photon-beam radiation
Cancer
(FOH-ton beem RAY-dee-AY-shun) A type of radiation therapy that reaches deep tumors with high-energy x-rays made by a machine called a linear accelerator.
(FOH-ton beem RAY-dee-AY-shun) A type of radiation therapy that reaches deep tumors with high-energy x-rays made by a machine called a linear accelerator.