Presentation
Knee pain and swelling and negative history of trauma
Patient Data
Age: 50 years
Gender: Male
From the case:
Spontaneous osteonecrosis of the knee










Download
Info

Marrow edema of the medial femoral and to lesser extent medial tibial condyles with subchondral flattening of the medial femoral condyle (weight bearing area).
Diagnosis: Spontaneous osteonecrosis of the knee (SONK)