Osteosarcoma is the most common type of bone cancer in children and adolescents. The tumor often originates in the long bones of the body, and while osteosarcoma frequently starts in a particular bone, it can potentially move to other sites in the body, such as the lungs and other bones. This movement, known as metastasis, makes the disease more difficult to treat. “For patients that present with no evidence of metastatic or disseminated disease, the overall prognosis is about 70-75%,” said...