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What is Epiphyseal origin tumour is and explain in detail?
(Osteoclaustoma) (181 - Apley's 8th)* Ewing's sarcoma - is believed to arise from endothelial cells / Diaphysis* Osteogenic sarcoma - Metaphysis* Chondrosarcoma - Any where in the bone* Osteoclaustoma & Chondroblastoma - Epiphysis* Osteoblastoma - diaphysis or metaphysis* Giant cell tumour (oslcoclaustoma) is a lesion of uncertain origin* that appears in mature bone