Brain pressure may fuel heart rhythm problems in heart failure patients

NCT ID NCT07521293

First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This completed study looked at 309 adults with heart failure to see if increased pressure in the brain is linked to atrial fibrillation (an irregular heartbeat). Researchers measured eye nerve sheath diameter as a sign of brain pressure and used echocardiography to check heart function. They found that higher brain pressure and venous congestion were independently tied to atrial fibrillation, suggesting a possible heart-brain connection.

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 confirmed, this could point to new ways to predict or prevent atrial fibrillation in people with heart failure.

What could go wrong

This is an observational study, not a treatment trial. It shows associations, not cause and effect, and needs further validation.

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.

atrial fibrillation diastolic heart failure Hyperemia intracranial hypertension

As listed by the trial registrant

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

Contacts and locations

Locations

  • Ankara Ataturk Strh

    Ankara, Ankara, 06310, Turkey (Türkiye)