Brain radiation study questions need for extra safety margins

NCT ID NCT02747303

First seen Jan 11, 2026 · Last updated May 16, 2026 · Updated 16 times

Summary

This study compares two radiation techniques for people with 1 to 5 brain tumors that have spread from other cancers. Half the participants will receive standard radiation with a 2 mm safety margin, while the other half will get radiation with no extra margin. The goal is to see if skipping the margin affects how long the tumors stay under control. Results will help doctors deliver more precise treatment with fewer side effects.

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Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • University of Chicago

    RECRUITING

    Chicago, Illinois, 60637, United States

    Contact Email: •••••@•••••

    Contact

Conditions

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