It can develop throughout various locations in the body. Ewing tumors may occur in any bone or soft tissue, but the most commonly affected sites are the pelvis and the long bones of the legs and arms.

Osteosarcoma and Ewing sarcoma are bone cancers that primarily affect children, teens, and young adults. Symptoms they share include bone pain, stiffness, and swelling at the tumor site. About 2% of ...

Ewing sarcoma is cancer that begins in the bones or soft tissues. Metastatic Ewing sarcoma is when the cancer has spread to another area of the body. Ewing sarcoma is a cancerous tumor that begins in ...