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Hypertension and the heart
1Alton Ochsner Medical Foundation, 1516 Jefferson Highway, New Orleans, LA 70121, USA.
Current Hypertension Reports
|November 4, 2000
Summary
Hypertension causes left ventricular hypertrophy, increasing cardiovascular risks. This review explores how high blood pressure and aging interact to worsen heart changes and affect circulation.
Area of Science:
- Cardiovascular Medicine
- Hypertension Research
- Cardiac Pathophysiology
Background:
- Sustained arterial pressure elevation leads to left ventricular hypertrophy (LVH).
- LVH adversely impacts myocytes, interstitium, and coronary vasculature.
- Hypertensive heart disease significantly elevates cardiovascular morbidity and mortality risks.
Purpose of the Study:
- To discuss mechanisms of hypertension-induced myocardial collagen accumulation.
- To examine impairments in coronary hemodynamics due to hypertension.
- To analyze the interaction between hypertension and aging on cardiac changes.
Main Methods:
- Review of existing literature on hypertension-induced cardiac remodeling.
- Analysis of mechanisms contributing to myocardial fibrosis.
- Discussion of hemodynamic alterations in the coronary circulation.
Main Results:
- Hypertension promotes myocardial collagen accumulation and ventricular fibrosis.
- Coronary circulation is impaired in hypertensive conditions.
- Aging exacerbates hypertension-induced cardiac changes and fibrosis.
Conclusions:
- Hypertension-induced myocardial fibrosis and coronary hemodynamic impairments increase cardiovascular risk.
- The interplay of hypertension and aging worsens cardiac pathology.
- Therapeutic effects on fibrosis and hemodynamics warrant further investigation.
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