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ClinicalTrials.gov public records Last synced Sep 11, 2026, 3:53 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: Respiratory function tests Clear all
Terminated Early Phase 1 Interventional

19F MRI of Ventilation in Subjects With Cystic Fibrosis Undergoing Treatment for Pulmonary Exacerbation

NCT03497117
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Lung Clearance Index, MRI with PFP
Device · Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 99 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 8, 2020 · Synced Sep 11, 2026, 3:53 PM EDT
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 11, 2026, 3:53 PM EDT
Completed No phase listed Observational

A Study to Test Lung Function After Radiation Therapy

NCT01039649
View directory record Official record
Conditions
Lung Neoplasms, Neoplasm Metastasis
Interventions
Not listed
Lead sponsor
University of Iowa
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Jan 18, 2015 · Synced Sep 11, 2026, 3:53 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Nitric Oxide Bioavailability in Chronic Obstructive Pulmonary Disease (COPD)

NCT01398943
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
Tetrahydrobiopterin (BH4), Antioxidant Cocktail
Drug · Dietary Supplement
Lead sponsor
Augusta University
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2015
U.S. locations
1
States / cities
Augusta, Georgia
Source: ClinicalTrials.gov public record
Updated Dec 10, 2017 · Synced Sep 11, 2026, 3:53 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Biomarker Development for Muscular Dystrophies

NCT05019625
View directory record Official record
Conditions
Myotonic Dystrophy, Duchenne Muscular Dystrophy, Becker Muscular Dystrophy, Facioscapulohumeral Muscular Dystrophy
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
5 Years and older
Enrollment
465 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2028
U.S. locations
5
States / cities
Boston, Massachusetts • Winston-Salem, North Carolina • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 23, 2025 · Synced Sep 11, 2026, 3:53 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Pulmonary Hypertension, Hypoxia and Sickle Cell Disease

NCT00495638
View directory record Official record
Conditions
Chuvash Polycythemia, Cerebrovascular Disease, Pulmonary Hypertension, Sickle Cell Anemia
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
3 Years to 20 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2014
U.S. locations
6
States / cities
Washington D.C., District of Columbia • Chicago, Illinois • Bethesda, Maryland + 2 more
Source: ClinicalTrials.gov public record
Updated Dec 15, 2019 · Synced Sep 11, 2026, 3:53 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Effect of Androgen Deprivation Therapy on Cardiovascular Function in Prostate Cancer

NCT03275181
View directory record Official record
Conditions
Prostate Cancer
Interventions
Transthoracic Echocardiography, Arterial blood pressure, Submaximal Exercise
Diagnostic Test
Lead sponsor
Kansas State University
Other
Eligibility
21 Years to 80 Years · Male only
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Manhattan, Kansas
Source: ClinicalTrials.gov public record
Updated Sep 1, 2025 · Synced Sep 11, 2026, 3:53 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Risk Factors for Post-Operative Respiratory Complications in Patients at Risk for OSA

NCT02729077
View directory record Official record
Conditions
Respiratory Complications
Interventions
Pulse Oximetry
Device
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 75 Years
Enrollment
324 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 23, 2021 · Synced Sep 11, 2026, 3:53 PM EDT
Completed Not applicable Interventional Results available

Intraoperative Echocardiography in Low-Risk CABG Surgery

NCT06154265
View directory record Official record
Conditions
Heart Diseases, Coronary Artery Disease, Chest Pain, Stenosis Coronary, STEMI
Interventions
TEE probe
Device
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 100 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced Sep 11, 2026, 3:53 PM EDT
Completed Not applicable Interventional

A One Visit Follow Up of Adults With Fabry Disease Who Started Long-term Enzyme Replacement Therapy As Children

