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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Biopsy, Fine-Needle Clear all
Completed Not applicable Interventional Results available

Trial Comparing 19 and 25-gauge EUS-FNA Needles

NCT01677312
View directory record Official record
Conditions
Cancer of Pancreas, Pancreatic Neoplasm
Interventions
Pancreatic Biopsy, Histological Samples
Procedure
Lead sponsor
AdventHealth
Other
Eligibility
19 Years and older
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
2
States / cities
Birmingham, Alabama • Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Mar 16, 2020 · Synced Jul 22, 2026, 3:18 AM EDT
Completed Not applicable Interventional

Evaluating the Number of Passes Required for Diagnostic Cell Block During EUS-FNA of Solid Pancreatic Mass Lesions

NCT01809028
View directory record Official record
Conditions
Pancreatic Cancer
Interventions
EUS FNA with 2 passes, EUS FNA with 4 passes
Procedure
Lead sponsor
AdventHealth
Other
Eligibility
19 Years to 89 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Aug 2, 2017 · Synced Jul 22, 2026, 3:18 AM EDT
Active, not recruiting Phase 3 Interventional Results available

Metformin Hydrochloride in Preventing Breast Cancer in Patients With Atypical Hyperplasia or In Situ Breast Cancer

NCT01905046
View directory record Official record
Conditions
Atypical Ductal Breast Hyperplasia, BRCA1 Mutation Carrier, BRCA2 Mutation Carrier, Ductal Breast Carcinoma in Situ, Lobular Breast Carcinoma in Situ
Interventions
metformin hydrochloride, placebo
Drug · Other
Lead sponsor
Alliance for Clinical Trials in Oncology
Other
Eligibility
25 Years to 55 Years · Female only
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2026
U.S. locations
27
States / cities
Duarte, California • Los Angeles, California • South Pasadena, California + 18 more
Source: ClinicalTrials.gov public record
Updated Apr 27, 2026 · Synced Jul 22, 2026, 3:18 AM EDT
Completed Not applicable Interventional

Comparing Biopsy Needles for Endoscopic Ultrasound Guided Samples for Pancreatic Masses

NCT02911974
View directory record Official record
Conditions
Pancreatic Neoplasm
Interventions
Acquire EUS Biopsy Device, Expect EUS Aspiration Needle
Device
Lead sponsor
AdventHealth
Other
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Feb 14, 2019 · Synced Jul 22, 2026, 3:18 AM EDT
Active, not recruiting No phase listed Observational

AI for Onsite Cytology Evaluation in Endoscopic Ultrasound

NCT07228689
View directory record Official record
Conditions
Gastrointestinal Neoplasm, Mass Lesion
Interventions
EUS-guided fine needle biopsy
Diagnostic Test
Lead sponsor
Orlando Health, Inc.
Other
Eligibility
18 Years and older
Enrollment
136 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Jun 29, 2026 · Synced Jul 22, 2026, 3:18 AM EDT
Completed Not applicable Interventional Results available

Modulation of Breast Cancer Risk Biomarkers by High Dose Vitamin D

NCT01166763
View directory record Official record
Conditions
Breast Cancer
Interventions
vitamin D3
Drug
Lead sponsor
Carol Fabian, MD
Other
Eligibility
Up to 55 Years · Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Jul 17, 2016 · Synced Jul 22, 2026, 3:18 AM EDT
Completed Not applicable Interventional

The Cellularity Yield of Three Different 22-gauge FNA Needles

NCT01916421
View directory record Official record
Conditions
Pancreatic or Peripancreatic Lesions, Lesions in the Esophagus, Stomach, Duodenum or Rectum, Mediastinal ( Chest) Masses, Enlarged Lymph Nodes
Interventions
Endoscopic Ultrasound Fine Needle Aspiration (EUS-FNA)
Procedure
Lead sponsor
Texas Tech University Health Sciences Center, El Paso
Other
Eligibility
18 Years to 88 Years
Enrollment
107 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
El Paso, Texas
Source: ClinicalTrials.gov public record
Updated May 16, 2017 · Synced Jul 22, 2026, 3:18 AM EDT
Terminated Not applicable Interventional Results available

Comparison of Three Tissue Acquiring Techniques During EUS Guided Biopsies of Solid Tumors.

