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Published on: September 28, 2016
Metabolic modulation and optimization of energy consumption in heart failure
R Ferrari1, G Cicchitelli, E Merli
1Dipartimento di Cardiologia, Università di Ferrara, Arcispedale Sant'Anna, Ferrara, Italy. fri@dns.unife.it
Insights
Chronic heart failure (CHF) is a serious condition impacting public health. Novel treatments targeting muscle metabolism, like carnitine, show promise for improving patient quality of life.
Area of Science:
- Cardiology
- Metabolic Syndrome
- Pharmacology
Background:
- Chronic heart failure (CHF) is a prevalent and debilitating condition with a poor prognosis, posing a significant public health challenge.
- Standard treatments for CHF include ACE inhibitors, diuretics, and digitalis, with other agents used to manage progression and hemodynamics.
- Despite optimal therapy, CHF patients experience persistent reductions in exercise capacity and quality of life, with symptoms like fatigue and shortness of breath.
Purpose of the Study:
- To explore the metabolic underpinnings of chronic heart failure.
- To identify novel therapeutic strategies for improving outcomes in CHF patients.
- To investigate compounds that positively modulate impaired muscle metabolism in CHF.
Main Methods:
- Review of existing literature on CHF pathophysiology and treatment.
- Analysis of the role of muscle metabolism and energy production in CHF symptoms.
- Evaluation of potential therapeutic agents targeting metabolic pathways.
Main Results:
- CHF is characterized by impaired cardiac and peripheral muscle metabolism.
- Symptoms such as fatigue and shortness of breath may stem from metabolic dysfunction rather than solely hemodynamic changes.
- Compounds like carnitine, trimetazidine, and ranolazine are being investigated for their potential to improve muscle metabolism.
Conclusions:
- Chronic heart failure is a complex metabolic syndrome.
- Targeting muscle metabolism represents a promising avenue for novel CHF therapies.
- Further research into metabolic modulators is warranted to improve exercise capacity and quality of life in CHF patients.
Abstract:
Chronic heart failure (CHF) is a common and disabling syndrome with a poor prognosis. It is a major and increasing public health problem. Angiotensin-converting enzyme inhibitors, diuretics, and digitalis are the standards treatments for CHF. Other drugs, such as beta-blockers, spironolactone, calcium antagonists, vasodilators, and antiarrhythmic agents are used to counteract the progression of the syndrome or to improve the hemodynamic profile. Despite optimum treatment with neurohumoral antagonists, prognosis of CHF remains poor; the patients complain of persistent reductions in their exercise capacity and quality of life. Fatigue and shortness of breath, two common and disabling symptoms in patient with CHF, are relatively independent from hemodynamic and neuroendocrine changes, although they seem to be related to the impairment of peripheral muscle metabolism and energetic phosphate production. Therefore, CHF is a complex metabolic syndrome in which the metabolism of cardiac and peripheral muscles is impaired and novel therapeutic strategies have been aimed at positive modulation with compounds such as carnitine, trimetazidine, and ranolazine.
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