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Published on: December 2, 2016
Hypertension and cardiac failure in its various forms
Krishna K Gaddam1, Anil Verma, Mark Thompson
1Department of Medicine, Division of Cardiovascular Diseases, Ochsner Clinic Foundation, New Orleans, LA 70121, USA.
Insights
Hypertension significantly raises heart failure risk. Early recognition and treatment of hypertension and hypertensive heart disease are crucial for prevention and improved survival, especially with effective antihypertensive drugs.
Area of Science:
- Cardiology
- Hypertension Research
- Heart Failure Studies
Background:
- Hypertension is a primary risk factor for both systolic and diastolic heart failure.
- Increasing life expectancy and cardiovascular disease treatments contribute to a rising prevalence of heart failure.
- Heart failure is a major cause of cardiovascular morbidity and mortality.
Purpose of the Study:
- To emphasize the importance of early hypertension recognition and treatment in preventing heart failure.
- To review the efficacy of various antihypertensive drug classes in managing hypertensive heart disease.
- To highlight challenges in treating heart failure with preserved ejection fraction.
Main Methods:
- Review of existing literature on hypertension and heart failure.
- Analysis of antihypertensive drug classes' effects on left ventricular hypertrophy (LVH) and heart failure.
- Discussion of current treatment strategies for heart failure with preserved ejection fraction.
Main Results:
- Antihypertensive medications, excluding direct vasodilators, can reverse LVH and prevent heart failure.
- Most major antihypertensive drug classes, notably beta-blockers and RAS antagonists, improve survival in LV systolic dysfunction.
- Treating heart failure with preserved ejection fraction remains largely empiric, focusing on blood pressure and volume management.
Conclusions:
- Effective management of hypertension is key to reducing heart failure incidence and improving patient outcomes.
- While treatments exist for LVH and systolic dysfunction, diastolic dysfunction and HFpEF require further research and targeted therapies.
- Controlling blood pressure and fluid balance are current cornerstones for managing heart failure with preserved ejection fraction.
Abstract:
Hypertension clearly increases the risk of systolic or diastolic heart failure. With aging population and advancements in treatment of cardiovascular diseases, the prevalence of heart failure is ever-increasing and is a principal cause of cardiovascular morbidity and mortality. Treating hypertension has been shown to decrease the risk of development of heart failure and hence underscores the early recognition and treatment of hypertension and hypertensive heart disease. Antihypertensive treatment with drugs from all classes except direct vasodilators is effective in reversing LVH and preventing heart failure. Also, all of the major classes of antihypertensive drugs, particularly beta-blockers and RAS antagonists, with the exception of calcium antagonists, have been shown to improve survival in patients who have LV systolic dysfunction. However, phenotyping and identifying the pathophysiology and appropriate treatments for patients who have diastolic dysfunction and heart failure with preserved ejection fraction has been a daunting task. At this time, treatment of these patients is largely empiric, focusing on BP control, and treating or avoiding intravascular volume overload.
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