CASE 30: Osteosarcoma located in the knee (distal femur)
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A young male patient who underwent extensive resection (extraarticular) and tumor prosthesis reconstruction following chemotherapy for a pathological fracture due to distal femoral osteosarcoma.
Before the surgery: X-ray shows a lytic lesion in the lateral aspect of the distal femur, and scintigraphy shows increased activity in the same location.

Before the surgery: MRI and CT scans show damage accompanied by a fracture in the same location.

Post-Surgery: The X-ray shows the tumor prosthesis implanted after resection.


