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Radiation Oncology • Neuro-Oncology
What dose and fractionation scheme do you prefer for retreatment of meningiomas in close proximity to the optic structures?
Does your recommendation change if the patient has received prior standard fractionation radiotherapy vs SRS?
Answer from: Radiation Oncologist at Academic Institution
This is a common problem. If the patient has never received prior radiation therapy and the meningioma is within a few millimeters of the optic chiasm, I discuss two options. The first option is to do standard radiation therapy, ie 5040 cGy in 180 cGy fractions, planned so that the maxim...
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