NCT03264092
View directory record Official record
Conditions
Solid Tumor
Interventions
Endoscopic ultrasound guided fine needle biopsy
Procedure
Lead sponsor
Texas Tech University Health Sciences Center, El Paso
Other
Eligibility
18 Years to 80 Years
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
El Paso, Texas
Source: ClinicalTrials.gov public record
Updated Mar 31, 2021 · Synced Jul 22, 2026, 3:18 AM EDT
Completed Phase 2 Interventional Results available

A Mechanistic Study of GSK3228836 With Fine Needle Aspiration (FNA) in Participants With Chronic Hepatitis B

NCT04544956
View directory record Official record
Conditions
Hepatitis B
Interventions
GSK3228836, Nucleos(t)ide therapy
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 14, 2025 · Synced Jul 22, 2026, 3:18 AM EDT
Completed Not applicable Interventional

Endoscopic Ultrasound Guided Liver Biopsy

NCT03307811
View directory record Official record
Conditions
Hepatic Cancer, Hepatic Neoplasm, Hepatic Carcinoma
Interventions
22 gauge needle liver biopsy
Other
Lead sponsor
AdventHealth
Other
Eligibility
19 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Feb 10, 2019 · Synced Jul 22, 2026, 3:18 AM EDT
Withdrawn Not applicable Interventional

Endoscopic Ultrasound (EUS) Fine Needle Biopsy (FNB) Submucosal Nodule

NCT03011229
View directory record Official record
Conditions
GI Lesions
Interventions
Pro Core Needle, medtronic Sharkcore Needle
Device
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated May 6, 2020 · Synced Jul 22, 2026, 3:18 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

LY353381 in Preventing Breast Cancer in Women With Hyperplasia

NCT00005879
View directory record Official record
Conditions
Breast Cancer
Interventions
arzoxifene, Placebo
Drug
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
199 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2008
U.S. locations
2
States / cities
Kansas City, Kansas • Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 29, 2017 · Synced Jul 22, 2026, 3:18 AM EDT
Completed Not applicable Interventional

Ultrasound Guided Core Biopsy vs Fine Needle Aspiration for Evaluation of Axillary Lymphadenopathy

NCT01920139
View directory record Official record
Conditions
Focus: Breast Cancer With Axillary Node Metastasis
Interventions
Fine needle aspiration and core biopsy of lymph node, Axillary surgery, Titanium marker
Procedure · Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
Female only
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 8, 2013 · Synced Jul 22, 2026, 3:18 AM EDT
Completed Not applicable Interventional

Selective Image Guided Resection of Axillary Lymph Nodes

NCT01880645
View directory record Official record
Conditions
Breast Cancer
Interventions
Fine Needle Aspiration (FNA), Ultrasound, Breast Surgery + Lymph Node Removal
Procedure
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Nov 17, 2015 · Synced Jul 22, 2026, 3:18 AM EDT
Completed Not applicable Interventional

19Gauge Fine Needle Biopsy (FNB) Versus 22Gauge FNB for Endoscopic Ultrasound Guided Liver Biopsy (EUS-LB)

NCT04806607
View directory record Official record
Conditions
Chronic Liver Disease
Interventions
19G FNB, 22G FNB
Procedure
Lead sponsor
Geisinger Clinic
Other
Eligibility
18 Years to 89 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Danville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 19, 2022 · Synced Jul 22, 2026, 3:18 AM EDT
Completed No phase listed Observational

