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Left ventricular diastolic dysfunction and cardiovascular regulation in hypertension
1Department of Heart and Hypertension Research, Cleveland Clinic Foundation, Ohio 44195-5069.
The American Journal of Medicine
|December 26, 1989
Summary
Hypertension can impair left ventricular diastolic function, affecting how the heart fills. Antihypertensive therapy may improve this crucial cardiac filling rate.
Area of Science:
- Cardiology
- Hypertension Research
- Physiology
Background:
- Left ventricular diastolic filling rate alterations in hypertension are not fully understood.
- Hypertension is linked to impaired peripheral vascular regulation by cardiopulmonary reflexes.
- Diastolic dysfunction in hypertension requires further investigation.
Purpose of the Study:
- To assess the determinants and physiologic consequences of altered left ventricular diastolic filling rate in hypertension.
- To review functional correlates of altered left ventricular diastolic function.
- To examine the effects of antihypertensive therapy on left ventricular filling.
Main Methods:
- Review of existing data and literature.
- Analysis of functional correlates of diastolic function.
- Evaluation of antihypertensive therapy impacts.
Main Results:
- Hypertension is associated with impaired left ventricular diastolic filling.
- Cardiopulmonary reflex dysfunction may contribute to diastolic dysfunction in hypertensive patients.
- Antihypertensive treatments may positively influence left ventricular diastolic filling rates.
Conclusions:
- Altered left ventricular diastolic filling is a significant consequence of hypertension.
- Understanding these alterations is key for managing hypertensive heart disease.
- Therapeutic interventions targeting blood pressure may improve cardiac diastolic function.