Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 2, 2026, 11:08 AM EDT

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Showing 1–20 of 20 matching trials from the live ClinicalTrials.gov search.
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Conditions
Estrogen Receptor Positive Breast Cancer
Interventions
[18F]Fluoroestradiol (FES) PET/CT
Drug
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Salt Lake City, Utah
Conditions
Breast Cancer, Brain Metastases
Interventions
Brain Imaging with 18F-FES
Diagnostic Test
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
New York, New York
Conditions
Estrogen Receptor Positive Breast Cancer, Breast Neoplasm, Metastatic Breast Cancer
Interventions
[18F]FES
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older · Female only
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Uterine Cancer
Interventions
18F-Fluoroestradiol
Drug
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years and older · Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Breast Cancer, Lobular Breast Carcinoma, Breast Carcinoma, Metastatic Breast Cancer, Metastatic Lobular Breast Carcinoma, Metastatic Breast Carcinoma
Interventions
18F-Fluoroestradiol PET/CT
Diagnostic Test
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
7
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more
Conditions
Prostate Cancer, Breast Cancer, Neuroendocrine Tumors
Interventions
Total-body PET imaging
Diagnostic Test
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Sacramento, California
Conditions
Deep Fibromatosis/Desmoid Tumor, Familial Adenomatous Polyposis
Interventions
F-18 16 Alpha-Fluoroestradiol, Positron Emission Tomography, Computed Tomography, Laboratory Biomarker Analysis
Drug · Procedure · Other
Lead sponsor
Vanderbilt-Ingram Cancer Center
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Nashville, Tennessee
Withdrawn No phase listed Observational Accepts healthy volunteers

TranspulmonarY Estrogen Gradient and Estrogen Receptors (TYEGER) in PAH

NCT04280523
Conditions
Pulmonary Arterial Hypertension
Interventions
ESR-specific PET scan
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
13 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Endometriosis
Interventions
18F-fluoroestradiol
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older · Female only
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Conditions
HER2/Neu Negative, Progesterone Receptor Negative, Progesterone Receptor Positive, Stage IV Breast Cancer AJCC v6 and v7
Interventions
Computed Tomography, F-18 16 Alpha-Fluoroestradiol, Laboratory Biomarker Analysis, Positron Emission Tomography
Procedure · Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
99 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2026
U.S. locations
25
States / cities
Birmingham, Alabama • Duarte, California • Los Angeles, California + 16 more
Conditions
Breast Cancer
Interventions
BPET/DBT imaging, 18F-FES
Device · Drug
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years and older · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Terminated No phase listed Observational

[18F]FES PET/CT in PAH

NCT02899533
Conditions
Pulmonary Arterial Hypertension
Interventions
[18F] FES
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older · Female only
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Breast Cancer
Interventions
F-18 Fluoroestradiol, Computed Tomography, Positron Emission Tomography, Laboratory Biomarker Analysis
Drug · Procedure · Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Dallas, Texas
Conditions
Breast Cancer, Ductal Carcinoma in Situ - Category
Interventions
(18F)FES, Gadobenate dimeglumine
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older · Female only
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Madison, Wisconsin
Conditions
Metastatic Breast Cancer
Interventions
18F Fluoroestradiol Radiopharmaceutical with PET/CT
Drug
Lead sponsor
GE Healthcare
Industry
Eligibility
18 Years to 99 Years · Female only
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
24
States / cities
Flagstaff, Arizona • Cerritos, California • Duarte, California + 20 more
Conditions
Breast Cancer
Interventions
Diagnostic Imaging ( 6α-[18F]fluoro-17β-estradiol (FES))
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
ERα+ Breast Cancer, ESR1 Gene Mutation
Interventions
Tamoxifen, FES PET/CT
Drug · Diagnostic Test
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
19 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
2
States / cities
Madison, Wisconsin
Conditions
Breast Cancer
Interventions
18F-fluoroestradiol PET/CT
Diagnostic Test
Lead sponsor
Hoag Memorial Hospital Presbyterian
Other
Eligibility
18 Years and older · Female only
Enrollment
124 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Irvine, California
Conditions
Estrogen Receptor-positive Breast Cancer, Progesterone Receptor-negative Breast Cancer, Progesterone Receptor-positive Breast Cancer, Recurrent Breast Cancer, Stage IV Breast Cancer
Interventions
F-18 16 alpha-fluoroestradiol, fludeoxyglucose F 18, positron emission tomography, computed tomography, laboratory biomarker analysis
Radiation · Procedure · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2014
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Invasive Lobular Breast Carcinoma
Interventions
[18F]Fluoroestradiol (FES) PET/CT
Drug
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Salt Lake City, Utah