β£Description of Osteosarcomaβ£What are the types of Osteosarcoma?β£Commonest sites?β£What are the genes associated with Osteosarcoma?β£What grade is it usually at diagnosis?β£What are the poor prognostic factors for osteosarcoma? β£Any impact on prognosis if there is a pathological fracture?β£Hallmark of histology in osteosarcoma?β£Management of osteosarcoma?β£Response to Radio/ Chemo?