Anatomy Skeletal infections 29a16209 Age group affected by Osteosarcoma A Up-to 10 yrs B 10 -20 yrs C 30-40 yrs D Older than 45 yrs High-Yield Explanation This is predominantly a tumor of childhood or adolescence, occurring most commonly in the 10-25years Refer Maheshwari 6tg/e p 239