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ClinicalTrials.gov public records Last synced Sep 23, 2026, 10:35 PM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Biopsies from endoscopy Clear all
Completed Not applicable Interventional

Endoscopic Ultrasound Versus Endoscopic Retrograde Cholangiopancreatography (ERCP) Tissue Sampling for the Diagnosis of Suspected Pancreatico-Biliary Cancer

NCT01356030
View directory record Official record
Conditions
Pancreaticobiliary Cancers, Jaundice, Bile Duct Obstruction
Interventions
ERCP, EUS FNA
Procedure
Lead sponsor
California Pacific Medical Center Research Institute
Other
Eligibility
18 Years and older
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jul 8, 2013 · Synced Sep 23, 2026, 10:35 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Pilot Study of Stomach Cancer Early Detection and Prevention With Endoscopy

NCT05566899
View directory record Official record
Conditions
Gastric Cancer
Interventions
esophagogastroduodenoscopy (EGD)
Procedure
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
40 Years to 80 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
2
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Sep 20, 2023 · Synced Sep 23, 2026, 10:35 PM EDT
Recruiting No phase listed Observational

RNA Sequencing of Discarded Tracheal Stenosis Tissue to Characterize Cellular and Molecular Pathogenesis

NCT07258784
View directory record Official record
Conditions
Tracheal Stenosis, Subglottic Stenosis
Interventions
Biopsy or surgery
Procedure
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 80 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 1, 2025 · Synced Sep 23, 2026, 10:35 PM EDT
Not listed No phase listed Observational

Molecular Determinants of Response to Preoperative Therapy in Patients With Locally Advanced Colorectal Cancer

NCT02877056
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Endoscopy
Procedure
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2023
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 28, 2019 · Synced Sep 23, 2026, 10:35 PM EDT
Not listed No phase listed Observational

nCLE For Diagnosis Of Peripheral Lung Nodules By Robotic Navigational Bronchoscopy

NCT04441749
View directory record Official record
Conditions
Diagnosis of Peripheral Lung Nodules
Interventions
Images acquired by needle-based Confocal Laser Endomicroscopy (nCLE)
Device
Lead sponsor
Fox Chase Cancer Center
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 7, 2023 · Synced Sep 23, 2026, 10:35 PM EDT
Terminated Not applicable Interventional Results available

EUS-CNB Versus EUS-SINK for Diagnosis of Upper Gastrointestinal (UGI) Subepithelial Tumors

NCT02282111
View directory record Official record
Conditions
Esophageal Subepithelial Lesions
Interventions
22-gauge Procore needle (ProCore, Cook Medical Inc., Winston-Salem, NC), conventional needle-knife sphincterotome (Microknife XL; Boston Scientific Inc, Natick, Mass)
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 100 Years
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 8, 2018 · Synced Sep 23, 2026, 10:35 PM EDT
Terminated Not applicable Interventional Results available

Diagnosis and Monitoring of Eosinophilic Esophagitis Using the Cytosponge

NCT02114606
View directory record Official record
Conditions
Eosinophilic Esophagitis, EoE
Interventions
Cytosponge™ Cell Collection Device
Device
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 80 Years
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
2
States / cities
Rochester, Minnesota • Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 16, 2021 · Synced Sep 23, 2026, 10:35 PM EDT
Active, not recruiting No phase listed Observational

Percutaneous Cholangiopancreatoscopy Registry

NCT05210322
View directory record Official record
Conditions
Biliary Stones, Cholangiocarcinoma, Intrahepatic, Biliary Stricture, Cholelithiasis, Choledocholithiasis
Interventions
Percutaneous cholangiopancreatoscopy
Procedure
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
679 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 22, 2026 · Synced Sep 23, 2026, 10:35 PM EDT
Terminated No phase listed Observational Accepts healthy volunteers

ImmuneSense™ IBD Study

NCT05769829
View directory record Official record
Conditions
Inflammatory Bowel Diseases
Interventions
Not listed
Lead sponsor
Adaptive Biotechnologies
Industry
Eligibility
18 Years to 89 Years
Enrollment
484 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
6
States / cities
Hialeah, Florida • Miami, Florida • Uniontown, Pennsylvania + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 4, 2023 · Synced Sep 23, 2026, 10:35 PM EDT
Active, not recruiting Not applicable Interventional

The Lung PCA: A Multi-Dimensional Atlas of Pulmonary Premalignancy

NCT03881098
View directory record Official record
Conditions
Lung Cancer
Interventions
Bronchoscopies, Sputum Sample, Venipuncture
Procedure
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years and older
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2028
U.S. locations
2
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jun 2, 2026 · Synced Sep 23, 2026, 10:35 PM EDT
Enrolling by invitation No phase listed Observational

University of North Carolina (UNC) Barrett's Esophagus and Esophageal Cancer Biorepository

NCT02427269
View directory record Official record
Conditions
Barrett's Esophagus, Esophageal Cancer, Intramucosal Adenocarcinoma
Interventions
Specimen Collection
Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2028
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 23, 2026 · Synced Sep 23, 2026, 10:35 PM EDT
Recruiting Phase 4 Interventional

Comprehensive Esophageal Diagnostics Study

NCT04641702
View directory record Official record
Conditions
Achalasia
Interventions
Atropine challenge, Esophageal muscle biopsy
Drug · Procedure
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2028
U.S. locations
2
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Sep 15, 2026 · Synced Sep 23, 2026, 10:35 PM EDT
Suspended No phase listed Observational Accepts healthy volunteers

