Status:

RECRUITING

Distribution and Clinical Implication of CMD in Patients With HFpEF Without Significant CAD

Lead Sponsor:

Samsung Medical Center

Conditions:

Heart Failure With Preserved Ejection Fraction

Coronary Microvascular Dysfunction

Eligibility:

All Genders

19+ years

Brief Summary

To evaluate the incidence of coronary microvascular dysfunction (CMD) and its' prognostic implication in patients who have diagnosed as heart failure with preserved ejection fraction (HFpEF) confirmed...

Detailed Description

Heart failure with preserved ejection fraction (HFpEF) is a clinical syndrome in patients with current or prior symptoms of HF with a left ventricular ejection fraction (LVEF) ≥ 50 percent and evidenc...

Eligibility Criteria

Inclusion

  • Subject must be at least 19 years of age.
  • Subject with preserved ejection fraction (ejection fraction \> 50%)
  • Subject presented with dyspnea on exertion (NYHA Grade 2 or more) and diagnosed as HFpEF using HFA-PEFF scoring system (HFA-PEFF ≥5 or 2-4 with abnormal stress test or invasive hemodynamic test)
  • Subject who clinically need coronary angiography
  • Subject who is able to voluntarily sign informed consent form

Exclusion

  • Subject with reduced ejection fraction (\<50%)
  • Subject with significant coronary artery stenosis on coronary angiography (diameter stenosis ≥90% or 50-90% with fractional flow reserve \[FFR\] ≤0.80)
  • Subject who has other obvious causes of dyspnea (ex, lung disease)
  • Subject who have non-cardiac co-morbid conditions with life expectancy \<1 year

Key Trial Info

Start Date :

January 25 2021

Trial Type :

OBSERVATIONAL

Allocation :

ESTIMATED

End Date :

December 31 2024

Estimated Enrollment :

100 Patients enrolled

Trial Details

Trial ID

NCT04788576

Start Date

January 25 2021

End Date

December 31 2024

Last Update

January 30 2024

Active Locations (1)

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1

Samsung Medical Center

Seoul, South Korea, 06351