Primary Bone Tumours
A 55-year-old man presents with progressive pain in his proximal femur over 6 months. The pain is present at rest and has disturbed his sleep. Radiographs show an intramedullary lesion with popcorn calcifications, endosteal scalloping exceeding 2/3 of cortical thickness, and periosteal reaction. MRI confirms a large cartilaginous lesion with significant soft tissue extension. Biopsy is planned. Regarding chondrosarcoma:
Mark each as TRUE or FALSE
Chondrosarcoma is the third most common primary malignant bone tumour (after myeloma and osteosarcom...
Distinguishing features from benign enchondroma include: size greater than 5cm, location in axial sk...
Chondrosarcoma is most common in children; pain at rest is reassuring; small distal lesions are more...
Chondrosarcoma is relatively resistant to chemotherapy and radiotherapy, making wide surgical excisi...
Subtypes include central (arising within bone, most common), peripheral (arising from osteochondroma...
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Click T (True) or F (False) for each option