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ClinicalTrials.gov public records Last synced May 21, 2026, 5:29 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 58 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Uncertainty Clear all
Completed Not applicable Interventional
View directory record Official record
Conditions
Multiple Sclerosis
Interventions
CBT for Uncertainty Tolerance, Traditional CBT
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
242 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jun 22, 2023 · Synced May 21, 2026, 5:29 PM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Uncertainty, Communication Research, Emergency Medicine
Interventions
Educational Curriculum Intervention
Other
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years and older
Enrollment
109 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
2
States / cities
Chicago, Illinois • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 24, 2021 · Synced May 21, 2026, 5:29 PM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
HNPCC
Interventions
Not listed
Lead sponsor
National Human Genome Research Institute (NHGRI)
NIH
Eligibility
18 Years to 100 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 16, 2019 · Synced May 21, 2026, 5:29 PM EDT
Completed Phase 4 Interventional Results available
View directory record Official record
Conditions
Parkinsonian Syndromes
Interventions
DaTSCAN SPECT imaging
Procedure
Lead sponsor
GE Healthcare
Industry
Eligibility
18 Years and older
Enrollment
273 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2011
U.S. locations
1
States / cities
Princeton, New Jersey
Source: ClinicalTrials.gov public record
Updated Sep 2, 2012 · Synced May 21, 2026, 5:29 PM EDT
Recruiting No phase listed Observational
View directory record Official record
Conditions
Monoclonal Gammopathy of Undetermined Significance (MGUS), Myelodysplastic Syndromes, Hematological Malignancies, B-cell Malignancy, Low-grade, Myelodysplastic Syndrome With Low-grade Lesions, IgG Monoclonal Gammopathy of Uncertain Significance, Smoldering Multiple Myeloma, Waldenstrom Macroglobulinemia
Interventions
Not listed
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
10,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2030
U.S. locations
7
States / cities
Boston, Massachusetts • Brighton, Massachusetts • Methuen, Massachusetts + 4 more
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced May 21, 2026, 5:29 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Anxiety Disorder, Worry, Uncertainty, Sleep Disorders, Insomnia, Fatigue, Pain, Depression, Cognitive-behavioral Therapy, Psychological Intervention, Esophageal Cancer, Pancreatic Cancer, Leukemia, Lung Cancer, Multiple Myeloma, Ovarian Neoplasm, Stage III or IV Cervical or Uterine Cancer, Stage IIIB, IIIC, or IV Breast Cancer, Glioblastoma Multiforme, Relapsed Lymphoma, Stage III or IV Colorectal Cancer, Stage IIIC or IV Melanoma
Interventions
Cognitive-behavioral therapy for worry, uncertainty & insomnia
Behavioral
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 4, 2017 · Synced May 21, 2026, 5:29 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Inherited Cancer Syndrome, Prostate Cancer, Colorectal Cancer, Endometrial Cancer, Breast Cancer
Interventions
Correlative Studies (Survey), Correlative Studies (Interview), GeneSHARE, LivingLabReport, Standard-of-care & Adaptive Intervention, Access to Education Materials
Other · Behavioral
Lead sponsor
Vanderbilt-Ingram Cancer Center
Other
Eligibility
18 Years and older
Enrollment
720 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2028
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 18, 2025 · Synced May 21, 2026, 5:29 PM EDT
Completed Phase 2Phase 3 Interventional Results available
View directory record Official record
Conditions
Prostate Cancer, Prostatic Neoplasm, Prostatic Neoplasms, Castration-Resistant, Prostatic Neoplasm of Uncertain Behavior
Interventions
Ga-68 PSMA-HBED-CC PET
Drug
Lead sponsor
Michael Graham PhD, MD
Other
Eligibility
18 Years and older · Male only
