New proton beam approach targets bulky tumors
NCT ID NCT05121545
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This early-phase study tests a new type of proton therapy called Pro-GRID for people with large tumors (over 7 cm) that are hard to treat. The goal is to see if the treatment is safe and can shrink tumors or ease symptoms. About 11 adults with sarcoma or melanoma are taking part.
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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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Sibley Memorial Hospital
Washington D.C., District of Columbia, 20016, United States
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