Zapping kidney cancer: new radiation study aims to avoid surgery
NCT ID NCT02811250
First seen Jun 25, 2026 · Last updated Jun 26, 2026 · Updated 2 times
Summary
This early-phase study tested stereotactic radiotherapy, a precise type of radiation, on 13 people with small kidney cancers (≤4 cm). The goal was to find the highest safe dose by gradually increasing the radiation in four steps. Participants were followed for up to 5 years to monitor side effects. If proven safe and effective, this approach could offer a quick, non-surgical treatment option.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
Active substance
Stereotactic radiotherapy (high-precision radiation)
What this could lead to
If successful, this could point toward a non-invasive, painless alternative to surgery for small kidney cancers.
What could go wrong
This is a very early, small phase I trial with only 13 participants, so results may not apply to all patients. The main goal is safety, not yet effectiveness.
Disclaimer
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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.
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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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
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Locations
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Service d'Oncologie-Radiothérapie - Centre Hospitalier Lyon Sud - HCL
Pierre-Bénite, 69495, France
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Service de Radiothérapie - Centre Georges François Leclerc
Dijon, 21079, France