Radiosurgery is a technique in which radiation is delivered in a very focused manner to the brain. There are different ways of delivering radiosurgery (or stereotactic radiosurgery) including linear accelerators, Gamma Knife, Cyber Knife, and proton beam. In each case, the goal is to deliver a high dose to the target region while minimizing radiation doses to other parts of the brain and head. The procedure is incisionless and does not require anesthesia.
Radiosurgery is a treatment option for: