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Showing 1–24 of 287 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Endoscopic biopsy Clear all
Completed Phase 3 Interventional Results available

(CB-01-02/01) Randomized Placebo Controlled Trial of Budesonide-multi-matrix System (MMX™) 6 mg and 9 mg in Patients With Ulcerative Colitis

NCT00679432
View directory record Official record
Conditions
Ulcerative Colitis
Interventions
Blood sampling, endoscopy, budesonide-MMX® 6 mg, budesonide-MMX® 9 mg, Placebo, Asacol® 400 mg
Procedure · Drug
Lead sponsor
Bausch Health Americas, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
510 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
76
States / cities
Huntsville, Alabama • Mobile, Alabama • Sylacauga, Alabama + 67 more
Source: ClinicalTrials.gov public record
Updated Dec 9, 2019 · Synced Sep 3, 2026, 4:41 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 3, 2026, 4:41 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Parkinson's Disease Biomarkers in Nerve Cells in the Gut

NCT05347407
View directory record Official record
Conditions
Parkinson Disease
Interventions
Colonoscopy
Procedure
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
45 Years to 75 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2028
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 21, 2026 · Synced Sep 3, 2026, 4:41 PM EDT
Completed No phase listed Observational

Cytokines and Genes in Therapeutic Response in Crohn's Disease

NCT03266471
View directory record Official record
Conditions
Inflammatory Bowel Diseases
Interventions
Baseline blood sample, Baseline intestinal biopsies, Crohn's disease activity index (CDAI), Post treatment blood sample, Post treatment intestinal biopsies, Baseline stool sample, Post treatment stool sample
Diagnostic Test · Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
2
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 13, 2023 · Synced Sep 3, 2026, 4:41 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Non-endoscopic Brushing of the Esophagus Using a Non-endoscopic Inflatable Balloon of the Esophagus in Screening for Barrett Esophagus

NCT02451124
View directory record Official record
Conditions
Barrett Esophagus
Interventions
non-endoscopic inflatable balloon for the esophagus, Questionnaire Administration, Laboratory Biomarker Analysis, esophagogastroduodenoscopy
Device · Other · Procedure
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
156 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
2
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 5, 2019 · Synced Sep 3, 2026, 4:41 PM EDT
Completed Not applicable Interventional

Standard Versus Fanning Techniques for Endoscopic Ultrasound-Fine Needle Aspiration (EUS-FNA)

NCT01501903
View directory record Official record
Conditions
Pancreatic Tumors
Interventions
Standard, Fanning
Procedure
Lead sponsor
Shyam Varadarajulu
Other
Eligibility
19 Years to 90 Years
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Feb 1, 2012 · Synced Sep 3, 2026, 4:41 PM EDT
Completed Not applicable Interventional Results available

Endoscopic Ultrasound(EUS)-Guided TRUCUT Biopsy (EUS-TCB) of Suspected Nonalcoholic Fatty Liver Disease(NAFLD.)

NCT00586313
View directory record Official record
Conditions
Non-alcoholic Fatty Liver Disease, Nonalcoholic Steatohepatitis
Interventions
Tru-cut biopsy, Tru-cut
Device · Procedure
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 70 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Oct 16, 2016 · Synced Sep 3, 2026, 4:41 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Protocol for High-Risk Assessment, Screening, and Early Detection of Pancreatic Cancer

NCT01662609
View directory record Official record
Conditions
Pancreatic Cancer
Interventions
Endoscopic Ultrasound (EUS)
Procedure
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
30 Years and older
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2022
U.S. locations
2
States / cities
Tampa, Florida • Allentown, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 6, 2022 · Synced Sep 3, 2026, 4:41 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Mucosal Impedance in Pediatric Population

NCT02320981
View directory record Official record
Conditions
Gastroesophageal Reflux Disease (GERD), Eosinophilic Esophagitis (EoE), Functional Dyspepsia
Interventions
Standard of Care esophagogastroduodenoscopy (EGD) with measurement of mucosal impedance
Diagnostic Test
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
1 Year to 18 Years
Enrollment
127 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 30, 2017 · Synced Sep 3, 2026, 4:41 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 3, 2026, 4:41 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Liver Biopsy Using a 19 Gauge Fine Needle Biopsy Needle

NCT03910790
View directory record Official record
Conditions
Liver Biopsy
Interventions
19 gauge needle liver biopsy
Device
Lead sponsor
AdventHealth
Other
Eligibility
19 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Jul 15, 2020 · Synced Sep 3, 2026, 4:41 PM EDT
Completed Not applicable Interventional

Endobronchial Ultrasound Versus Mediastinoscopy in Patients With Non-Small Cell Lung Cancer (NSCLC)

NCT00559611
View directory record Official record
Conditions
Lung Cancer
Interventions
Endobronchial Ultrasound, Mediastinoscopy
Procedure
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2018
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 28, 2018 · Synced Sep 3, 2026, 4:41 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 3, 2026, 4:41 PM EDT
Completed No phase listed Observational

Risk Factors and Biomarkers for Diagnosis and Treatment of EoE

NCT01988285
View directory record Official record
Conditions
Eosinophilic Esophagitis
Interventions
Specimen Collection, Questionnaires
Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2024
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 25, 2026 · Synced Sep 3, 2026, 4:41 PM EDT
Recruiting Not applicable Interventional

Seattle Biopsy Protocol Versus Wide-Area Transepithelial Sampling in Patients With Barrett's Esophagus Undergoing Surveillance

NCT05530343
View directory record Official record
Conditions
Barrett Esophagus, Barretts Esophagus With Dysplasia, Esophageal Adenocarcinoma
Interventions
Seattle protocol, WATS3D brushings
Diagnostic Test
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 89 Years
Enrollment
2,298 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
14
States / cities
Gilbert, Arizona • Los Angeles, California • Oakland, California + 11 more
Source: ClinicalTrials.gov public record
Updated Jun 30, 2026 · Synced Sep 3, 2026, 4:41 PM EDT
Withdrawn Not applicable Interventional

Pilot Study To Evaluate Optical Frequency Domain Imaging For Diagnosis Of Central Airway Disease

NCT00784329
View directory record Official record
Conditions
Squamous Cell Lung Cancer, Lung Cancer, Pulmonary Disease
Interventions
Optical Frequency Domain Imaging (OFDI) System
Device
Lead sponsor
Lahey Clinic
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2018
U.S. locations
1
States / cities
Burlington, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 11, 2019 · Synced Sep 3, 2026, 4:41 PM EDT
Completed Not applicable Interventional Results available

Comparison of a Novel 22-gauge Core Biopsy Needle

NCT01598194
View directory record Official record
Conditions
Solid Pancreatic Mass Lesions, Malignant Neoplasm of Pancreas
Interventions
Novel 22-gauge Core Biopsy Needle + Standard Biopsy Needle
Device
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Dec 26, 2018 · Synced Sep 3, 2026, 4:41 PM EDT
Terminated Phase 2 Interventional Results available

Phase 2 Durvalumab (Medi4736) for Bacillus Calmette-Guérin (BCG) Refactory Urothelial Carcinoma in Situ of the Bladder

NCT02901548
View directory record Official record
Conditions
Carcinoma in Situ of Bladder, Bladder Cancer
Interventions
Durvalumab, Cystoscopy with Biopsy
Drug · Procedure
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
2
States / cities
Miami Beach, Florida • Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Jul 28, 2022 · Synced Sep 3, 2026, 4:41 PM EDT
Enrolling by invitation No phase listed Observational

Minimally Invasive Molecular Approaches for the Detection of Barrett's Esophagus- High Grade Dysplasia and Esophageal Adenocarcinoma

NCT07212491
View directory record Official record
Conditions
Barrett Esophagus, Esophageal Adenocarcinoma
Interventions
Non-Interventional Study
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 90 Years
Enrollment
450 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
3
States / cities
Scottsdale, Arizona • Jacksonville, Florida • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 5, 2026 · Synced Sep 3, 2026, 4:41 PM EDT
Completed Phase 4 Interventional

Esophageal and Laryngeal Tissue Changes in Patients Suspected of Having Laryngopharyngeal Reflux

NCT00373997
View directory record Official record
Conditions
Larynx Disease, Gastroesophageal Reflux
Interventions
Esophageal and Laryngeal biopsies, egd with biopsy
Procedure
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 30, 2014 · Synced Sep 3, 2026, 4:41 PM EDT
Withdrawn Not applicable Interventional

Hybrid Transvaginal-Transabdominal Endoscopic Surgery

NCT01039129
View directory record Official record
Conditions
Gallstones, Appendicitis, Pelvic Pain
Interventions
Endoscopic Cholecystectomy, Endoscopic Appendectomy, Endoscopic Peritoneoscopy
Procedure
Lead sponsor
St. Luke's-Roosevelt Hospital Center
Other
Eligibility
18 Years to 60 Years · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 20, 2015 · Synced Sep 3, 2026, 4:41 PM EDT
Enrolling by invitation Phase 2 Interventional

Hyperthermic Intraperitoneal Chemotherapy With Cisplatin and Paclitaxel for Gastric Cancer at High Risk of Peritoneal Recurrence

NCT07139951
View directory record Official record
Conditions
Clinical Stage I Gastric Cancer AJCC v8, Clinical Stage I Gastroesophageal Junction Adenocarcinoma AJCC v8, Clinical Stage II Gastric Cancer AJCC v8, Clinical Stage II Gastroesophageal Junction Adenocarcinoma AJCC v8, Clinical Stage III Gastric Cancer AJCC v8, Clinical Stage III Gastroesophageal Junction Adenocarcinoma AJCC v8, Gastric Adenocarcinoma, Gastroesophageal Junction Adenocarcinoma
Interventions
Biopsy Procedure, Biospecimen Collection, Cisplatin, Computed Tomography, Hyperthermic Intraperitoneal Chemotherapy, Laparoscopy, Lymphadenectomy, Magnetic Resonance Imaging, Paclitaxel, Positron Emission Tomography, Surgical Procedure
Procedure · Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 80 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2031
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 30, 2026 · Synced Sep 3, 2026, 4:41 PM EDT
Recruiting Not applicable Interventional

Olfactory Biopsies

NCT07021040
View directory record Official record
Conditions
Alzheimer Disease, Smell Loss, Smell Dysfunction
Interventions
olfactory testing, Odor stimulation, Olfactory biopsy
Diagnostic Test · Other · Procedure
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 11, 2026 · Synced Sep 3, 2026, 4:41 PM EDT
Not listed Not applicable Interventional

Bladder Tumor Biopsy Study to Improve Preoperative Determination of Stage and Grade

NCT02992990
View directory record Official record
Conditions
Bladder Cancer
Interventions
Bladder tumor biopsy
Procedure
Lead sponsor
Baylor College of Medicine
Other
Eligibility
21 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 18, 2022 · Synced Sep 3, 2026, 4:41 PM EDT