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ClinicalTrials.gov public records Last synced Oct 7, 2026, 10:44 AM EDT

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Showing 25–45 of 45 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Radiation: Accelerated Partial Breast Irradiation (APBI) Clear all
Completed Not applicable Interventional Results available

Partial Breast Irradiation Using Non Invasive Approach for Early Stage Breast Cancer

NCT01463007
View directory record Official record
Conditions
Breast Cancer
Interventions
Accelerated partial breast irradiation, Extended Follow up
Radiation · Other
Lead sponsor
Jaroslaw Hepel
Other
Eligibility
50 Years and older · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2021
U.S. locations
4
States / cities
Lakeland, Florida • Providence, Rhode Island • Tacoma, Washington
Source: ClinicalTrials.gov public record
Updated May 19, 2021 · Synced Oct 7, 2026, 10:44 AM EDT
Withdrawn Phase 2 Interventional

Proton Accelerated Partial Breast Irradiation

NCT03940248
View directory record Official record
Conditions
Breast Cancer
Interventions
Proton Accelerated Partial Breast Irradiation
Radiation
Lead sponsor
University of Cincinnati
Other
Eligibility
50 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 6, 2021 · Synced Oct 7, 2026, 10:44 AM EDT
Completed Phase 4 Interventional

Use of the Contura™ Catheter in Intermediate-Risk, Pathological Stage 0, I, or II (Up to 3.0 cm) Breast Cancer Patients

NCT00882089
View directory record Official record
Conditions
Breast Cancer
Interventions
Contura catheter
Device
Lead sponsor
Cancer Center of Irvine
Other
Eligibility
18 Years and older · Female only
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Irvine, California
Source: ClinicalTrials.gov public record
Updated Jan 25, 2018 · Synced Oct 7, 2026, 10:44 AM EDT
Recruiting Phase 2 Interventional

Compare Adjuvant Monotherapy With Endocrine or Accelerated Partial Breast Irradiation After Lumpectomy

NCT05472792
View directory record Official record
Conditions
Breast Cancer, Quality of Life
Interventions
Accelerated Partial Breast Irradiation (APBI), tamoxifen, anastrozole, exemestane, letrozole, fulvestrant, toremifene
Radiation · Drug
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
65 Years and older · Female only
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2032
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated May 26, 2026 · Synced Oct 7, 2026, 10:44 AM EDT
Active, not recruiting Phase 2 Interventional

Radiation Therapy in Treating Patients With Stage 0-II Breast Cancer

NCT01245712
View directory record Official record
Conditions
Breast Adenocarcinoma, Ductal Breast Carcinoma In Situ, Invasive Breast Carcinoma, Stage 0 Breast Cancer AJCC v6 and v7, Stage I Breast Cancer AJCC v7, Stage IA Breast Cancer AJCC v7, Stage IB Breast Cancer AJCC v7, Stage II Breast Cancer AJCC v6 and v7, Stage IIA Breast Cancer AJCC v6 and v7, Stage IIB Breast Cancer AJCC v6 and v7
Interventions
Accelerated Partial Breast Irradiation, Proton Beam Radiation Therapy, Quality-of-Life Assessment
Radiation · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2032
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 1, 2026 · Synced Oct 7, 2026, 10:44 AM EDT
Active, not recruiting Not applicable Interventional Results available

MRI-Based Preoperative Accelerated Partial Breast Irradiation

NCT02728076
View directory record Official record
Conditions
Breast Cancer
Interventions
Phase II - Preoperative Radiation followed by Lumpectomy.
Radiation
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
40 Years and older · Female only
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2026
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Aug 20, 2026 · Synced Oct 7, 2026, 10:44 AM EDT
Completed Phase 2 Interventional Results available

Accelerated Partial Breast Radiation Therapy Using High-Dose Rate Brachytherapy in Treating Patients With Early Stage Breast Cancer After Surgery

