Proton vs X-Ray: which radiation causes fewer side effects in breast cancer?
NCT ID NCT04443413
First seen Jan 17, 2026 · Last updated Jun 14, 2026 · Updated 21 times
Summary
This study compares two types of radiation therapy—standard x-ray and proton beam—for people with breast cancer who have had surgery. The goal is to see which method causes fewer serious side effects or unplanned surgeries over two years. About 146 adults with stage I to III breast cancer are taking part.
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This is a summary of
the original study
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Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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Contacts and locations
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Locations
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Mayo Clinic in Arizona
Scottsdale, Arizona, 85259, United States
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Mayo Clinic in Florida
Jacksonville, Florida, 32224-9980, United States
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Mayo Clinic in Rochester
Rochester, Minnesota, 55905, United States
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.