Evaluating the Bacterial and Fungal Microbiome in Patients With Calcium Oxalate Urolithiasis and Renal Cell Carcinoma

NCT04669860
View directory record Official record
Conditions
Calcium Oxalate Urolithiasis, Renal Cell Carcinoma
Interventions
Not listed
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2029
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Aug 26, 2026 · Synced Sep 23, 2026, 10:35 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Radiation Dose in Humans From Orally Administered Tc99m-Heparin

NCT04069429
View directory record Official record
Conditions
Eosinophilic Esophagitis
Interventions
Computerized Tomography scan, Single Photon Emission Computed Tomography scans, Technetium Tc 99M, Planar Images, Esophagogastroduodenoscopy
Radiation · Drug · Procedure
Lead sponsor
University of Utah
Other
Eligibility
18 Years to 70 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated May 2, 2021 · Synced Sep 23, 2026, 10:35 PM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Changes Associated With H. Pylori and Gastric Carcinogenesis

NCT02164409
View directory record Official record
Conditions
Bacterial Infection Due to Helicobacter Pylori (H. Pylori)
Interventions
Endoscopy tissue collection
Procedure
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 31, 2026 · Synced Sep 23, 2026, 10:35 PM EDT
Enrolling by invitation No phase listed Observational

Physiologic and Functional Adaptations of Insulin Sensitive Tissues

NCT03407833
View directory record Official record
Conditions
Diabetes, Insulin Resistance, Obesity, Bariatric Surgery Candidate, Roux-en-y Gastric Bypass, Liver Diseases
Interventions
Endoscopy biopsy, Surgical biopsy, Mixed-meal tolerance test, Excised Liver Tissue Sampling
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2028
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Dec 17, 2025 · Synced Sep 23, 2026, 10:35 PM EDT
Terminated Not applicable Interventional Results available

Assessing Effects of Heparin Priming and Pass Number on Tissue Quality of Fine Needle Biopsies

NCT04764396
View directory record Official record
Conditions
Pancreas, Mass Lesion
Interventions
Heparin will be used for needle priming (BD PosiFlush™ Pre-Filled Heparin Lock Flush Syringe), Saline
Combination Product · Drug
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 19, 2024 · Synced Sep 23, 2026, 10:35 PM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Optical Imaging of Gastrointestinal Biopsy Samples and Their Correlation With Histology

NCT04565704
View directory record Official record
Conditions
Gastrointestinal Disease, Gastrointestinal Dysfunction
Interventions
Biopsy imaged by Optical imaging device.
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 21, 2025 · Synced Sep 23, 2026, 10:35 PM EDT
Terminated No phase listed Observational

Antiretroviral Localization in Gut-Associated Lymphoid Tissue and Lower Female Genital Tract Tissue of HIV+ Subjects

NCT02641444
View directory record Official record
Conditions
HIV
Interventions
Blood plasma collection, Cervical and Vaginal Biopsy, Colonoscopy with Ileal and Rectal Biopsy
Procedure
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 16, 2018 · Synced Sep 23, 2026, 10:35 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

The Effect of PPI Therapy on Weight, Gut Microbiome, and Expression of GPR41 and GPR43

NCT02457104
View directory record Official record
Conditions
Gastroesophageal Reflux Disease, Obesity
Interventions
Colonoscopy, Weight and diet questionnaire
Procedure · Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
40 Years to 59 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2021
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Feb 17, 2021 · Synced Sep 23, 2026, 10:35 PM EDT
Completed No phase listed Observational

Functional Dyspepsia (FD) - Clinical Response to Montelukast in Children

NCT02360696
View directory record Official record
Conditions
Eosinophilia, Dyspepsia
Interventions
Not listed
Lead sponsor
Children's Mercy Hospital Kansas City
Other
Eligibility
8 Years to 17 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated May 15, 2019 · Synced Sep 23, 2026, 10:35 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

The Healthy Endoscopy Study

NCT04369963
View directory record Official record
Conditions
Inflammatory Bowel Diseases, Functional Gastrointestinal Disorders
Interventions
Esophagogastroduodenoscopy and Colonoscopy with Biopsies
Procedure
Lead sponsor
Seattle Children's Hospital
Other
Eligibility
18 Years to 25 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Apr 16, 2024 · Synced Sep 23, 2026, 10:35 PM EDT
Recruiting No phase listed Observational

Artificial Intelligence (AI) Cytopathology Trial

NCT05018663
View directory record Official record
Conditions
Pancreatic Solid Lesions
Interventions
Artificial Intelligence software ROSE
Other
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 100 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2028
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 15, 2023 · Synced Sep 23, 2026, 10:35 PM EDT
Active, not recruiting No phase listed Observational

Validation of a Molecular Test for Risk-stratification of Patients With High-risk Intestinal Metaplasia (GCEP2 Study)

NCT05782465
View directory record Official record
Conditions
Stomach Neoplasm
Interventions
Blood Collection, processing and analyses, Gastroscopy and biopsies collection, Urea Breath Test
Procedure · Diagnostic Test
Lead sponsor
National University Hospital, Singapore
Other
Eligibility
50 Years to 75 Years
Enrollment
500 participants
Timeline
2019 – 2033
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Aug 6, 2026 · Synced Sep 23, 2026, 10:35 PM EDT