Hypofractionated Radiation Therapy in Treating Participants With Breast Cancer Before Surgery
Public ClinicalTrials.gov record NCT03624478. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Pilot/Phase II Trial of Hypofractionated Radiotherapy to the Whole Breast Alone Before Breast Conserving Surgery
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
This phase II trial studies how well hypofractionated radiation therapy works in treating participants with breast cancer before surgery. Hypofractionated radiation therapy delivers higher doses of radiation therapy over a shorter period of time and may kill more tumor cells and have fewer side effects.
Study identification
- NCT ID
- NCT03624478
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 2
- Enrollment
- 25 participants
Conditions and interventions
Conditions
- Anatomic Stage I Breast Cancer AJCC v8
- Anatomic Stage IA Breast Cancer AJCC v8
- Anatomic Stage IB Breast Cancer AJCC v8
- Anatomic Stage IIA Breast Cancer AJCC v8
- Prognostic Stage I Breast Cancer AJCC v8
- Prognostic Stage IA Breast Cancer AJCC v8
- Prognostic Stage IB Breast Cancer AJCC v8
- Prognostic Stage IIA Breast Cancer AJCC v8
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Nov 20, 2018 (Actual)
- Primary completion
- Jun 30, 2021 (Actual)
- Completion
- Sep 24, 2025 (Actual)
- Last update posted
- May 15, 2026
2018 – 2025
United States locations
- U.S. sites
- 3
- U.S. states
- 3
- U.S. cities
- 3
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Mayo Clinic in Arizona | Scottsdale | Arizona | 85259 | — |
| Mayo Clinic in Florida | Jacksonville | Florida | 32224-9980 | — |
| Mayo Clinic | Rochester | Minnesota | 55905 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT03624478, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted May 15, 2026 · Synced Oct 22, 2026
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Open the official record
The complete public registry record, listed eligibility criteria, and available contact information for NCT03624478 live on ClinicalTrials.gov.