COPD mystery: could low lung blood volume explain breathlessness?
NCT ID NCT07428785
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study compares 16 people with mild-to-moderate COPD to 16 healthy volunteers matched by age, sex, and height. Researchers measure blood volume in the lungs and the whole body to see if a smaller lung blood volume contributes to exercise problems. No treatment is given—the goal is simply to better understand the 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 this study succeeds, it could reveal a new reason why people with COPD struggle with exercise and shortness of breath, pointing toward future treatments.
- What could go wrong
- This is a small, early observational study with only 32 participants. It measures blood volumes, not treatments, so it may not lead directly to any new therapy.
This is an AI summary of the original study and may miss details. Read our disclaimer.
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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
-
Center for Aktiv Sundhed
Copenhagen, 2100, Denmark
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