NCT02526498
View directory record Official record
Conditions
Ductal Breast Carcinoma In Situ, Estrogen Receptor Positive, Invasive Breast Carcinoma, Progesterone Receptor Positive, Stage IA Breast Cancer, Stage IB Breast Cancer, Stage IIA Breast Cancer
Interventions
Accelerated Partial Breast Irradiation, High-Dose Rate Brachytherapy, Questionnaire Administration
Radiation · Other
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
45 Years and older · Female only
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
U.S. locations
10
States / cities
Gilbert, Arizona • La Jolla, California • Royal Oak, Michigan + 6 more
Source: ClinicalTrials.gov public record
Updated May 15, 2023 · Synced Oct 7, 2026, 10:44 AM EDT
Active, not recruiting Phase 2 Interventional

Evaluating the Safety and Efficacy of a Novel Accelerated Partial Breast Irradiation Regimen

NCT05591547
View directory record Official record
Conditions
Breast Cancer
Interventions
IMRT/VMAT-Based Accelerated Partial Breast Irradiation
Radiation
Lead sponsor
Sanford Health
Other
Eligibility
50 Years and older · Female only
Enrollment
91 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
2
States / cities
Worthington, Minnesota • Sioux Falls, South Dakota
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced Oct 7, 2026, 10:44 AM EDT
Recruiting Phase 2 Interventional

ASHBY: Accelerated Super-Hypofractionated Breast Brachytherapy

NCT06185205
View directory record Official record
Conditions
Breast Cancer
Interventions
Accelerated partial breast irradiation
Drug
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
45 Years to 79 Years · Female only
Enrollment
170 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2033
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Nov 21, 2025 · Synced Oct 7, 2026, 10:44 AM EDT
Completed Not applicable Interventional

Radiation Therapy (WBI Versus PBI) in Treating Women Who Have Undergone Surgery For Ductal Carcinoma In Situ or Stage I or Stage II Breast Cancer

NCT00103181
View directory record Official record
Conditions
Breast Cancer
Interventions
3-dimensional conformal accelerated partial breast irradiation, brachytherapy, whole breast irradiation, MammoSite or other single-entry intracavitary device
Radiation
Lead sponsor
NSABP Foundation Inc
Network
Eligibility
18 Years and older · Female only
Enrollment
4,216 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2018
U.S. locations
374
States / cities
Birmingham, Alabama • Peoria, Arizona • Phoenix, Arizona + 295 more
Source: ClinicalTrials.gov public record
Updated Apr 14, 2022 · Synced Oct 7, 2026, 10:44 AM EDT
Recruiting Phase 2 Interventional

Study of 3-Day Partial Breast Radiation Therapy in Women With Breast Cancer

NCT04084730
View directory record Official record
Conditions
Invasive Ductal Breast Carcinoma, Invasive Ductal Carcinoma, Breast, DCIS, DCIS Grade 1, DCIS Grade 2, Breast Cancer
Interventions
Accelerated Partial Breast Irradiation
Radiation
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
45 Years and older · Female only
Enrollment
280 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
9
States / cities
Norwalk, Connecticut • Miami, Florida • Basking Ridge, New Jersey + 6 more
Source: ClinicalTrials.gov public record
Updated Sep 21, 2026 · Synced Oct 7, 2026, 10:44 AM EDT
Withdrawn Not applicable Interventional

Preoperative Accelerated Partial Breast Irradiation for Triple Negative Breast Cancer Using Proton Beam Scanning

NCT03340402
View directory record Official record
Conditions
Breast Cancer
Interventions
Accelerated Partial Breast Irradiation, AlignRT
Radiation · Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
40 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 14, 2019 · Synced Oct 7, 2026, 10:44 AM EDT
Terminated Phase 4 Interventional

Using the Conture® Multi-Lumen Balloon to Deliver Accelerated Partial Breast Brachytherapy

NCT00699101
View directory record Official record
Conditions
Breast Cancer
Interventions
Conture Multi-Lumen Balloon
Device
Lead sponsor
SenoRx, Inc.
Industry
Eligibility
50 Years and older
Enrollment
342 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Jun 17, 2013 · Synced Oct 7, 2026, 10:44 AM EDT
Recruiting Not applicable Interventional

Personalized Second Chance Breast Conservation (PSCBC): A Prospective Phase II Clinical Study

NCT04371913
View directory record Official record
Conditions
Breast Cancer
Interventions
600cGY x 5 fractions APBI, 270cGy x 15 fractions WBRT
Radiation
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
19 Years to 90 Years · Female only
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2035
U.S. locations
3
States / cities
Brooklyn, New York • New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 27, 2026 · Synced Oct 7, 2026, 10:44 AM EDT
Completed Not applicable Interventional

