Brain tumor radiation: could skipping the safety margin be just as good?
NCT ID NCT02747303
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study compares two ways of delivering precise radiation to brain tumors that have spread from other cancers. One group gets the standard extra 2-millimeter safety margin around the tumor, while the other group gets no extra margin. The goal is to see if skipping the margin leads to worse tumor control. About 166 adults with 1 to 5 small brain tumors will participate.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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University of Chicago
RECRUITINGChicago, Illinois, 60637, United States
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