Breast cancer surgery omission trial halted early
NCT ID NCT04578106
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looked at whether women with a certain type of early-stage breast cancer (HER2-positive, low-risk) could avoid surgery if their tumors completely disappeared after standard drug treatment. Only 5 women enrolled before the study was stopped. The goal was to see if a special breast biopsy and MRI could reliably confirm no cancer remained, allowing surgery to be skipped. Because the study ended early, we don't have clear answers on safety or long-term outcomes.
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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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Hospital Clinic de Barcelona
Barcelona, Barcelona, 08036, Spain
More trials for these conditions
Other studies related to the condition(s) this trial covers.
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