What dose and volumes do you use for incompletely resected WHO grade II meningiomas with brain invasion?

I agree with Dr. @Dr. First Last and find his approach both reasonable and wise. Permit me to review variations in target volume definition between the RTOG-0539 and NRG BN003 trials, and explain how I have approached patients with incompletely resected WHO grade II meningioma with brain invasion.

Th...

In general, I try to follow RTOG 0539 contouring guidelines. That being said, I have at times reduced my margins to 1 cm even in subtotally resection grade II meningiomas. As the articles suggested, it appears to be a reasonable option. Would be nice to do a survey on practice patterns/margins from ...