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What is the ideal time interval to wait before starting radiation for postoperative treatment of benign brain lesions?
For example, meningiomas or pituitary adenomas?
Answer from: Radiation Oncologist at Community Practice
The answer to this question may vary by tumor type and expected tumor growth rate, but since meningioma was first among the cited examples, permit a brief comment with that in mind. For meningioma, likely quite similar to acoustic neuroma, pituitary ademona and other typically slowly progressive CNS...
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Answer from: Radiation Oncologist at Academic Institution
I agree with Dr. @C. Leland Rogers that there is no rush to start treatment after surgery for "benign" or low grade tumors. For example, it is very typical after resection of a pituitary tumor at my center to wait approximately 4 to 6 months for a repeat MRI, to assess the full extent of resection (...
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Radiation Oncologist at Cleveland Clinic
For pituitary tumors, the extra time prior to init...
For pituitary tumors, the extra time prior to init...
Radiation Oncologist at UH Seidman Cancer Center, Case Western Reserve University
Would folks be more inclined now to delay RT 2-3 m...
Would folks be more inclined now to delay RT 2-3 m...
Answer from: Radiation Oncologist at Community Practice
There is not a reliable, uniformly applicable answer to this question, but it is definitely one we face regularly. With NRG BN003, patients with gross totally resected (GTR) WHO II meningioma must start IMRT within 6 months of surgery. This time frame was chosen largely to permit additional surgery ...