NCT04002531
View directory record Official record
Conditions
Quality of Life, Renal Insufficiency, Cardiac Event
Interventions
General and Neurological examination, Vital signs, 12 lead electrocardiogram, Echocardiogram, Blood draw, Urine collection, 2-hour Holter Monitor, Brief Pain Inventory questionnaire, Quality of Life questionnaire
Other · Procedure
Lead sponsor
Baylor Research Institute
Other
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Mar 3, 2026 · Synced Sep 11, 2026, 3:53 PM EDT
Completed No phase listed Observational

Assessment of Cardiopulmonary Function in Duchenne Muscular Dystrophy

NCT02195999
View directory record Official record
Conditions
Muscular Dystrophy, Duchenne
Interventions
Magnetic Resonance Imaging (MRI), Pulmonary Function Testing (PFT), Metabolic Exercise Testing using stationary bicycle, Echocardiogram
Other
Lead sponsor
University of Florida
Other
Eligibility
5 Years to 15 Years · Male only
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2019
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jul 7, 2019 · Synced Sep 11, 2026, 3:53 PM EDT
Withdrawn Not applicable Interventional

Utilizing a Promotora Model for Rural Adult Hispanics Diagnosed With Metabolic Syndrome: A Clinical Trial

NCT01839864
View directory record Official record
Conditions
Metabolic Syndrome
Interventions
Promotora plus standard physical screening exam , hemoglobin A1c levels, lipid panels, fasting glucose, height, weight, BMI, Complete Blood Count
Behavioral
Lead sponsor
Family Medicine Residency of Idaho
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
3
States / cities
Caldwell, Idaho • Jerome, Idaho • Nampa, Idaho
Source: ClinicalTrials.gov public record
Updated Feb 13, 2017 · Synced Sep 11, 2026, 3:53 PM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Graded Exercise Hypoxia Testing

NCT06901284
View directory record Official record
Conditions
Hypoxia
Interventions
Graded Exercise Test, Graded Hypoxia Exercise Test
Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
2
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 29, 2026 · Synced Sep 11, 2026, 3:53 PM EDT
Terminated Not applicable Interventional

A Study of Cytotoxic T Lymphocyte (CTL) Therapy in HIV-Infected Patients

NCT00000824
View directory record Official record
Conditions
HIV Infections
Interventions
Lymphocytes, Activated
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2005
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Dec 13, 2016 · Synced Sep 11, 2026, 3:53 PM EDT
Recruiting Not applicable Interventional

Effects of Lung Volume on Upper Airway Patency During Drug Induced Sleep Endoscopy

NCT05350332
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Negative Pressure Ventilator, Pulmonary Function Testing (PFT), Transcutaneous Phrenic Nerve Stimulation, Percutaneous Phrenic Nerve Stimulation
Device
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
151 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Aug 25, 2026 · Synced Sep 11, 2026, 3:53 PM EDT
Completed No phase listed Observational Results available

Pediatric Hydroxyurea Phase III Clinical Trial (BABY HUG) Follow-up Observational Study II Protocol

NCT01783990
View directory record Official record
Conditions
Sickle Cell Anemia
Interventions
Hydroxyurea
Drug
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
24 Months to 18 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
14
States / cities
Birmingham, Alabama • Washington D.C., District of Columbia • Miami, Florida + 9 more
Source: ClinicalTrials.gov public record
Updated Aug 19, 2020 · Synced Sep 11, 2026, 3:53 PM EDT
Active, not recruiting No phase listed Observational

Study of Cardiopulmonary Exercise Testing in Women Who Have HER2-Positive Breast Cancer With Mild Cardiotoxicity

NCT05036252
View directory record Official record
Conditions
Breast Cancer, HER2-positive Breast Cancer, HER2-positive Metastatic Breast Cancer, Breast Cancer Stage I, Breast Cancer Stage II, Breast Cancer Stage III, Breast Cancer Stage IV, Cardiotoxicity
Interventions
Cardiopulmonary Exercise Test, Echocardiogram, Echocardiography
Diagnostic Test
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 29, 2025 · Synced Sep 11, 2026, 3:53 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Heart and Lung Function Monitoring System

