Dynamic Cerebral Autoregulation
Dynamic cerebral autoregulation after intracerebral hemorrhage: A case-control study
... and Dynamic Cerebral Autoregulation TCD ultrasound is a noninvasive and readily available diagnostic tool that can be used to assess dynamic cere- bral ...major cerebral arteries in ...
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Dynamic cerebral autoregulation after confinement in an isolated environment for 14 days
... in cerebral autoregulation are considered one of the factors underlying orthostatic in- ...fact, cerebral autoregulation was reportedly impaired in astronauts who had experienced orthostatic ...
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Lipopolysaccharide infusion enhances dynamic cerebral autoregulation without affecting cerebral oxygen vasoreactivity in healthy volunteers
... impaired dynamic autoregulation as a contributory factor to sepsis-associated encephalopathy, at least during the very early stages of sepsis as mimicked by use of a LPS infusion in a human-experimental ...
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Wavelet coherence analysis of dynamic cerebral autoregulation in neonatal hypoxic–ischemic encephalopathy
... assess dynamic cerebral autoregulation in preterm newborns (Tsuji et ...paired cerebral autoregulation as indicated by an in-phase coherence between the spontaneous MAP and S ct O 2 ...
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Using physiological MRI to estimate dynamic cerebral autoregulation metrics: functional MRI feasibility study
... and dynamic cerebral autoregulation Cerebral autoregulation comprises cerebral arteriolar vasodilatation and vasoconstriction in response to fluctuations in the mean arterial ...
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Compromised dynamic cerebral autoregulation in patients with generalized anxiety disorder: a study using transfer function analysis
... 18. Barnes SC, Ball N, Haunton VJ, Robinson TG, Panerai RB. The cerebrocardiovascular response to periodic squat-stand maneuvers in healthy subjects: a time-domain analysis. Am J Physiol Heart Circ Physiol. ...
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Predictive Value of Dynamic Cerebral Autoregulation Assessment in Surgical Management of Patients with High-Grade Carotid Artery Stenosis
... Germany Dynamic cerebral autoregulation (DCA) capacity along with the degree of internal carotid artery (ICA) stenosis and characteristics of the plaque can also play an important role in selection ...
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Revisiting the frequency domain: the multiple and partial coherence of cerebral blood flow velocity in the assessment of dynamic cerebral autoregulation
... Estimates of RAP rely on the accuracy of non-invasive measurements of ABP from the digital arteries, using the volume clamp method. Visual inspection of the raw data was carried out to assess the quality of the ...
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N-Terminal Pro Brain, N-Terminal Pro Atrial Natriuretic Peptides, and Dynamic Cerebral Autoregulation
... on cerebral vessels, it is also possible that a long-last- ing unregulated elevation in NP may hamper the re- sponse of smooth muscle and endothelium of cerebral vessels to intravascular pressure changes, ...
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Is dynamic cerebral autoregulation measurement using transcranial Doppler ultrasound reproducible in the presence of high concentration oxygen and carbon dioxide?
... of cerebral autoregulation during spontaneous fluctuations of BP, and importantly addressed the longstanding sample size requirement to reinforce reproducibility in future ...
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A comparison of static and dynamic cerebral autoregulation during mild whole-body cold stress in individuals with and without cervical spinal cord injury: a pilot study
... cerebral artery blood velocity and MAP, dynamic CA as transfer function coherence, gain and 45.. phase between spontaneous changes in MAP to middle cerebral artery blood velocity.[r] ...
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Changes in cerebral autoregulation and blood biomarkers after remote ischemic preconditioning
... Dynamic cerebral autoregulation (dCA) is a unique function of the cerebrovasculature and is critical to the regulation of cerebral hemodynamics. 11 dCA predicts the occurrence and prognosis of ...
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Multimodal pressure-flow method to assess dynamics of cerebral autoregulation in stroke and hypertension
... evaluating dynamic cerebral autoregulation that use the Fourier transform-based coherence and transfer functions assume a linear relationship between stationary ...of cerebral BFV with respect ...
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Cerebral hemodynamics in stroke and traumatic brain injury:the interplay between blood pressure, cerebral perfusion, body position and autoregulation
... autoregulation by TFA ...TCD autoregulation studies is hampered by several methodological ...of cerebral autoregulation should always be interpreted with caution, keeping in mind the ...
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Cerebral autoregulation and neurovascular coupling are progressively impaired during septic shock: an experimental study
... 60. Eames PJ, Blake MJ, Dawson SL, Panerai RB, Potter JF (2002) Dynamic cerebral autoregulation and beat to beat blood pressure control are impaired in acute ischaemic stroke. J Neurol Neurosurg ...
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Autoregulation modelling of cerebral haemodynamics
... 5.14 Efferent Arterial Response to 20mmHg Pressure Drop in RICA in.. the Balanced Configuration.[r] ...
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Cerebral Perfusion and Cerebral Autoregulation after Cardiac Arrest
... of cerebral perfusion and changes in cerebral autoregulation after out of hospital cardiac ...low cerebral blood flow that gradually restores towards normal values during the first 72 hours ...
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Impacts of Microgravity Analogs to Spaceflight on Cerebral Autoregulation
... The dynamic approach relies on the rapid changes in ABP, the CBF response to these changes, and, in particular the time to return to its baseline values ( Tiecks et ...a cerebral vasoconstriction, whereas a ...
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Cerebral autoregulation in different hypertensive disorders of pregnancy
... However, none of these studies measured CBFV and blood pressure simultaneously and therefore could not assess the dynamic cerebral autor- egulation. More recently, our group demonstrated decreased ARI in ...
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Cerebral blood flow autoregulation is impaired in schizophrenia
... ( Cheung et al., 2013; Ikram et al., 2006; McGeechan et al., 2009 ). A functional genomics study involving genome-wide association revealed that the expression of several genes involved in vasoregulation, shear ...
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