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There is more than dose and fractionation…
Beyond prescribed dose, multiple factors influence local control
and toxicity after SBRT:
- Imaging in staging and treatment planning (PET-staging? 4D-
imaging for TV-delineation?)
- Treatment planning (NT-compromising? PTV-concept? dose
calculation algorithms? allowed min/max doses?
prescription point …)
- Immobilisation and image guidance (cbct? 4D-cbct? post
treatment scan?
…