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Feb 14, 2024 · Synced May 21, 2026, 5:29 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Borderline Ovarian Clear Cell Tumor, Borderline Ovarian Serous Tumor, Cervical Adenocarcinoma, Cervical Adenosquamous Carcinoma, Cervical Small Cell Carcinoma, Cervical Squamous Cell Carcinoma, Not Otherwise Specified, Childhood Embryonal Rhabdomyosarcoma, Childhood Malignant Ovarian Germ Cell Tumor, Endometrioid Stromal Sarcoma, Gestational Trophoblastic Tumor, Malignant Mesothelioma, Malignant Ovarian Epithelial Tumor, Melanoma, Neoplasm of Uncertain Malignant Potential, Ovarian Brenner Tumor, Ovarian Clear Cell Cystadenocarcinoma, Ovarian Serous Cystadenocarcinoma, Paget Disease of the Vulva, Recurrent Cervical Carcinoma, Recurrent Fallopian Tube Carcinoma, Recurrent Ovarian Carcinoma, Recurrent Ovarian Germ Cell Tumor, Recurrent Primary Peritoneal Carcinoma, Recurrent Uterine Corpus Carcinoma, Recurrent Vaginal Carcinoma, Recurrent Vulvar Carcinoma, Stage I Ovarian Cancer, Stage I Uterine Corpus Cancer, Stage I Vaginal Cancer, Stage I Vulvar Cancer, Stage IA Cervical Cancer, Stage IA Fallopian Tube Cancer, Stage IA Ovarian Cancer, Stage IA Ovarian Germ Cell Tumor, Stage IB Cervical Cancer, Stage IB Fallopian Tube Cancer, Stage IB Ovarian Cancer, Stage IB Ovarian Germ Cell Tumor, Stage IC Fallopian Tube Cancer, Stage IC Ovarian Cancer, Stage IC Ovarian Germ Cell Tumor, Stage II Ovarian Cancer, Stage II Uterine Corpus Cancer, Stage II Vaginal Cancer, Stage II Vulvar Cancer, Stage IIA Cervical Cancer, Stage IIA Fallopian Tube Cancer, Stage IIA Ovarian Cancer, Stage IIA Ovarian Germ Cell Tumor, Stage IIB Cervical Cancer, Stage IIB Fallopian Tube Cancer, Stage IIB Ovarian Cancer, Stage IIB Ovarian Germ Cell Tumor, Stage IIC Fallopian Tube Cancer, Stage IIC Ovarian Cancer, Stage IIC Ovarian Germ Cell Tumor, Stage III Borderline Ovarian Surface Epithelial-Stromal Tumor, Stage III Cervical Cancer, Stage III Uterine Corpus Cancer, Stage III Vaginal Cancer, Stage III Vulvar Cancer, Stage IIIA Fallopian Tube Cancer, Stage IIIA Ovarian Cancer, Stage IIIA Ovarian Germ Cell Tumor, Stage IIIA Primary Peritoneal Cancer, Stage IIIB Fallopian Tube Cancer, Stage IIIB Ovarian Cancer, Stage IIIB Ovarian Germ Cell Tumor, Stage IIIB Primary Peritoneal Cancer, Stage IIIC Fallopian Tube Cancer, Stage IIIC Ovarian Cancer, Stage IIIC Ovarian Germ Cell Tumor, Stage IIIC Primary Peritoneal Cancer, Stage IV Borderline Ovarian Surface Epithelial-Stromal Tumor, Stage IV Fallopian Tube Cancer, Stage IV Ovarian Cancer, Stage IV Primary Peritoneal Cancer, Stage IV Uterine Corpus Cancer, Stage IVA Cervical Cancer, Stage IVA Vaginal Cancer, Stage IVB Cervical Cancer, Stage IVB Vaginal Cancer, Stage IVB Vulvar Cancer, Uterine Corpus Cancer, Uterine Corpus Leiomyosarcoma, Vulvar Squamous Cell Carcinoma
Interventions
Laboratory Biomarker Analysis
Other
Lead sponsor
Gynecologic Oncology Group
Network
Eligibility
Female only
Enrollment
275 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1992
U.S. locations
187
States / cities
Fayetteville, Arkansas • Little Rock, Arkansas • Burbank, California + 128 more
Source: ClinicalTrials.gov public record
Updated Oct 27, 2016 · Synced May 21, 2026, 5:29 PM EDT
Recruiting No phase listed Observational
View directory record Official record
Conditions
Fanconi Anemia
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 100 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated May 19, 2026 · Synced May 21, 2026, 5:29 PM EDT
Recruiting Not applicable Interventional
View directory record Official record
Conditions
Children With Medical Complexity (CMC), Multiple Chronic Conditions, Neuromuscular Scoliosis, Shared Decision Making, Decision Support Systems, Clinical, Decision Aids
Interventions
Decision support tool
Behavioral
Lead sponsor
University of Utah
Other
Eligibility
8 Years and older
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
2
States / cities
Los Angeles, California • Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Dec 4, 2025 · Synced May 21, 2026, 5:29 PM EDT
Recruiting No phase listed Observational
View directory record Official record
Conditions
Adrenal Gland Pheochromocytoma, Carcinoma In Situ, Central Nervous System Neoplasm, Childhood Immature Teratoma, Childhood Kidney Neoplasm, Childhood Langerhans Cell Histiocytosis, Childhood Mature Teratoma, Congenital Mesoblastic Nephroma, Desmoid Fibromatosis, Ganglioneuroma, Lymphoproliferative Disorder, Malignant Neoplasm, Malignant Solid Neoplasm, Melanocytic Neoplasm, Myeloproliferative Neoplasm, Neoplasm of Uncertain Malignant Potential, Neuroendocrine Neoplasm, Stromal Neoplasm
Interventions
Cytology Specimen Collection Procedure, Medical Chart Review
Other
Lead sponsor
Children's Oncology Group
Network
Eligibility
Up to 25 Years
Enrollment
75,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2030
U.S. locations
245
States / cities
Birmingham, Alabama • Mobile, Alabama • Anchorage, Alaska + 176 more
Source: ClinicalTrials.gov public record
Updated May 4, 2026 · Synced May 21, 2026, 5:29 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Multiple Abnormalities
