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[Therapeutical strategies in hypertensive patients presenting heart failure symptoms]
1II. Interne Abteilung mit Kardiologie und Angiologie und Intensivstation, A.ö. Krankenhaus der Elisabethinen Linz, Linz, Osterreich. christian.ebner@elisabethinen.or.at
Insights
Congestive heart failure (CHF) management has evolved, with ACE-inhibitors and beta-blockers now essential. New trials show combined therapies, including Angiotensin-II-receptor blockers, further reduce mortality in CHF patients.
Area of Science:
- Cardiology
- Internal Medicine
- Public Health
Background:
- Congestive heart failure (CHF) is a growing global health concern.
- Coronary artery disease is now a primary cause of CHF, with hypertension, diabetes, and hyperlipidemia as key risk factors.
- Non-pharmacological interventions like fluid restriction and exercise are important for stable CHF.
Purpose of the Study:
- To review current pharmacological treatments for congestive heart failure.
- To highlight the role of specific drug classes in reducing CHF mortality.
- To emphasize the importance of managing underlying risk factors like hypertension.
Main Methods:
- Review of recent large double-blind randomized trials on CHF pharmacotherapy.
- Analysis of drug efficacy in reducing mortality and managing symptoms.
- Focus on ACE-inhibitors, beta-blockers, Angiotensin-II-receptor blockers, and diuretics.
Main Results:
- ACE-inhibitors and beta-blockers are foundational treatments for CHF.
- Angiotensin-II-receptor blockers offer an alternative when ACE inhibitors or beta-blockers are not tolerated.
- The CHARM study demonstrated further mortality reduction with the combination of all three drug classes.
- Diuretics are crucial for managing fluid overload in progressive heart failure.
Conclusions:
- Aggressive treatment of hypertension is critical for preventing heart failure development.
- Pharmacological interventions, particularly ACE-inhibitors and beta-blockers, significantly reduce CHF mortality.
- Combined therapy with ACE-inhibitors, beta-blockers, and Angiotensin-II-receptor blockers offers additional survival benefits.
Abstract:
In the last decade the number of patients with congestive heart failure has increased noticeably and today heart failure is one of the major problems in civilized countries. While in earlier decades arterial hypertension was the main reason for developing heart failure, today coronary artery disease has become the focus of attention. However, arterial hypertension, diabetes and hyperlipidemia are also main risk factors for developing coronary artery disease. In addition to non-pharmacological management with reduced fluid intake and periodical exercise training particularly in stable heart failure, in the last decade some special drug compounds have demonstrated a significant reduction in mortality in great double blind randomized trials. ACE-inhibitors and betablockers are essential components in treating congestive heart failure. Angiotensin-II-receptorblockers are indicated if ACE inhibitors and/or beta-blockers are not tolerated. The combined use of all three compounds was shown to result in a further reduction of mortality in the recently presented CHARM study. In progressive heart failure the use of diuretics is necessary and effective especially when fluid overload exists. Not treating heart failure is followed by high mortality, as we know, and so adequate and uncompromising treatment of hypertension is the most important approach to prevent the further development of heart failure.
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