NCT02168049
View directory record Official record
Conditions
Heart Diseases, Lung Diseases
Interventions
Integrated CardioRespiratory System, Transthoracic Echocardiography (TTE), Electrocardiography
Device
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 5, 2024 · Synced Sep 11, 2026, 3:53 PM EDT
Active, not recruiting Phase 1Phase 2 Interventional Results available

Lenalidomide Combined With Modified DA-EPOCH and Rituximab (EPOCH-R2) in Primary Effusion Lymphoma or KSHV-associated Large Cell Lymphoma

NCT02911142
View directory record Official record
Conditions
Primary Effusion Lymphoma, B-Cell Neoplasm
Interventions
Lenalidomide, Rituximab, Prednisone, Etoposide, Doxorubicin, Vincristine, Cyclophosphamide, CT of neck, chest, abdomen and pelvis, 18FDG-PET scan, MRI Brain, Bone marrow biopsy, EKG, Echocardiogram, Ultrasound, Bronchoscopy, Endoscopy, CXR: PA/lat/decub
Drug · Diagnostic Test · Procedure
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2028
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 25, 2026 · Synced Sep 11, 2026, 3:53 PM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Advancing Prevention of Pulmonary Fibrosis

NCT04564183
View directory record Official record
Conditions
IPF, Pulmonary Fibrosis, ILD
Interventions
Sample collection, Questionnaires, High resolution CT scan of the chest, Pulmonary Function Test
Other · Radiation · Diagnostic Test
Lead sponsor
University of Colorado, Denver
Other
Eligibility
40 Years to 75 Years
Enrollment
800 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Mar 24, 2025 · Synced Sep 11, 2026, 3:53 PM EDT
Completed No phase listed Observational

Cough in Reduced True Vocal Fold Mobility

NCT02407301
View directory record Official record
Conditions
Unilateral Vocal Cord Paresis, Unilateral Vocal Cord Paralysis
Interventions
cough airflow measure, vocal tasks, true vocal fold movement, spirometry test, maximum expiratory pressure (MEP)
Other
Lead sponsor
University of Florida
Other
Eligibility
40 Years to 75 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
2
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated May 12, 2016 · Synced Sep 11, 2026, 3:53 PM EDT
Terminated Not applicable Interventional Results available

Acute Kidney Injury in Patients Undergoing Contrast Exposure: VQ vs. CT

NCT03116139
View directory record Official record
Conditions
Acute Kidney Injury, Pulmonary Embolism, Contrast-induced Nephropathy
Interventions
V/Q imaging, Computed tomography scan
Diagnostic Test
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
253 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
5
States / cities
Indianapolis, Indiana • Royal Oak, Michigan • Dallas, Texas + 2 more
Source: ClinicalTrials.gov public record
Updated Mar 22, 2026 · Synced Sep 11, 2026, 3:53 PM EDT
Terminated Phase 4 Interventional Results available

Physiologic Effects of RBC Transfusion

NCT02566577
View directory record Official record
Conditions
Red Blood Cell Transfusion
Interventions
Fresh red blood cell (RBC) transfusion, Storage-aged red blood cell (RBC) transfusion, Electronic infusion pump
Biological · Device
Lead sponsor
Emory University
Other
Eligibility
21 Years to 80 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated May 23, 2019 · Synced Sep 11, 2026, 3:53 PM EDT
Completed Not applicable Interventional

The Effect of OMT on Patients With COPD: Correlating Pulmonary Function Tests With Biochemical Alterations

NCT01582958
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
Osteopathic Manipulative Treatment (OMT), sham omt
Procedure · Other
Lead sponsor
Michigan State University
Other
Eligibility
49 Years to 80 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Lansing, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 7, 2015 · Synced Sep 11, 2026, 3:53 PM EDT