Ewing sarcoma

Case contributed by Dr Hani Salam
X-ray

Lucency in the medial femoral condyle. No periosteal reaction noted.

MRI

Medial femoral condyle lesion demonstrated with extra-osseous periosteal involvement. The cortex appears to be involved.

Nuclear medicine

Bone scan demonstrates increased uptake in the area of interest.

Case Discussion

Findings are in keeping with an aggressive osseous lesion in the medial femoral condyle. Differential includes Ewing sarcoma and osteosarcoma.

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Case information

rID: 8519
Published: 7th Feb 2010
Last edited: 15th Aug 2018
Tag: knee
Inclusion in quiz mode: Included

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