What is (are) Ewing Sarcoma ?
Key Points
                    - Ewing sarcoma is a type of tumor that forms in bone or soft tissue.    - Signs and symptoms of Ewing sarcoma include swelling and pain near the tumor.     - Tests that examine the bone and soft tissue are used to diagnose and stage Ewing sarcoma.    - A biopsy is done to diagnose Ewing sarcoma.     - Certain factors affect prognosis (chance of recovery).
                
                
                    Ewing sarcoma is a type of tumor that forms in bone or soft tissue.
                    Ewing sarcoma is a type of tumor that forms from a certain kind of cell in bone or soft tissue. Ewing sarcoma may be found in the bones of the legs, arms, feet, hands, chest, pelvis, spine, or skull. Ewing sarcoma also may be found in the soft tissue of the trunk, arms, legs, head and neck, abdominal cavity, or other areas.   Ewing sarcoma is most common in adolescents and young adults.   Ewing sarcoma has also been called peripheral primitive neuroectodermal tumor, Askin tumor (Ewing sarcoma of the chest wall), extraosseous Ewing sarcoma (Ewing sarcoma in tissue other than bone), and Ewing sarcoma family of tumors.