Gamma Knife radiosurgery is a very precise form of radiation therapy that focuses intense beams of gamma rays with pinpoint accuracy to treat lesions in the brain. Despite its name, Gamma Knife surgery involves neither traditional surgery nor an actual knife. Gamma Knife radiosurgery is called â€...

Gamma Knife radiosurgery can be effective in treating tumors,blood vessel malformations and nerve conditions. In each instance, surgeons and radiation oncologists use the Gamma Knife system somewhat differently.