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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Bronchoscopy/BAL Clear all
Recruiting No phase listed Observational

Multidimensional Phenotype Classification in Grade 3 Bronchopulmonary Dysplasia

NCT06475976
View directory record Official record
Conditions
Bronchopulmonary Dysplasia
Interventions
Chest computed tomography (CT) with angiography, Bronchoscopy with bronchoalveolar lavage, Echocardiography, 24 hour esophageal pH ("potential of hydrogen") - multichannel intraluminal impedance (MII) monitoring (reflux testing)
Diagnostic Test
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
1 Month to 1 Year
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 27, 2026 · Synced Sep 25, 2026, 2:28 PM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers

Genetics of Asthma - Bronchoscopy Studies

NCT00644514
View directory record Official record
Conditions
Atopic Asthma, Healthy
Interventions
Endotoxin - lipopolysaccharide (LPS)
Biological
Lead sponsor
John Sundy
Other
Eligibility
18 Years to 40 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 15, 2013 · Synced Sep 25, 2026, 2:28 PM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers

Imaging Activated Macrophages in the Lungs

NCT03494114
View directory record Official record
Conditions
COPD
Interventions
Ga-EC2115
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
45 Years and older
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 10, 2021 · Synced Sep 25, 2026, 2:28 PM EDT
Completed Not applicable Interventional Results available

Examination of Zinc, S-adenosylmethionine, and Combination Therapy Versus Placebo in Alcoholics

NCT01899521
View directory record Official record
Conditions
Alcoholism
Interventions
Bronchoscopy, Zinc sulfate 220 mg once daily, S-adenosylmethionine 400 mg twice daily
Procedure · Dietary Supplement
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 60 Years
Enrollment
113 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Decatur, Georgia
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Sep 25, 2026, 2:28 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Lung Macrophage Populations and Functions in Chronic Obstructive Pulmonary Disease (COPD)-Susceptible Smokers

NCT04722835
View directory record Official record
Conditions
Copd, Smoking, Tobacco Use
Interventions
Bronchoscopy with Bronchoalveolar Lavage (BAL)
Procedure
Lead sponsor
University of California, San Francisco
Other
Eligibility
40 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2030
U.S. locations
3
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 3, 2026 · Synced Sep 25, 2026, 2:28 PM EDT
Recruiting No phase listed Observational

Lung Microbiome and Inflammation in Early COPD

NCT02777879
View directory record Official record
Conditions
Chronic Obstuctive Pulmonary Disease
Interventions
Bronchoscopy
Procedure
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 70 Years
Enrollment
230 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2030
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 27, 2026 · Synced Sep 25, 2026, 2:28 PM EDT
Terminated Not applicable Interventional Results available

Evaluation of BAL Procedure With Ambu aScope 3 Large in Patients in an ICU Setting

NCT03581474
View directory record Official record
Conditions
Atelectasis, Bronchoscopy
Interventions
Bronchoscopic procedure
Device
Lead sponsor
Ambu A/S
Industry
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 12, 2020 · Synced Sep 25, 2026, 2:28 PM EDT
Withdrawn No phase listed Observational Accepts healthy volunteers

Bronchoscopy Study for Severe Asthma

NCT01745809
View directory record Official record
Conditions
Severe Persistent Asthma
Interventions
Bronchoscopy
Procedure
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 31, 2015 · Synced Sep 25, 2026, 2:28 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Dissecting Human Immune Responses to Infection With Influenza or SARS-CoV-2

NCT06848309
View directory record Official record
Conditions
Influenza, SARS-CoV-2 (COVID-19) Infection, Immune Response of Host
Interventions
Bronchoscopy
Procedure
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 60 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 11, 2026 · Synced Sep 25, 2026, 2:28 PM EDT
Terminated Not applicable Interventional

Bronchoscopy With Bronchoalveolar Lavage in Identifying Biomarkers of Response to Immune Checkpoint Inhibitors in Patients With Non-small Cell or Small Cell Lung Cancer

NCT02937402
View directory record Official record
Conditions
Non-Small Cell Lung Carcinoma, Small Cell Lung Carcinoma
Interventions
Bronchoscopy with Bronchoalveolar Lavage, Laboratory Biomarker Analysis
Procedure · Other
Lead sponsor
Vanderbilt-Ingram Cancer Center
Other
Eligibility
19 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 9, 2019 · Synced Sep 25, 2026, 2:28 PM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers

Intrapulmonary Pharmacokinetics of Antibiotics

NCT00315601
View directory record Official record
Conditions
Healthy
Interventions
Telithromycin, azithromycin, bronchoalveolar lavage
Drug · Procedure
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
18 Years to 55 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Feb 12, 2009 · Synced Sep 25, 2026, 2:28 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Trial to Determine How Long Insulin and FDKP (the Molecule That Forms Technosphere Particles) Stays in the Lungs of Healthy Individuals After Inhalation of Technosphere® Insulin (TI) Powder Using Bronchoalveolar Lavage (BAL)

NCT00757367
View directory record Official record
Conditions
Healthy Subjects
Interventions
TI Inhalation Powder
Drug
Lead sponsor
Mannkind Corporation
Industry
Eligibility
18 Years to 45 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Dec 16, 2013 · Synced Sep 25, 2026, 2:28 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Utility of Syringe Based Suction Versus Channel Suction in Bronchoalveolar Lavage

