Results 11 to 20 of about 1,509,767 (359)

The cerebral circulation and cerebrovascular disease II: Pathogenesis of cerebrovascular disease

open access: yesBrain Circulation, 2017
In this paper, we review the cerebral circulation and cerebrovascular disease (CVD) with an overview of the major types of CVD pathogenesis. These, as categorized here, are as follows: occlusive injury intrinsic to blood vessels, occlusive injury ...
Ankush Chandra   +4 more
doaj   +2 more sources

Cerebral Collateral Circulation in the Era of Reperfusion Therapies for Acute Ischemic Stroke

open access: yesStroke, 2022
Clinical outcomes of patients with acute ischemic stroke depend in part on the extent of their collateral circulation. A good collateral circulation has also been associated with greater benefit of intravenous thrombolysis and endovascular treatment ...
Simone M. Uniken Venema   +4 more
semanticscholar   +1 more source

Astrocytes monitor cerebral perfusion and control systemic circulation to maintain brain blood flow

open access: yesNature Communications, 2020
Astrocytes provide neurons with essential metabolic and structural support, modulate neuronal circuit activity and may also function as versatile surveyors of brain milieu, tuned to sense conditions of potential metabolic insufficiency. Here we show that
N. Marina   +13 more
semanticscholar   +1 more source

The importance of comorbidities in ischemic stroke: Impact of hypertension on the cerebral circulation

open access: yesJournal of Cerebral Blood Flow and Metabolism, 2018
Comorbidities are a hallmark of stroke that both increase the incidence of stroke and worsen outcome. Hypertension is prevalent in the stroke population and the most important modifiable risk factor for stroke.
M. Cipolla, D. Liebeskind, Siu-Lung Chan
semanticscholar   +1 more source

NeoDoppler: New ultrasound technology for continuous cerebral circulation monitoring in neonates

open access: yesPediatric Research, 2019
Background There is a strong need for continuous cerebral circulation monitoring in neonatal care, since suboptimal cerebral blood flow may lead to brain injuries in preterm infants and other critically ill neonates.
S. D. Vik   +4 more
semanticscholar   +1 more source

Impact of Metabolic Diseases on Cerebral Circulation: Structural and Functional Consequences.

open access: yesComprehensive Physiology, 2018
Metabolic diseases including obesity, insulin resistance, and diabetes have profound effects on cerebral circulation. These diseases not only affect the architecture of cerebral blood arteries causing adverse remodeling, pathological neovascularization ...
Maha Coucha   +4 more
semanticscholar   +1 more source

Autoregulation of Cerebral Blood Flow During 3-h Continuous Cardiopulmonary Resuscitation at 27°C

open access: yesFrontiers in Physiology, 2022
Introduction: Victims of accidental hypothermia in hypothermic cardiac arrest (HCA) may survive with favorable neurologic outcome if early and continuous prehospital cardiopulmonary resuscitation (CPR) is started and continued during evacuation and ...
Sergei Valkov   +11 more
doaj   +1 more source

Intracranial collateral circulation and its role in neurovascular pathology

open access: yesEgyptian Journal of Neurosurgery, 2021
Background Collateral circulation is a vascular network which maintains the blood flow after the partial blockage of primary vascular pathways. This acts as potential vascular supplementary system and plays important role in the cerebral ischemia.
Harold E. Vasquez   +7 more
doaj   +1 more source

Bond Graph Model of Cerebral Circulation: Toward Clinically Feasible Systemic Blood Flow Simulations

open access: yesFrontiers in Physiology, 2018
We propose a detailed CellML model of the human cerebral circulation that runs faster than real time on a desktop computer and is designed for use in clinical settings when the speed of response is important.
Shan Su   +4 more
semanticscholar   +1 more source

H2S mediates the vasodilator effect of endothelin-1 in the cerebral circulation.

open access: yesAmerican Journal of Physiology. Heart and Circulatory Physiology, 2018
H2S is an endogenous gasotransmitter that increases cerebral blood flow. In the cerebral vascular endothelium, H2S is produced by cystathionine δ-lyase (CSE). Endothelin-1 (ET-1) has constrictor and dilator influences on the cerebral circulation.
Shalinkumar Patel   +7 more
semanticscholar   +1 more source

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