A fibrosarcoma is a malignant (cancerous) tumor that originates in the connective fibrous tissue found at the ends of bones of the arm or legs, and then spreads to other...
Hemangiopericytoma is a rare tumor that grows in the body’s soft tissue, which includes fat, muscles, tendons, nerves, blood vessels and other fibrous tissue.
In stereotactic radiosurgery, a neurosurgeon focuses beams of high-energy radiation on a child's tumor or malformation while leaving the nearby tissues unaffected.