100,000 breast cancer patients to be studied for recurrence patterns
NCT ID NCT07309887
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study will analyze medical records from 100,000 people in Korea who had early-stage hormone receptor-positive, HER2-negative breast cancer and received surgery followed by other treatments. The goal is to see how often the cancer comes back and what factors might affect that risk. It is an observational study, meaning no new treatments are being tested—just looking at what happened in real-world care.
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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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Samsung Medical Center
Seoul, 06351, South Korea
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