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Breast CancerNCT03983382

A Study of Limited Heart Monitoring During Non-anthracycline Trastuzumab-based Therapy in Breast Cancer Patients

An observational study of Breast Cancer, run by Memorial Sloan Kettering Cancer Center at 8 sites in United States.

Active, not recruiting

Under way, not looking for participants. Everyone needed has enrolled. The study is still running.

Official record
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Trial summary

The purpose of this study is to test whether patients with breast cancer who are being treated with non-anthracycline trastuzumab therapy can safely be monitored for heart related side effects less often than usual. Read more about this study

Who is it for?
Ages 18 years and older, women only
Conditions the study is for
Breast Cancer
What is being tested?
Left Ventricular Ejection Fraction
How many people
190 participants
Where
8 sitesUnited States
Study dates
22 Mar 2019to Mar 2027
Phase
Observational
Are there results?
Yes, posted in the registrySummary in the doctors' view

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

Study population: A member of the patient's treatment team, the protocol investigator, or research team at MSK will identify potential research participants. The preliminary screen of eligibility will be confirmation of the diagnosis of HER2-positive breast cancer. A member of the treatment team will discuss the study and the possibility of enrollment in the study with potential subjects that meet this eligibility criterion. The study will be conducted at the Evelyn H. Lauder Breast Center of MSK as well as at the regional MSK network sites. Recruitment at both main and regional network sites will ensure the enrollment of diverse populations of different ages, races, and ethnic groups onto the study. Patients will then be consented to the study. In most cases, the initial contact with the prospective subject will be conducted either by the treatment team, investigator or the research staff working in consultation with the treatment team.

Who may be able to join

  • Age >/= 18 years
  • Newly diagnosed histologically confirmed primary invasive breast carcinoma (Stage I-IV)
  • Pathologically confirmed HER2-positive breast cancer
  • Planned to receive trastuzumab-based therapy for a minimum of 12 months, or started trastuzumab-based therapy within the last weeks with a planned duration of at least 12 months.
  • Normal LV systolic function (EF greater than or equal to the institutional lower limit of normal)
  • William and able to comply with the requirements of the protocol

Who cannot join

  • Planned to receive an anthracycline-based regimen
  • Prior history of treatment with anthracycline chemotherapy
  • History of cardiovascular including cardiomyopathy, heart failure, or any other clinically significant cardiovascular disease (as determined by the investigator)
  • Uncontrolled hypertension, defined as systolic blood pressure >/= 160 mmHg and/or diastolic blood pressure >/= 90 mmHg (as determined by the investigator)

Trial locations and contacts

8 sites in 1 country.

8 sites in 1 country

United States8 sites
  • Memorial Sloan Kettering Cancer Center @ BaskingRidge (Consent and follow-up only)

    Basking Ridge, New Jersey, 07920

  • Memorial Sloan Kettering Cancer Center @ Commack (Consent and Follow up)

    Commack, New York, 11725

  • Memorial Sloan Kettering Westchester (Consent and Follow-up)

    Harrison, New York, 10604

  • Hartford Healthcare Cancer Institute @ Hartford Hospital (Data collection only)

    Hartford, Connecticut, 06102

  • Memorial Sloan Kettering Monmouth (Consent and Follow up)

    Middletown, New Jersey, 07748

  • Memorial Sloan Kettering Bergen (Consent and follow-up only)

    Montvale, New Jersey, 07645

  • Memorial Sloan Kettering Cancer Center

    New York, New York, 10065

  • Memorial Sloan Kettering Nassau (Consent and Follow-up)

    Rockville Centre, New York, 11553

Other trials in United States

About this study

Official title: A Safety and Feasibility Study of Limited Cardiac Monitoring During Non-anthracycline Trastuzumab-based Therapy in Patients With HER2-positive Breast Cancer

The purpose of this study is to test whether patients with breast cancer who are being treated with non-anthracycline trastuzumab therapy can safely be monitored for heart related side effects less often than usual.

Conditions
Breast Cancer
Being tested
Left Ventricular Ejection Fraction
Keywords
non-anthracycline trastuzumab, trastuzumab, Memorial Sloan Kettering Cancer Center, 19-045
Medical subject headings
Breast Neoplasms

What participants receive

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

  • Left Ventricular Ejection FractionDiagnostic test

    Also called LVEF

    LVEF assessment at baseline, 6 months, and 12 months

Study groups in NCT03983382
Study groupRoleWhat they receive
HER2-Positive Breast CancerNot described
Receives: Diagnostic Test: Left Ventricular Ejection Fraction

What is being measured

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

  1. Frequency of Cardiac Adverse Events, Defined by a Compositive of Clinical Heart Failure (NYHA Class III or IV) or Cardiac Death.

    Measured: 12 months from baseline

Timeline

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

  1. First posted12 Jun 2019
  2. Study start22 Mar 2019
  3. Primary completion18 Sep 2023
  4. Study completionMar 2027 (estimated)

Resources

More details

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

Study design
Study type
Observational
Observational model
Cohort
Time perspective
Prospective
Enrolment
190 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03983382
Sponsor's protocol ID
19-045
Status last verified
May 2026
First submitted
7 Jun 2019
Last updated
15 May 2026
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
Yes: • Memorial Sloan Kettering Cancer Center supports the international committee of medical journal editors (ICMJE) and the ethical obligation of responsible sharing of data from clinical trials. The protocol summary, a statistical summary, and informed consent form will be made available on clinicaltrials.gov when required as a condition of Federal awards, other agreements supporting the research and/or as otherwise required. Requests for deidentified individual participant data can be made beginning 12 months after publication and for up to 36 months post publication. Deidentified individual participant data reported in the manuscript will be shared under the terms of a Data Use Agreement and may only be used for approved proposals. Requests may be made to: crdatashare@mskcc.org.

Publications

  • Yu AF, Dang CT, Jorgensen J, Moskowitz CS, DeFusco P, Oligino E, Oeffinger KC, Liu JE, Steingart RM. Rationale and design of a cardiac safety study for reduced cardiotoxicity surveillance during HER2-targeted therapy. Cardiooncology. 2023 Mar 9;9(1):13. doi: 10.1186/s40959-023-00163-4.

    PubMed 36895062

Questions about this trial

What is this clinical trial studying?

An observational study of Breast Cancer, run by Memorial Sloan Kettering Cancer Center at 8 sites in United States.

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 6 inclusion and 4 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: under way, not looking for participants, as of the sponsor's last update on 15 May 2026. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 8 sites in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

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?

Yes. Results are posted in the registry (first posted 28 Oct 2024). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

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?

Frequency of Cardiac Adverse Events, Defined by a Compositive of Clinical Heart Failure (NYHA Class III or IV) or Cardiac Death. (time frame: 12 months from baseline). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT03983382, which also lists 1 linked publication.

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 15 May 2026.

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