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Radiation Oncology • Palliation
Do you ever offer spine SBRT for patients with multiple adjacent involved vertebrae?
Is there a limit to the number of adjacently involved vertebrae where you would instead treat with conventionally fractionated palliation?
Answer from: Radiation Oncologist at Academic Institution
Yes, multiple spine segments can be treated. NRG 0631 included 2 contiguous spine levels for radiosurgery/SBRT. An earlier study (Ryu et al., PMID 17167762) showed that the spinal cord dose tends to be slightly higher when the length of the target volume is >6cm. This was the basis of including 2...
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