stereotactic radiosurgery

radiosurgery /ra·dio·sur·gery/ (-ser´jer-e) surgery in which tissue destruction is performed by means of ionizing radiation rather than by surgical incision.

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stereotactic radiosurgery , stereotaxic radiosurgery stereotactic surgery in which lesions are produced by ionizing radiation.

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stereotactic radiosurgery

n.

Stereotaxis in which tissue destruction is produced by ionizing radiation rather than by surgical incision.

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stereotactic radiosurgery,

stereotaxic surgery in which lesions are produced by ionizing radiation. Also called stereotaxic radiosurgery. See also stereotactic surgery.

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stereotactic radiosurgery

Stereotactic radiotherapy Radiation oncology A nonsurgical RT technique that delivers numerous narrow, precisely aimed, highly focused beams of ionizing radiation that converge at a specific point–the tumor; SR uses heavy charged particles–protons or helium ions, photons–γ radiation or a linear-accelerator to treat intracranial lesions inaccessible to conventional neurosurgery. See Gamma knife.