Proton 'GRID' radiation aims to safely shrink large tumors and ease pain
NCT ID NCT05831579
First seen Jun 27, 2026 · Last updated Jul 14, 2026 · Updated 3 times
Summary
This study tests a new type of radiation called proton GRID for people with large tumors (at least 4.5 cm) that cannot be removed by surgery or have spread. The goal is to safely relieve symptoms like pain. About 24 adults will receive three radiation treatments, and researchers will monitor side effects and quality of life.
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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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Washington University School of Medicine
St Louis, Missouri, 63110, United States
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