Osteosarcoma is an eighth most common tumour in infants with a peak of incidence between 10 and 14 years. Nevertheless, we should not forget that osteosarcoma is also an adult cancer. In this case it can occur either as an idiopathic or as a secondary disease (e.g. to Paget disease). Osteosarcoma is often considered an infant tumour.
Osteosarcoma (Adult) What is osteosarcoma? Osteosarcoma, also called osteogenic sarcoma, is a type of bone cancer that develops in the osteoblast cells that form the outer covering of bone. It occurs most often in children, adolescents and young adults. Approximately 900 new cases of osteosarcoma are reported each year in the U.S.
Osteosarcoma in an adult. mocass. Posts: 1 Joined: Oct 2008 Oct 31, 2008 - 1:13 pm. I was diagnosed in Feb 08 with an osteosarcoma in my chest (usually a cancer found in kids, not adults). The cantelope-size tumor started in my right ribs. I had surgery to remove the tumor (they also took my entire right lung, 3 ribs and some lymph nodes).