EchoTip AcuCore Post-Market Clinical Study

NCT06358001
View directory record Official record
Conditions
Adenocarcinoma, Neuroendocrine Tumors, Hepatocellular Carcinoma, Cholangiocarcinoma, Malignant Lymphoma, Metastasis, Chronic Pancreatitis, Autoimmune Pancreatitis
Interventions
EchoTip AcuCore
Device
Lead sponsor
Cook Research Incorporated
Industry
Eligibility
18 Years and older
Enrollment
183 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
8
States / cities
Orange, California • Denver, Colorado • Gainesville, Florida + 4 more
Source: ClinicalTrials.gov public record
Updated Sep 21, 2025 · Synced Jul 22, 2026, 3:18 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

RPFNA Assessment of Exercise Effect in Breast Cancer

NCT01961128
View directory record Official record
Conditions
Breast Cancer
Interventions
Exercise Intervention
Behavioral
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
2 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 28, 2014 · Synced Jul 22, 2026, 3:18 AM EDT
Completed Not applicable Interventional

Accuracy of FNA Versus CNB of Abnormal Axillary Lymph Nodes in Setting of Invasive Breast Cancer

NCT02019303
View directory record Official record
Conditions
Breast Cancer
Interventions
FNA and Core biopsy
Procedure
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Oct 31, 2022 · Synced Jul 22, 2026, 3:18 AM EDT
Completed Not applicable Interventional Results available

EUS GUIDED Transduodenal Biopsy Using the 19G Flex

NCT02307253
View directory record Official record
Conditions
Abdominal Neoplasms
Interventions
Expect™19Flex needle (Boston Scientific Corp.,Natick,MA,USA)
Device
Lead sponsor
Catholic University of the Sacred Heart
Other
Eligibility
18 Years to 90 Years
Enrollment
246 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jun 26, 2022 · Synced Jul 22, 2026, 3:18 AM EDT
Completed Not applicable Interventional

Comparison of Two Fine Needle Biopsy Needles for Solid Pancreatic Masses

NCT02910960
View directory record Official record
Conditions
Pancreatic Neoplasm
Interventions
Acquire EUS Biopsy Device, SharkCore Biopsy System
Device
Lead sponsor
AdventHealth
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Feb 14, 2019 · Synced Jul 22, 2026, 3:18 AM EDT
Completed No phase listed Observational

Diagnosis of Pancreatic Cysts: Endoscopic Ultrasound With Fine Needle Aspiration (EUS/FNA), Direct Visualization, and Confocal Laser-induced Endomicroscopy-A Pilot Study

NCT01447238
View directory record Official record
Conditions
Pancreatic Cysts
Interventions
Direct visualization and needle based confocal laser-induced endomicroscopy miniprobe
Device
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years and older
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2018
U.S. locations
1
States / cities
Orange, California
Source: ClinicalTrials.gov public record
Updated Apr 8, 2021 · Synced Jul 22, 2026, 3:18 AM EDT
Active, not recruiting Not applicable Interventional

Feasibility and Identification of Breast Cancer Patients for Potential Avoidance of Surgery

NCT02455791
View directory record Official record
Conditions
Breast Cancer
Interventions
Ultrasound-Guided Biopsy
Procedure
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2026
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 8, 2026 · Synced Jul 22, 2026, 3:18 AM EDT
Completed No phase listed Observational

An Examination of Predictors of Indicators of Response to Letrozole 2.5 mg

NCT00291109
View directory record Official record
Conditions
Breast Cancer
Interventions
letrozole 2.5 mg
Drug
Lead sponsor
University of Kansas
Other
Eligibility
18 Years and older · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2005
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Sep 15, 2008 · Synced Jul 22, 2026, 3:18 AM EDT
Terminated Not applicable Interventional

Study Comparing EBUS & EUS to Mediastinoscopy in Staging and Detection of Lung Cancer

NCT00970645
View directory record Official record
Conditions
Non Small Cell Lung Cancer
Interventions
Mediastinoscopy/thoracoscopy, EBUS/EUS
Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
21 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
3
States / cities
Jacksonville, Florida • Rochester, Minnesota • Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Jul 17, 2011 · Synced Jul 22, 2026, 3:18 AM EDT