cerebral autoregulation
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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Dynamic cerebral autoregulation after intracerebral hemorrhage: A case-control study
... to cerebral hemodynamic data, and hematoma volume was calculated from the most recent brain CT prior to the TCD study by using the “ ABC/2 ” volume method ...assess cerebral autoregulation capacity ...
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Cerebral autoregulation and neurovascular coupling are progressively impaired during septic shock: an experimental study
... by cerebral perfusion pressure (CPP, ...small cerebral vessels ...as cerebral autoregulation (CA) ...(static cerebral auto- regulation, sCA) ...
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COMBINATION OF METFORMIN /SITAGLIPTIN ENHANCES CEREBRAL AUTOREGULATION IN PATIENTS WITH NEWLY DIAGNOSED TYPE2 DIABETES MELLITUS
... Cerebral autoregulation may be defined as the ability of cerebral arteries and arterioles to dilate and constrict in response to various stimuli thereby maintaining constant cerebral blood ...
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Impaired cerebral autoregulation is associated with brain dysfunction in patients with sepsis
... in cerebral microcirculation may occur even with normal systemic haemodynamics and could contribute to tissue hypoxia [8, ...in cerebral autoregulation (CAR) ...of cerebral ischaemia during ...
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Chronic kidney disease and poor outcomes in ischemic stroke: is impaired cerebral autoregulation the missing link?
... impaired cerebral autoregulation, we need to consider the physiology of ...renal autoregulation status has been well documented by the same method of TFA we used to assess dynamic ...and ...
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Compromised dynamic cerebral autoregulation in patients with generalized anxiety disorder: a study using transfer function analysis
... Cerebral autoregulation is divided into static cerebral autoregulation and dynamic cerebral autoregulation (dCA), and the dCA is more sensitive to pathological situations [14, ...
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Near Infrared Spectroscopy and Transcranial Doppler Sonography for the estimation of Cerebral Autoregulation after Intra Arterial Thrombectomy for Ischemic Stroke
... the cerebral blood flow velocity (CBFV) are considered to occur simuntaneously, due to the high flow of blood in the major ...the cerebral arterioles, termed Cerebral Autoregulation ...
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Multimodal pressure-flow method to assess dynamics of cerebral autoregulation in stroke and hypertension
... and cerebral blood flow changes associated with provocative ...of cerebral autoregulation using the instantaneous systemic BP and MCA BFV phase relationships during the ...
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Age Related Changes of Cerebral Autoregulation: New Insights with Quantitative T2′ Mapping and Pulsed Arterial Spin Labeling MR Imaging
... cerebrovascular autoregulation under hyperoxic conditions (Wagner M, Magerkurth J, Volz S, et al; unpublished data, ...of cerebral gray matter decreases with age, whether there is a similar decrease of the ...
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Lipopolysaccharide infusion enhances dynamic cerebral autoregulation without affecting cerebral oxygen vasoreactivity in healthy volunteers
... the cerebral circulation ...the cerebral cir- culation more susceptible to hypoxia by facilitating the formation of reactive oxygen-nitrogen species ...
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Changes in cerebral autoregulation and blood biomarkers after remote ischemic preconditioning
... All dCA measurements were performed in a specific, quiet examination room with a controlled temperature of 20°C to 24°C to minimize confounding stimuli. Participants were asked to adopt a relaxed supine position for 10 ...
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A pilot cohort study of cerebral autoregulation and 2-year neurodevelopmental outcomes in neonates with hypoxic-ischemic encephalopathy who received therapeutic hypothermia
... neonatal cerebral oximetry probe may affect the cerebral oximetry measurements in neonates ...the autoregulation monitoring period and normalized the AUC for the duration of monitoring to account for ...
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Original Article Elevated blood pressure variability is associated with incidence of sepsis-associated encephalopathy
... altered cerebral microcirculation. Cerebral autoregulation (CA) plays an important role in the intricate process by which stable cerebral perfusion is main- tained against changes in arterial ...
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Development of patient specific cardiovascular models predicting dynamics in response to orthostatic stress challenges
... During HUT and STS experiments typical cardiovascular measurements in- clude: arterial blood pressure, heart rate, and cerebral blood fow velocity mea- sured using Transcranial Doppler ultrasound. These ...
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Early Childhood Gender Differences in Anterior and Posterior Cerebral Blood Flow Velocity and Autoregulation
... greater autoregulation of ...in cerebral autoregulation may be hormonally mediated and coincide with ...in cerebral autoregulation may vary as a function of ...control cerebral ...
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Review Article Mechanisms of cerebrovascular autoregulation and spreading depolarization-induced autoregulatory failure: a literature review
... Cerebrovascular autoregulation maintains brain hemostasis via regulating cerebral flow when blood pres- sure fluctuation ...Monitoring autoregulation can be achieved by transcranial Doppler ...
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Individualized perfusion targets in hypoxic ischemic brain injury after cardiac arrest
... Cerebral autoregulation, through compensatory vaso- dilation and vasoconstriction, is the innate ability of the cerebrovasculature to maintain stable CBF over a wide range of MAP ...health, ...
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Altered Low Frequency Oscillations of Cortical Vessels in Patients with Cerebrovascular Occlusive Disease – A NIRS Study
... In the healthy brain, the inter-hemispheric phase shift is expected to be close to 0° and the inter-hemispheric amplitude ratio close to 1 (8), as a sign of the two hemispheres being syn- chronous and at the same level ...
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Correction
... Cerebral autoregulation testing after aneurysmal subarachnoid hemorrhage: the phase relationship between arterial blood pressure and cerebral blood flow velocity.. Soehle M, Czosnyka M, [r] ...
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