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How do you approach small 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
This is a very tough question to answer. I agree with Dr. @Beriwal's answer.The maximum dose for the small bowel during reirradiation can vary depending on various factors such as the previous dose received, the interval between radiation treatments, the purpose of reirradiation (palliative or ...
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Answer from: Radiation Oncologist at Community Practice
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 doses from past and current treatment. There may be a 10% recovery of dose with a time interval of more t...