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Stereotactic Body Radiotherapy
SBRT has been used since 1990s.
Six main “requirements” (as of 2005):
Secure immobilization
Accurate repositioning of the patient from planning
to treatment
Accounting for internal motion (breathing)
Highly conformal dose distributions
Registration to stereotactic frame (?)
Few fractions, high doses
Timmerman, Seminars Rad Ond, 2005