COVID-19 may worsen radiation side effects in breast cancer patients
NCT ID NCT07188116
First seen Jun 26, 2026 · Last updated Jun 26, 2026
Summary
This study examines whether having COVID-19 increases the chance of lung inflammation (radiation pneumonitis) in breast cancer patients receiving radiation therapy. Researchers will review medical records of 200 patients to compare outcomes between those who had COVID-19 and those who did not. The goal is to understand if COVID-19 adds extra risk, which could help guide future treatment decisions.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
- What this could lead to
- If this study finds a link, it could help doctors better manage radiation therapy for breast cancer patients who have had COVID-19.
- What could go wrong
- This is a small, single-center retrospective study, so results may not apply to everyone. It only looks at past records, so it cannot prove cause and effect.
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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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Zhejiang Hospital, Department of Oncology, Hangzhou, China, 310030
Hangzhou, Zhejiang, 310030, China
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