Antihypertensive drug therapy and regression of left ventricular hypertrophy: a review with a focus on diuretics
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1Yale University School of Medicine, New Haven, CT.
Insights
Lowering blood pressure can help reverse cardiac hypertrophy (LVH). Effective antihypertensive agents, including ACE inhibitors and calcium blockers, can prevent or reverse LVH, improving patient prognosis.
Area of Science:
- Cardiology
- Hypertension Management
- Cardiac Physiology
Background:
- Left ventricular hypertrophy (LVH) is a significant risk factor in hypertensive patients.
- Reversal of LVH may offer prognostic benefits.
- Blood pressure elevation is a primary driver of cardiac hypertrophy.
Purpose of the Study:
- To evaluate the role of blood pressure treatment in regression of LVH.
- To assess the effectiveness of various antihypertensive agents in LVH regression.
Main Methods:
- Review of data on antihypertensive agents and their effect on LVH.
- Analysis of factors contributing to cardiac hypertrophy in hypertension.
Main Results:
- Recommended antihypertensive agents (diuretics, beta-blockers, ACE inhibitors, calcium blockers) are effective in regressing LVH when blood pressure is lowered.
- Vasodilators, in combination therapy, also contribute to LVH regression.
- Achieving and maintaining normotensive levels is key for prevention or reversal of LVH.
Conclusions:
- Regression of LVH is a viable adjunctive goal in blood pressure treatment.
- Effective blood pressure control with various antihypertensive agents can prevent or reverse LVH.
- Improved prognosis is associated with the reversal of cardiac hypertrophy.
Abstract:
Regression of LVH is a reasonable adjunctive goal of blood pressure treatment, given the well described risks of hypertrophy and the possible benefits inherent in its reversal. Data suggest that any of the presently recommended agents for initial monotherapy, i.e. diuretics, beta adrenergic inhibitors, ACE inhibitors, or calcium blockers, are effective in achieving regression of hypertrophy if blood pressure lowering is achieved. While there may be other factors that play a role in the genesis and maintenance of cardiac hypertrophy in the hypertensive subject, it would appear that blood pressure elevation is probably the most important one. If reduction of blood pressure to normotensive levels can be achieved and maintained by the use of any of the antihypertensive agents (including the vasodilators, if used in combination with adrenergic inhibitors and/or diuretics), there is a reasonable chance that cardiac hypertrophy can be prevented or reversed and prognosis improved.