Abstract
Structural abnormalities of microvessels are common alterations associated with chronic hypertension. Changes in the microvascular structure of the cerebral circulation, both in terms of an increased media-lumen ratio of cerebral small resistance arteries or the wall-to-lumen ratio of retinal arterioles, as well as capillary rarefaction, may have important pathophysiological and clinical consequences. Cerebral small vessel disease is associated with an increased risk of death, ischemic stroke and cognitive decline. Changes in large artery stiffness induced by hypertension may be related to microvascular alterations and contribute to cerebrovascular events, including cerebral microbleeds. Although the brain may play a crucial role in the onset of essential hypertension, it is also a main target of the detrimental effects of high blood pressure, and changes in small artery structuring are crucial mechanisms involved in the development of the brain damage induced by hypertension.
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Agabiti-Rosei, E., Rizzoni, D., Cunha, P. (2016). Pathophysiology of Brain Damage in Hypertension: Small Vessel Disease. In: Coca, A. (eds) Hypertension and Brain Damage. Updates in Hypertension and Cardiovascular Protection. Springer, Cham. https://doi.org/10.1007/978-3-319-32074-8_5
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DOI: https://doi.org/10.1007/978-3-319-32074-8_5
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