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If a daily conebeam CT is done for prostate cancer treatments, do you subtract any treatment fractions to compensate for the daily imaging dose?
Answer from: Radiation Oncologist at Academic Institution
The radiation dose from daily imaging depends on techniques used. In most cases the dose of radiation is very low, relative to the dose delivered for treatment. Nonetheless, this dose is often delivered to non-targeted tissues and it is wise to minimize the dose and volume when feasible....
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