COPD's hidden toll on the brain revealed

NCT ID NCT03269721

First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This completed study looked at 170 smokers with COPD to understand how lung damage affects brain structure and thinking skills. Participants took memory and thinking tests, had lung function tests, and underwent brain scans. The goal was to find early clues that could one day lead to treatments to protect the brain.

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 successful, this research could point toward ways to delay or prevent memory and thinking problems in people with COPD.

What could go wrong

This is an observational study, not a treatment trial. It only looks for links between lung health and brain changes, so it won't directly lead to a new therapy.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Conditions

The condition(s) this trial relates to.

chronic obstructive pulmonary disease Cognitive Dysfunction COPD, severe early onset lung disorder

As listed by the trial registrant

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

Contacts and locations

Locations

  • University of Iowa

    Iowa City, Iowa, 52242, United States