Intensity Modulated Accelerated Partial Breast Irradiation Before Surgery in Treating Older Patients With Hormone Responsive Stage 0-I Breast Cancer

NCT02186470
View directory record Official record
Conditions
Estrogen Receptor-positive Breast Cancer, Invasive Ductal Breast Carcinoma, Invasive Ductal Breast Carcinoma With Predominant Intraductal Component, Medullary Ductal Breast Carcinoma With Lymphocytic Infiltrate, Mucinous Ductal Breast Carcinoma, Papillary Ductal Breast Carcinoma, Progesterone Receptor-positive Breast Cancer, Stage IA Breast Cancer, Stage IB Breast Cancer, Tubular Ductal Breast Carcinoma
Interventions
accelerated partial breast irradiation, intensity-modulated radiation therapy, image-guided radiation therapy, therapeutic conventional surgery
Radiation · Procedure
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
50 Years and older · Female only
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2025
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 22, 2025 · Synced Oct 7, 2026, 10:44 AM EDT
Completed Phase 4 Interventional

Electronic Xoft Intersociety Brachytherapy Trial: Electronic Brachytherapy (EBT) For Treatment of Early Stage Breast Cancer

NCT00742222
View directory record Official record
Conditions
Breast Cancer, Carcinoma, Lumpectomy, Ductal Carcinoma in Situ
Interventions
Electronic Brachytherapy, Intracavitary accelerated partial breast irradiation
Radiation
Lead sponsor
Xoft, Inc.
Industry
Eligibility
50 Years and older · Female only
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2015
U.S. locations
8
States / cities
Tuscaloosa, Alabama • Montebello, California • Orange Park, Florida + 5 more
Source: ClinicalTrials.gov public record
Updated May 17, 2016 · Synced Oct 7, 2026, 10:44 AM EDT
Recruiting Phase 2 Interventional

Real-Time MRI-Guided 3-Fraction Accelerated Partial Breast Irradiation in Early Breast Cancer

NCT03936478
View directory record Official record
Conditions
Breast Cancer, DCIS, LCIS
Interventions
MRIdian Radiation Treatment Unit
Radiation
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
40 Years and older · Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2031
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jun 11, 2026 · Synced Oct 7, 2026, 10:44 AM EDT
Completed Not applicable Interventional Results available

4D Image-Guided Partial Breast Radiation in Stage 0 and l Breast Cancer

NCT01646346
View directory record Official record
Conditions
Breast Cancer
Interventions
4D Conformal Image-Guided Partial Breast RT
Radiation
Lead sponsor
Yale University
Other
Eligibility
50 Years and older · Female only
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Nov 23, 2018 · Synced Oct 7, 2026, 10:44 AM EDT
Recruiting Phase 3 Interventional

Intensity Modulated Radiotherapy (IMRT) vs. 3D-conformal Accelerated Partial Breast Irradiation (APBI) for Early Stage Breast Cancer After Lumpectomy

NCT01185132
View directory record Official record
Conditions
Breast Cancer
Interventions
accelerated partial breast irradiation - 3D-conformal planning, accelerated partial breast irradiation - IMRT planning
Radiation
Lead sponsor
Rocky Mountain Cancer Centers
Other
Eligibility
40 Years and older
Enrollment
660 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2028
U.S. locations
5
States / cities
Aurora, Colorado • Boulder, Colorado • Lakewood, Colorado + 2 more
Source: ClinicalTrials.gov public record
Updated Jun 26, 2014 · Synced Oct 7, 2026, 10:44 AM EDT
Completed Not applicable Interventional

Three Fraction Accelerated Partial Breast Irradiation as the Sole Method of Radiation Therapy for Low-risk Stage 0 and I Breast Carcinoma

NCT03612648
View directory record Official record
Conditions
Breast Carcinoma, Breast Cancer
Interventions
Three Fraction Accelerated Partial Breast Irradiation, Partial mastectomy
Radiation · Procedure
Lead sponsor
Washington University School of Medicine
Other
Eligibility
50 Years and older · Female only
Enrollment
77 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated May 5, 2026 · Synced Oct 7, 2026, 10:44 AM EDT