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Updated: Aug 11, 2026

Assessment of Vascular Tone Responsiveness using Isolated Mesenteric Arteries with a Focus on Modulation by Perivascular Adipose Tissues
Published on: June 3, 2019
[The condition of vascular-thrombocyte hemostasis in the elderly with arterial hypertension]
Insights
Elderly patients with arterial hypertension show increased vascular hemostasis and platelet aggregation. Systolo-diastolic arterial hypertension (SDAH) presents with more severe platelet issues than isolated systolic arterial hypertension (ISAH).
Area of Science:
- Cardiovascular Medicine
- Hematology
- Gerontology
Context:
- Arterial hypertension (AH) is prevalent in the elderly.
- Understanding vascular and platelet function is crucial for managing AH in older adults.
Purpose:
- To analyze vascular-thrombocyte hemostasis parameters in elderly patients with systolo-diastolic arterial hypertension (SDAH) and isolated systolic arterial hypertension (ISAH).
Summary:
- Uncomplicated AH in the elderly involves activated vascular hemostasis and increased platelet aggregation, indicated by elevated Willebrand factor and altered aggregation patterns.
- SDAH, unlike ISAH, shows a higher prevalence of nocturnal blood pressure surges and more significant thrombocyte hyperfunction.
- These distinct hemostatic profiles suggest tailored disaggregation therapy approaches are needed for different AH types in the elderly.
Impact:
- Highlights specific hemostatic differences between SDAH and ISAH in elderly populations.
- Informs clinical decisions regarding antiplatelet and disaggregation therapies for older hypertensive patients.
- Contributes to personalized medicine strategies in geriatric cardiovascular care.
Abstract:
The aim of the study was to analyze the main parameters of vascular-thrombocyte hemostasis in patients with systolo-diastolic and isolated systolic arterial hypertension (SDAH and ISAH) aged over 65 years. The subjects were 201 elderly patients with AH. The study revealed that uncomplicated AH in the elderly was characterized by activation of vascular hemostasis and increase of thrombocyte aggregation ability, manifested by the increase of Willebrand factor level, the presence of spontaneous and irreversible aggregation, coincidence of the first and the second waves of aggregation, and intensification of aggregation in response to "moderate" and "strong" inductors. Unlike ISAH, uncomplicated SDAH in the elderly is characterized by noticeable prevalence of night-peakers in the day profile of arterial pressure, and is accompanied by more pronounced thrombocyte hyperfunction; this difference should be taken into account while administering disaggregation therapy.
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