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Lumped-Parameter and Finite Element Modeling of Heart Failure with Preserved Ejection Fraction
Published on: February 13, 2021
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Heart failure with preserved ejection fraction: refocusing on diastole.
Antonio Abbate1, Ross Arena2, Nayef Abouzaki3
1VCU Pauley Heart Center, Virginia Commonwealth University, Richmond, VA, USA; Victoria Johnson Research Laboratories, Virginia Commonwealth University, Richmond, VA, USA.
International Journal of Cardiology
|December 4, 2014
Summary
Heart failure with preserved ejection fraction (HFpEF) presents diagnostic challenges due to impaired diastolic function. Current treatments effective for systolic dysfunction show limited benefit for HFpEF patients, necessitating further research.
Area of Science:
- Cardiology
- Internal Medicine
Background:
- Heart failure with preserved ejection fraction (HFpEF) is characterized by normal left ventricular ejection fraction (>50%) but presents with exercise intolerance and congestion.
- Diastolic dysfunction, involving impaired left ventricular relaxation or filling, is a key feature of HFpEF, crucial for differentiating it from other conditions.
Purpose of the Study:
- To review the diagnostic challenges, differential diagnosis, prognostic assessment, and treatment strategies for HFpEF.
- To highlight the limitations of current therapeutic approaches and the urgent need for further research.
Main Methods:
- This review synthesizes existing literature on HFpEF diagnosis and management.
- It critically examines diagnostic criteria, differential diagnoses, prognostic factors, and treatment outcomes.
Main Results:
- Diagnosing HFpEF is complex, requiring careful evaluation to distinguish it from non-cardiac causes of symptoms.
- Multiple underlying mechanisms contribute to diastolic dysfunction in HFpEF, yet specific targeted therapies remain elusive.
- Treatments successful in HF with reduced ejection fraction have not demonstrated significant efficacy in HFpEF, where prognosis remains poor.
Conclusions:
- Accurate diagnosis of HFpEF is essential but challenging, requiring a thorough understanding of diastolic dysfunction.
- The lack of effective, tailored therapies for HFpEF underscores a critical gap in cardiovascular medicine.
- Significant research is needed to develop effective treatments and improve outcomes for patients with HFpEF.
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