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Breast CancerEarly Phase 1NCT01916122

Fluorestradiol (FES) PET/CT for Imaging Estrogen Receptor Status

A Early Phase 1 study testing Fluorestradiol (FES) and PET/CT Imaging in people with Breast Cancer, run by Memorial Sloan Kettering Cancer Center at 1 site in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

These are tumors which expresses estrogen receptors. Estrogen receptors are found within breast cancer cells and are an important marker of which medicines may best treat a breast cancer. This study is being performed to imaging the amount of estrogen receptors expressed in the tumor. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Breast Cancer
What is being tested?
Fluorestradiol (FES) and PET/CT Imaging
Could I receive a placebo?
No, everyone receives an active treatment
How many people
54 participants
Where
1 siteUnited States
Study dates
1 Aug 2013to 3 Apr 2024
Phase
Early Phase 1
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 histologic/immunochemical proof of ER+ primary or metastatic malignancy (positive staining in ≥ 1% of cells by immunohistochemistry).
  • Patients who are to be treated with clinically approved or experimental regimens where ER has an important role
  • ECOG performance status of 0-2.
  • Patients must provide written informed consent

Who cannot join

  • Age <18 years
  • Patients who cannot undergo PET/CT scanning (i.e. because of weight limits, claustrophobia)
  • Pregnancy or lactation
  • Total serum bilirubin > 1.5 times upper limit of normal (abnormal hepatic metabolism may interfere with FES hepatic excretion). Increased serum bilirubin due to Gilbert's syndrome is permitted.
  • Serum creatinine > 1.5 times upper limit of normal.

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Memorial Sloan Kettering Cancer Center

    New York, New York, 10065

Other trials in United States

About this study

These are tumors which expresses estrogen receptors. Estrogen receptors are found within breast cancer cells and are an important marker of which medicines may best treat a breast cancer. This study is being performed to imaging the amount of estrogen receptors expressed in the tumor. A research agent named 16α-18F-fluoroestradiol (FES) finds estrogen receptors and binds to them. Then tumors with estrogen receptors can be imaged by a PET/CT scanner, a machine that can take pictures of where the FES is and how much FES is present. The results of this study may help researchers know whether FES can be used to monitor changes in estrogen receptors in tumors during treatment.

Conditions
Breast Cancer
Being tested
Fluorestradiol (FES), PET/CT Imaging
Keywords
Fluorestradiol (FES), PET/CT scan, Estrogen Receptor, 13-071
Medical subject headings
Breast Neoplasms

What participants receive

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

  • Fluorestradiol (FES)Drug

  • PET/CT ImagingProcedure or surgery

Study groups in NCT01916122
Study groupRoleWhat they receive
(FES) PET/CT for ImagingExperimentalFES PET/CT studies will be performed as hybrid PET/CT examinations for attenuation correction and lesion localization. A bolus of 5 mCi (+/- 10%) of FES PET/CT will be injected intravenously. 60 (+/- 10) minutes following tracer injection, the patient will be positioned on a GE Discovery PET/CT scanner. A low milliampere CT of from the mid skull to mid thigh will be acquired first, 60-80mAs, 120-140kVp, with a 5mm slice thickness while the patient was free breathing. PET will be acquired at 3-5 minutes per bed position using the 3D mode, approximately 6-7 bed positions. FES PET/CT imaging will take less than 60 minutes. Scans will be reconstructed with iterative reconstruction. If follow-up FES PT/CT scans are performed on a patient, then the same parameters will be used as the initial FES PET/CT scan.
Receives: Drug: Fluorestradiol (FES); Procedure: PET/CT Imaging

What is being measured

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

  1. FES PET/CT scanning

    The objective of this study is only to allow FES PET/CT scanning of patients at MSKCC. This protocol is an "umbrella protocol" to allow FES PET/CT scanning to be used in other companion protocols.

    Measured: 5 years

Timeline

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

  1. First posted5 Aug 2013 (estimated)
  2. Study start1 Aug 2013
  3. Primary completion3 Apr 2024
  4. Study completion3 Apr 2024

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
Early Phase 1
Primary purpose
Diagnosis
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
54 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01916122
Sponsor's protocol ID
13-071
Status last verified
Apr 2024
First submitted
2 Aug 2013
Last updated
5 Apr 2024
Results posted
No

Questions about this trial

What is this clinical trial studying?

A Early Phase 1 study testing Fluorestradiol (FES) and PET/CT Imaging in people with Breast Cancer, run by Memorial Sloan Kettering Cancer Center 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 4 inclusion and 5 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: finished, as of the sponsor's last update on 5 Apr 2024. 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.

What does this phase mean?

Early Phase 1 (sometimes called Phase 0) studies give a very small amount of a treatment to a few people, mainly to see how the body handles it.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

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?

FES PET/CT scanning (time frame: 5 years). 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 5 Apr 2024.

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