearance with no marrow signal change or evidence of avascular necrosis. No joint space narrowing or chondromalacia. No hip joint effusion.