Could a stomach problem harm your lungs? new study investigates
NCT ID NCT05716022
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This completed study from the University of Virginia looked at whether having a hiatal hernia (a stomach issue) is linked to early, undetected lung scarring. Researchers collected blood and lung fluid samples from 14 adults before surgery to measure signs of lung injury. The goal was to see if stomach contents leaking into the lungs might trigger early fibrosis, which could lead to better ways to catch and prevent lung disease.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- What this could lead to
- If the link is confirmed, it could point to hiatal hernia as a risk factor for lung fibrosis, enabling earlier detection and prevention.
- What could go wrong
- This is a very small, completed observational study with only 14 participants. It does not test any treatment, and results may not apply to broader populations.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Participants
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14 people
The number who actually took part.
- Started
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Jan 2023
- Finished
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Dec 2025
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
1. Participants without a clinical diagnosis of pulmonary fibrosis will be recruited from UVA medical center based on the absence of traction bronchiectasis, honeycombing and/or reticular opacities on CT Scan. 2. Case group will be adults who have a clinical diagnosis of hiatal hernia already scheduled to under surgical repair 3. Control group will be adults without a CT diagnosis of hiatal hernia who have been scheduled to undergo Bronchoscopy for lung nodule evaluation.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1. Able to provide written consent. 2. Clinical diagnosis of hiatal hernia and/or gastroesophageal reflux undergoing pre-operative evaluation for surgical repair at the University of Virginia as part of clinical care. 3. 18 years and above. Exclusion Criteria: 1. Unable to provide written consent. 2. Clinical diagnosis of pulmonary fibrosis. 3. History of hiatal hernia (for control group only). 4. Use of home supplemental oxygen therapy either at rest or exertion. 5. Pregnant Women (will be confirmed as part of standard of care).
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
-
University of Virginia
Charlottesville, Virginia, 22908, United States
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