Bone Tumours
A 22-year-old man presents with a painless mass near his left knee that he has noticed growing slowly over the past year. Radiographs reveal a pedunculated bony projection arising from the distal femoral metaphysis with cortical and medullary continuity. The cartilage cap appears to be approximately 1cm thick on MRI. Regarding benign bone tumours:
Mark each as TRUE or FALSE
Osteochondroma is the most common benign bone tumour, arising from aberrant growth plate cartilage; ...
Giant cell tumour (GCT) is a locally aggressive benign tumour typically occurring at the epiphysis o...
Osteochondroma has no medullary continuity; cartilage cap greater than 5cm is normal; growth continu...
Osteoid osteoma presents with night pain relieved by NSAIDs (prostaglandin-mediated); radiographs sh...
Aneurysmal bone cyst (ABC) is expansile with fluid-fluid levels on MRI (blood products settling); it...
Answer the questions to see explanations
Click T (True) or F (False) for each option