Spontaneous osteonecrosis of the knee

Case contributed by Dr Abdallah Khateeb

Presentation

An elderly patient presented with new onset unilateral knee pain and inability to use the joint. There is no history of trauma.

Patient Data

Age: 65
Gender: Male

Knee MRI

Modality: MRI

This study shows a subchondral sclerotic line at the medial femoral condyles with underlying bone marrow edema that involves almost the whole condyle. There is mild effusion. Chondromalacia patellae is also seen. Degenerative changes of the medial meniscus. 

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Case Information

rID: 39988
Case created: 30th Sep 2015
Last edited: 24th Apr 2017
Inclusion in quiz mode: Included

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