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Breast Cancer351NCT03437915

BrUOG 351: PRE-OPERATIVE APBI USING NIBB

A study testing NIBB: accuboost and Partial mastectomy in people with Breast Cancer and Invasive Breast Cancer, run by Jaroslaw Hepel.

Withdrawn

Withdrawn. The study stopped before anyone enrolled.

Official record
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Trial summary

Partial breast irradiation is typically performed after surgical removal of the tumor. Partial breast irradiation allows for focused radiation to the area from which the cancer was removed, sparing breast tissue from the potential bad effects of radiation compared to radiating the whole breast, which was the standard… Read more about this study

Who is it for?
Ages 60 years and older, women only
What is being tested?
NIBB: accuboost and Partial mastectomy
Type of treatment
Surgery or procedure
Could I receive a placebo?
No, everyone receives an active treatment
How many people
0 participants
Where
No sites listed yet
Study dates
Mar 2019to 21 Jan 2020
Phase
Interventional
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 60 years and older
  • Women only
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Confirmed histological diagnosis of invasive breast carcinoma and/or DCIS (Invasive lobular carcinoma excluded);
  • Age greater or equal to 60 years old;
  • Life expectancy > 6 months;
  • Candidate for breast conserving surgery who intends to undergo breast conserving surgery as confirmed in writing by treating physician in consultation with surgeon
  • Clinically lymph node negative (cN0) as confirmed in writing by patient's treating physician. If patient has suspicious lymphadenopathy on imaging it is required that patient undergo a biopsy to confirm cN0.
  • Tumor size by imaging ≤ 2cm; (Tis or T1)
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  • Estrogen receptor positive if invasive disease (DCIS can be ER negative);
  • Her2neu negative if invasive disease;
  • Nuclear Grade 1 or 2 if invasive disease (DCIS can be Grade 3);
  • ECOG performance status of 0-2 (Appendix 1);
  • Informed consent signed.

Who cannot join

  • Excisional biopsy or ipsilateral breast surgery within 6 months;
  • Invasive lobular histology;
  • Definitive LVSI on biopsy;
  • Suspicious imaging findings suggesting multi-focal or multi-centric disease, unless biopsy proven benign;
  • Paget's disease of the nipple
  • Distant metastases;
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  • Known BRCA 1/2 Mutation
  • Active lupus or scleroderma,;
  • Psychiatric or addictive disorder that would preclude attending follow-up;
  • Neoadjuvant chemotherapy or endocrine therapy (adjuvant therapy is permitted);
  • Breast Implants;
  • Tumor not well visualized on AccuBoost imaging;
  • Breast separation with compression > 8cm at time of simulation.

About this study

Official title: BrUOG 351: Pre-Operative Accelerated Partial Breast Irradiation (APBI) Using Non-Invasive Image-Guided Breast Brachytherapy (NIBB)

Partial breast irradiation is typically performed after surgical removal of the tumor. Partial breast irradiation allows for focused radiation to the area from which the cancer was removed, sparing breast tissue from the potential bad effects of radiation compared to radiating the whole breast, which was the standard of care for many years. This study is evaluating the use of partial breast irradiation with NIBB performed before surgery instead of after surgery.This should allow researchers to target the cancer even more accurately and result in less normal breast tissue receiving radiation which may cause less side effects and/or a better cosmetic outcome.

In this study partial breast treatment will be given with NIBB in 5 treatments over about 1 week. Surgical removal of the tumor will then be performed between 4-12 weeks following radiation treatment. Researchers believe that participant's risk of complications from surgery will not be higher after getting these radiation treatments than it would have been if participants had surgery first, but that is one of the things researchers are studying.

Being tested
NIBB: accuboost, Partial mastectomy
Medical subject headings
Breast Neoplasms, Carcinoma, Intraductal, Noninfiltrating

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • NIBB: accuboostRadiation

    28.5 Gy delivered in 5 daily fractions

  • Partial mastectomyProcedure or surgery

    4-12 weeks post NIBB

Study groups in NCT03437915
Study groupRoleWhat they receive
Treatment ArmExperimental28.5 Gy delivered in 5 daily fractions then 4-12 weeks post NIBB, surgery via partial mastectomy
Receives: Radiation: NIBB: accuboost; Procedure: Partial mastectomy

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Feasibility of APBI including rate of surgical complications.

    Measured: Surgery will occur 4-12 weeks post NIBB treatment

  2. Toxicity of pre-op APBI including rate of surgical complications.

    Defined as acute (during treatment and through 4 weeks post treatment)

    Measured: Defined at up to 6 weeks post APBI

  3. Toxicity of surgical complications

    Measured: Surgery to occur 4-12 weeks post radiation and post-op complications collected through 3 months post surgery

Secondary outcomes (1)
  1. Assess and report late toxicity

    Late toxicity defined as 6 weeks post NIBB through 3 years in follow-up

    Measured: 6 weeks post treatment through 3 years

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted19 Feb 2018
  2. Study startMar 2019 (estimated)
  3. Primary completion21 Jan 2020
  4. Study completion21 Jan 2020

Why it stopped: Secondary to medicare coverage determination

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
0 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03437915
Sponsor's protocol ID
BrUOG 351
Acronym
351
Status last verified
Mar 2021
First submitted
9 Feb 2018
Last updated
9 Mar 2021
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No

Questions about this trial

What is this clinical trial studying?

A study testing NIBB: accuboost and Partial mastectomy in people with Breast Cancer and Invasive Breast Cancer, run by Jaroslaw Hepel.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 11 inclusion and 13 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: withdrawn, as of the sponsor's last update on 9 Mar 2021. Status can change between updates, so confirm with the study contact before making plans.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study was withdrawn before enrolling participants, so there are no results.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Feasibility of APBI including rate of surgical complications. (time frame: Surgery will occur 4-12 weeks post NIBB treatment). The study lists 3 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 9 Mar 2021.

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BrUOG 351: PRE-OPERATIVE APBI USING NIBB (NCT03437915) | AzTrials