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.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Get updates

Get notified about this study

Sign up to get updates when this study changes or when new studies for METASTATIC CANCER are added.

Our safety recommendation!

By submitting, you agree to our Terms of use

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

  • Washington University School of Medicine

    St Louis, Missouri, 63110, United States

More trials for these conditions

Other studies related to the condition(s) this trial covers.