Spontaneous osteonecrosis of the knee

Case contributed by Ahmed Abdrabou
Diagnosis almost certain

Presentation

Knee pain and swelling and negative history of trauma

Patient Data

Age: 50 years
Gender: Male
This study is a stack
T1
This study is a stack
T2
This study is a stack
T1
This study is a stack
STIR
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T2
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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)

Case Discussion

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