NCT01853904
View directory record Official record
Conditions
Bronchoscopy
Interventions
Bronchoscopy/ BAL with Channel Suction, Bronchoscopy/BAL with Syringe Suction
Procedure
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Jan 6, 2014 · Synced Sep 25, 2026, 2:28 PM EDT
Active, not recruiting No phase listed Observational

Nashville Early Diagnosis Lung Cancer Project

NCT01475500
View directory record Official record
Conditions
Lung Cancer
Interventions
Sputum sample, Pulmonary function tests, Computerized tomography (CT) scan of the chest, Buccal epithelium collection, Nasal brushings, Bronchoscopy, Bronchoalveolar lavage, Blood sample collection, Urine sample, Questionnaire-data collection
Procedure · Radiation · Other
Lead sponsor
Vanderbilt-Ingram Cancer Center
Other
Eligibility
55 Years to 80 Years
Enrollment
480 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2026
U.S. locations
2
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Dec 11, 2023 · Synced Sep 25, 2026, 2:28 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Genetics of Environmental Asthma

NCT00018096
View directory record Official record
Conditions
Asthma
Interventions
LPS endotoxin, saline, HDM
Biological
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years to 40 Years
Enrollment
176 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2007
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated May 5, 2008 · Synced Sep 25, 2026, 2:28 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Lung-Resident Memory Th2 Cells in Asthma

NCT03455959
View directory record Official record
Conditions
Asthma, Allergic
Interventions
Bronchoscopy/BAL, Airway Brushing
Procedure
Lead sponsor
Andrew D. Luster, M.D.,Ph.D.
Other
Eligibility
18 Years to 55 Years
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 16, 2026 · Synced Sep 25, 2026, 2:28 PM EDT
Recruiting No phase listed Observational

A Study of Post COVID-19 Mechanisms for Chronic Lung Sequelae

NCT06006884
View directory record Official record
Conditions
COVID-19
Interventions
Bronchoscopies and Bronchoalveolar Lavages (BALs), Chest Tomography (CT), Electrocardiogram (ECG), Pulmonary function tests (PFTs), 6 minute walk test (6MWT)
Procedure · Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced Sep 25, 2026, 2:28 PM EDT
Completed Phase 1 Interventional

Carbon Monoxide to Prevent Lung Inflammation

NCT00094406
View directory record Official record
Conditions
Respiratory Distress Syndrome, Adult
Interventions
Bronchoscopy, Bronchoalveolar lavage, Endotoxin, Carbon Monoxide
Procedure · Drug
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
18 Years to 40 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2010
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 16, 2019 · Synced Sep 25, 2026, 2:28 PM EDT
Recruiting No phase listed Observational

Predictive Biomarkers for Pneumonitis After Chemoradiotherapy and Immunotherapy in Patients With Non-small Cell Lung Cancer

NCT04913311
View directory record Official record
Conditions
Lung Non-Small Cell Carcinoma
Interventions
Biospecimen Collection, Bronchoscopy with Bronchoalveolar Lavage, Chemoradiotherapy, Computed Tomography, Diagnostic Laboratory Biomarker Analysis, Immune Checkpoint Inhibitor, Nasal Wash and Collection, Quality-of-Life Assessment, Questionnaire Administration, Spirometry
Procedure · Other · Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
Not listed
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 10, 2026 · Synced Sep 25, 2026, 2:28 PM EDT
Enrolling by invitation Phase 2 Interventional Accepts healthy volunteers

Effects of Bronchial Segmental Endotoxin Instillation in Humans

NCT02392442
View directory record Official record
Conditions
Acute Lung Inflammation
Interventions
Saline, Endotoxin
Other · Biological
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
18 Years to 45 Years
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2027
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 21, 2026 · Synced Sep 25, 2026, 2:28 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Single Center Study to Evaluate the Penetration of RO7033877 Into the Lung in Healthy Volunteers

NCT02165293
View directory record Official record
Conditions
Healthy Volunteer
Interventions
RO7033877 + Bronchoscopy
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years to 55 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Nov 1, 2016 · Synced Sep 25, 2026, 2:28 PM EDT
Active, not recruiting Early Phase 1 Interventional Accepts healthy volunteers

Evaluating the Human Immune Response to the JYNNEOS Vaccine

NCT06366672
View directory record Official record
Conditions
Vaccinia, Virus Diseases
Interventions
JYNNEOS (Smallpox and Monkeypox Vaccine, Live, Nonreplicating) suspension for subcutaneous injection, Phlebotomy, Research bronchoscopy, Skin punch biopsy, Bone marrow aspiration
Biological · Procedure
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 60 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Oct 15, 2025 · Synced Sep 25, 2026, 2:28 PM EDT
Completed Phase 2 Interventional Results available

Role of the Isomerase Pin-1 in the Development and Treatment of Asthma

NCT01691612
View directory record Official record
Conditions
Asthma
Interventions
installation of D. pteronyssinus allergens
Biological
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 55 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Sep 25, 2026, 2:28 PM EDT
Completed Not applicable Interventional Results available

FOB in HSCT and Leukemia Patients With Acute Respiratory Symptoms and Pulmonary Infiltrates

NCT01328873
View directory record Official record
Conditions
Pulmonary Infiltrate New
Interventions
Microbiological analysis
Other
Lead sponsor
Northside Hospital, Inc.
Other
Eligibility
18 Years to 80 Years
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Jul 10, 2017 · Synced Sep 25, 2026, 2:28 PM EDT