Investigating brain volume changes in heart failure patients

Brain Volume and Cardiac Function in Heart Failure

Not applicable Interventional Johns Hopkins University · NCT06623344

This study is testing how heart failure affects brain size and function in people with weakened hearts to see if there’s a link to thinking problems.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment100 (estimated)
Ages21 Years and up
SexAll
SponsorJohns Hopkins University Academic / other
Locations2 sites (Baltimore, Maryland and 1 other locations)
Trial IDNCT06623344 on ClinicalTrials.gov

What this trial studies

This study examines the relationship between brain volume and cardiac function in patients with heart failure. Utilizing advanced imaging techniques like Cardiovascular Magnetic Resonance Imaging (CMR), the research aims to identify structural brain alterations and their potential links to cognitive decline in heart failure patients. The study focuses on individuals with an ejection fraction below 50%, assessing how cardiac dysfunction may impact cerebral blood flow and brain health. By understanding these connections, the study seeks to enhance the management of heart failure and its neurological implications.

Who should consider this trial

Good fit: Ideal candidates are individuals aged 21 and older with heart failure and an ejection fraction below 50%.

Not a fit: Patients with severe claustrophobia or those with certain medical devices may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to improved strategies for managing cognitive decline in heart failure patients.

How similar studies have performed: Previous studies have indicated structural brain changes in heart failure patients, suggesting that this approach is building on established findings rather than being entirely novel.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Individuals with an ejection fraction (EF) below 50% who are willing to
* provide informed consent.
* Not claustrophobia.
* Age: 21 years and above.
* Ambulatory patients are eligible.

Exclusion Criteria:

* Known allergy to gadolinium contrast agents
* Metal fragments in eyes, brain, or spinal cord
* Glomerular filtration rate (GFR) 45 mL/min (using the Cockcroft-Gault formula)
* Pregnancy
* Internal electrical devices, such as cochlear implant, spinal cord stimulator, pacemaker, or defibrillator
* Presence of any other history or condition that the investigator feels would be problematic
* Severe claustrophobia
* Weight exceeding 300 lbs. (MRI table weight restrictions)

Where this trial is running

Baltimore, Maryland and 1 other locations

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Heart FailureCardiovascular Magnetic Resonance Imagingbrain
Last reviewed 2026-06-09 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.