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Breast CancerNCT01360177

Radioactive Iodide (131I) Treatment of 124I PET/CT Detected Breast Cancers

A study testing 124 PET/CT imaging, Na134I and Tri-iodothyronine in people with Breast Cancer and Metastatic Breast Cancer, run by Stanford University at 1 site in United States.

Withdrawn

Withdrawn. The study stopped before anyone enrolled.

Official record
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Trial summary

This is a treatment protocol designed to accompany the ongoing institutional 124I PET/CT pilot imaging study for patients with invasive breast cancer. Women whose tumors express NIS [Na+I- symporter, sodium iodide symporter] and demonstrate radioiodide uptake on 124I PET/CT scans will be eligible for 131I treatment… Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Breast Cancer, Metastatic Breast Cancer
What is being tested?
124 PET/CT imaging, Na134I and Tri-iodothyronine
Could I receive a placebo?
No, everyone receives an active treatment
How many people
0 participants
Where
1 siteUnited States
Study dates
Jul 2010to Dec 2014
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 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Patients with measurable locally advanced or metastatic breast cancer who completed 124I PET/CT imaging study.
  • Patients who are 18 years of age or older.
  • Patients must have a life expectancy of at least 3 months.
  • I 124 dosimetry completed with thyroid dose to 500 cGy or less and tumor dose of 2500 cGy or more.
  • I131 therapeutic dose calculated from dosimetry. Dose must be in a range of 25 to 150 mCi.
  • Patients with Eastern Cooperative Oncology Group (ECOG) Performance Status 0-3 will be eligible.
Show all 13Show fewer
  • Use of concurrent systemic therapy (hormonal or cytotoxic) if associated with stable disease for at least three months prior to treatment.
  • Women with locally advanced breast cancer and simultaneous metastases, even if surgery to eradicate local disease has taken place.
  • Thyroid stimulating hormone (TSH) must be < 0.4 uIU/mL.
  • White blood cell count >= 1,500 and platelet count >= 40,000
  • Women receiving thyroid hormone supplements and methimazole.
  • Ability to understand and the willingness to sign a written informed consent document.
  • Premenopausal women must use contraception while receiving this treatment and during follow-up period of 42 days.

Who cannot join

  • Stage 0-II breast cancer.
  • Pregnant or nursing women.
  • Not able to sign informed consent.
  • Untreated psychiatric disorder.
  • Women who have not had I124 PET/CT scan and dosimetry calculations.
  • Radioiodide uptake in non-target organs or bone marrow does not exceed 25 cGy by pre-treatment dosimetry.
  • Received chemotherapy less than 4 weeks before.
  • History of thyroid cancer.

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Stanford University School of Medicine

    Stanford, California, 94305

Other trials in United States

About this study

This is a treatment protocol designed to accompany the ongoing institutional 124I PET/CT pilot imaging study for patients with invasive breast cancer. Women whose tumors express NIS [Na+I- symporter, sodium iodide symporter] and demonstrate radioiodide uptake on 124I PET/CT scans will be eligible for 131I treatment if, (1) tumor dosimetry calculations yield a cumulative radiation dose of at least 30Gy in target tumor, (2) estimated cumulative thyroid irradiation is less than 500 cGy and, (3) the therapeutic dose of 131I is in the range of 25 to 100 mCi.

Being tested
124 PET/CT imaging, Na134I, Tri-iodothyronine
Medical subject headings
Breast Neoplasms

What participants receive

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

  • 124 PET/CT imagingProcedure or surgery

    Also called Positron emission tomography - computed tomography

    Standard of Care

  • Na134IDrug

    Also called GE Healthcare

    25 to 150 mCi

  • Tri-iodothyronineDrug

    Also called T3

    75 ug/8hr x 4 weeks; oral

  • Tri-iodothyronineDrug

    Also called T3

    20 mg/day x 2

Study groups in NCT01360177
Study groupRoleWhat they receive
Radioactive Iodide and PET/CTExperimentalNot described
Receives: Procedure: 124 PET/CT imaging; Drug: Na134I; Drug: Tri-iodothyronine

What is being measured

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

  1. Target lesion size will be assessed clinically or radiologically in two directions . RECIST (Response Evaluation Criteria In Solid Tumors) will be implemented to determine response

    • cCR (complete clinical response) = disappearance of all tumor
    • cPR (clinical partial response) = >=30% decrease sum of longest target lesion diameters
    • cPD (progressive disease) = >=20% increase sum of longest target lesion diameters.
    • cSD (stable disease) = small changes that do not meet these criteria

    Measured: 6 WEEKS POST-TREATMENT

Secondary outcomes (1)
  1. Non target lesion size will be assessed clinically or radiologically in two directions . RECIST (Response Evaluation Criteria In Solid Tumors) will be implemented to determine response

    • Complete Response (CR): Disappearance of all non-target lesions
    • Incomplete Response/Stable Disease (SD): Persistence of one or more non-target lesions(s)
    • Progressive Disease (PD): Appearance of one or more new lesions and/or unequivocal progression of existing non-target lesions

    Measured: EVALUATED AT 6 WEEKS

Timeline

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

  1. First posted25 May 2011 (estimated)
  2. Study startJul 2010
  3. Primary completionDec 2013 (estimated)
  4. Study completionDec 2014 (estimated)

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
Non-randomised
Intervention model
Single group
Masking
None (open label)
Enrolment
0 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01360177
Sponsor's protocol ID
BRSMTS0012
Other IDs
SU-07292008-1271, 14941
Status last verified
Jul 2016
First submitted
18 Apr 2011
Last updated
20 Jul 2016
Results posted
No
Data monitoring committee
Yes

Questions about this trial

What is this clinical trial studying?

A study testing 124 PET/CT imaging, Na134I and Tri-iodothyronine in people with Breast Cancer and Metastatic Breast Cancer, run by Stanford University at 1 site 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 13 inclusion and 8 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 20 Jul 2016. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site 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?

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?

Target lesion size will be assessed clinically or radiologically in two directions . RECIST (Response Evaluation Criteria In Solid Tumors) will be implemented to determine response (time frame: 6 WEEKS POST-TREATMENT). 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 20 Jul 2016.

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