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Topics:
Radiation Oncology • Neuro-Oncology • Medical Oncology • Brain Metastases • Neurosurgery • Neurology
Do you wait to treat small asymptomatic brain metastases until they reach a certain size?
For example a 1 or 2 mm brain metastasis? Would you consider waiting for these to enlarge slightly for reasons such as more certainty they are real, less normal brain to be treated, and additional lesions to declare themselves?
Answer from: at Community Practice
At our GK institution, treating these small lesions depends on the clinical scenario.
If all the lesions are small and this is a question of new diagnosis of brain mets, then observation with serial imaging is probably best.
If a patient with prior brain mets and only small lesions found on survei...
Answer from: Radiation Oncologist at Academic Institution
There is another consideration that I use, and that is the location of such a small asymptomatic target. Because radiosurgery has a minimum spot size, the conformality ratio for very small lesions is high, meaning we take a divot of normal surrounding tissue that can be significantly larger than the...
Great answer, thank you.
Thanks for your informative answer. Very helpful.&...
Thanks for the very useful answer.
The one thing missing from a discussion about brai...