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Published on: May 26, 2022
[Systolic hypertension-treat or not to treat?]
Elmar Offers1, Rainer E Kolloch
1Klinik für Kardiologie und Internistische Intensivmedizin, Städtische Kliniken Bielefeld Mitte, Akademisches Lehrkrankenhaus der Westfälischen Wilhelms-Universität Münster, Bielefeld, Germany.
Insights
High systolic blood pressure increases cardiovascular risk, especially in older adults. Lowering blood pressure through antihypertensive therapy can reduce cardiovascular events and stroke risk.
Area of Science:
- Cardiovascular physiology
- Hypertension research
- Geriatric cardiology
Context:
- Elevated systolic and diastolic blood pressure significantly increase cardiovascular risk.
- Pulse pressure, alongside systolic and diastolic values, is a crucial cardiovascular risk indicator.
- Isolated systolic hypertension prevalence rises with age due to arterial wall remodeling and decreased compliance.
Purpose:
- To highlight the significant correlation between systolic blood pressure and cardiovascular mortality/morbidity in the elderly.
- To emphasize the role of antihypertensive therapy in mitigating cardiovascular events in elderly patients with isolated systolic hypertension.
Summary:
- Elevated systolic and diastolic blood pressure are major contributors to cardiovascular risk.
- Lowering blood pressure effectively reduces cardiovascular risk.
- Pulse pressure is an important additional cardiovascular risk indicator.
- Arterial wall changes in aging lead to decreased compliance, increased pulse pressure, and elevated cardiac stress.
- Antihypertensive therapy in elderly patients with isolated systolic hypertension reduces cardiovascular events, particularly stroke.
Impact:
- Provides evidence for the strong link between systolic blood pressure and adverse cardiovascular outcomes in the elderly.
- Supports the clinical use of antihypertensive therapies for risk reduction in older populations with isolated systolic hypertension.
- Underscores the importance of considering pulse pressure in cardiovascular risk assessment.
Unlabelled:
HEMODYNAMICS: Elevated diastolic as well as elevated systolic blood pressure substantially contribute to the increase of cardiovascular risk. Conclusive results have proven that lowering diastolic and/or systolic blood pressure can reduce cardiovascular risk. There is evidence that not only the absolute values for diastolic and systolic blood pressure alone but also the pulse pressure as an additional indicator of cardiovascular risk have to be considered. The prevalence of isolated systolic hypertension increases with age. Remodeling of the arterial wall with increase of collagen and decrease of elastic fibers are leading to an impaired arterial compliance. Decreased compliance and acceleration of the pulse wave velocity can elevate systolic and lower diastolic blood pressure. In consequence cardiac stress and pulse pressure will rise.
Conclusion:
There is a strong correlation in elderly patients between cardiovascular mortality and morbidity and systolic blood pressure. Antihypertensive therapy is able to lower cardiovascular event rate in elderly patients with isolated systolic hypertension with a predominant risk reduction for stroke.
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