This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Osteogenic Sarcoma, Subject name: Orthopaedics
Which soft tissue sarcoma commonly gives to bone secondaries: (PGI June 2008) 
Select and explain. 
A. Fibrosarcoma, B. Liposarcoma, C. Osteosarcoma, D. Neurofibroma
C: Osteosarcoma
Answer: C: Osteosarcoma 
Explanation: Ans. C (Osteosarcoma) "Any cancer can spread to bone ,but in adults more than 75% of skeletal metastases originate from cancers of the prostate,breast,kidney & lung. In children, metastases to bone originate from Neuroblastoma, Wilm's tumor, Osteosarcoma, Ewing sarcoma & Rhabdomyosarcoma"- Robbins7th/1303Sarcoma Metastasizing through lymhatics (causing L.N involvement) LymhosarcomaQ RhabdomyosarcomaQ AngiosarcomaQ Clear cell sarcomaQ Epithelial sarcoma M aligna nt fibrous histiocytomaQ Synovial cell sarcomaQ