Researchers dive deep into mysterious lung disease

NCT ID NCT01264055

Completed Knowledge-focused Sponsor: National Heart, Lung, and Blood Institute (NHLBI) Source: ClinicalTrials.gov ↗

First seen Jun 27, 2026 · Last updated Jul 29, 2026 · Updated 6 times

Summary

This study looked at 275 adults with a lung condition called bronchiectasis, where airways are stretched and trap mucus, leading to infections. The goal was to learn more about the physical traits, lung scans, and germs in the lungs of people with the unexplained form of the disease. Participants gave blood, did breathing tests, and provided sputum samples. No new treatments were tested; this was purely to gather information for future research.

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Conditions

The condition(s) this trial relates to.

bronchial disorder bronchiectasis Chronic Cough idiopathic bronchiectasis Infections infectious disease respiratory system disorder

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

BRONCHIAL DISEASES INFECTION RESPIRATORY TRACT DISEASES

Contacts and locations

Locations

National Institutes of Health Clinical Center

Bethesda, Maryland, 20892, United States
National Jewish Health

Denver, Colorado, 80206, United States
St. Michael's Hospital

Toronto, Canada
Stanford Medical Center

Stanford, California, 94305, United States
University of North Carolina at Chapel Hill

Chapel Hill, North Carolina, 27514, United States
Washington University, St. Louis

St Louis, Missouri, 63110, United States

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