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Do you preferentially use 10MV over 6MV in CNS IMRT treatments to prevent alopecia?
Several radiation oncologists have switched from 6MV to 10MV for cranial IMRT plans to prevent alopecia. Is this theoretical or do we have data? And are there any notable drawbacks to the switch (assuming target coverage and OAR constraints are still met)?
Answer from: Radiation Oncologist at Community Practice
This seems like wishful thinking. I would be very surprised if there were any clinical data in this regard. Alopecia will be far more related to other factors such as nearness of the target volume to the skin surface and, with IMRT and other treatments that use multiple angled beams, the "obliquity ...
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