How do you approach bowel constraints in the setting of reirradiation?
Do you assume some recovery since the prior course of RT? If so, how much over what time period?
Answer from: Radiation Oncologist at Academic Institution
The re-irradiation I have done in gynecological cancers I have tried to limit the cumulative dose to the rectum to D2cc to 75 Gy or less (occasionally have gone beyond that) taking into account dose from past and current treatment. There may be 10% recovery of dose with a time interval more tha...
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