Interventions
Not listed
Lead sponsor
National Human Genome Research Institute (NHGRI)
NIH
Eligibility
18 Years to 100 Years
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced May 21, 2026, 5:29 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Cancer
Interventions
Statement communicating uncertainty with a single arm trial, Statement communicating uncertainty with limited study duration, Statement communicating uncertainty with a limited study population, Statement communicating uncertainty with an unvalidated surrogate endpoint, Statement communicating uncertainty with treatment effect size
Other
Lead sponsor
London School of Economics and Political Science
Other
Eligibility
18 Years and older
Enrollment
3,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 29, 2025 · Synced May 21, 2026, 5:29 PM EDT
Completed Phase 3 Interventional Results available
View directory record Official record
Conditions
Anal Cancer, Neoplasm of Uncertain Malignant Potential, Nonneoplastic Condition, Precancerous Condition
Interventions
clinical observation, infrared photocoagulation therapy
Other · Device
Lead sponsor
AIDS Malignancy Consortium
Network
Eligibility
27 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
7
States / cities
Los Angeles, California • San Francisco, California • Boston, Massachusetts + 3 more
Source: ClinicalTrials.gov public record
Updated Aug 3, 2020 · Synced May 21, 2026, 5:29 PM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Cardiac Arrest
Interventions
Not listed
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 20, 2024 · Synced May 21, 2026, 5:29 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Advanced Cancer
Interventions
Brief FOCUS Program, Extensive FOCUS Program
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
484 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
5
States / cities
Ann Arbor, Michigan • Detroit, Michigan • Southfield, Michigan
Source: ClinicalTrials.gov public record
Updated Feb 10, 2014 · Synced May 21, 2026, 5:29 PM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Stress
Interventions
Not listed
Lead sponsor
National Human Genome Research Institute (NHGRI)
NIH
Eligibility
18 Years and older
Enrollment
228 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 4, 2018 · Synced May 21, 2026, 5:29 PM EDT
Recruiting Not applicable Interventional
View directory record Official record
Conditions
Diagnostic Uncertainty
Interventions
Targeted EHR-based Communication of Diagnostic Uncertainty (TECU)
Behavioral
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 15, 2025 · Synced May 21, 2026, 5:29 PM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Hoarding Disorder
Interventions
Imaginal Exposure Writing, Neutral Writing
Behavioral · Other
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated May 28, 2025 · Synced May 21, 2026, 5:29 PM EDT
Recruiting Not applicable Interventional
View directory record Official record
Conditions
Thyroid Cancer
Interventions
Decision Aid, Usual Care
Behavioral
Lead sponsor
Georgetown University
Other
Eligibility
18 Years and older
Enrollment
408 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
3
States / cities
Washington D.C., District of Columbia • Falls Church, Virginia
Source: ClinicalTrials.gov public record
Updated Jan 7, 2026 · Synced May 21, 2026, 5:29 PM EDT
Terminated Not applicable Interventional
View directory record Official record
Conditions
Benign Thyroid Gland Neoplasm, Recurrent Thyroid Gland Carcinoma, Thyroid Gland Follicular Tumor of Uncertain Malignant Potential, Thyroid Gland Nodule, Thyroid Gland Papillary Carcinoma
Interventions
Quality-of-Life Assessment, Radiofrequency Ablation
Other · Procedure
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 1, 2025 · Synced May 21, 2026, 5:29 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Down Syndrome
Interventions
Not listed
Lead sponsor
National Human Genome Research Institute (NHGRI)
NIH
Eligibility
18 Years and older
Enrollment
546 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2014
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 16, 2019 · Synced May 21, 2026, 5:29 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Intolerance of Uncertainty, Anxiety
Interventions
Active IU-focused Psychoeducation Intervention, Health-focused Psychoeducation Intervention
Behavioral
Lead sponsor
Florida State University
Other
Eligibility
18 Years to 65 Years
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Tallahassee, Florida
Source: ClinicalTrials.gov public record
Updated Dec 15, 2019 · Synced May 21, 2026, 5:29 PM EDT