mean cerebral blood flow
THE EFFECTS OF SLEEP AND LACK OF SLEEP ON THE CEREBRAL CIRCULATION AND METABOLISM OF NORMAL YOUNG MEN
... Studies of cerebral blood flow, cerebral vascular resistance, and cerebral oxygen consumption, as well as mean arterial blood pressure, hemoglobin concentration, blood gases, and blood p[r] ...
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Cerebral Blood Flow Is Independent of Mean Arterial Blood Pressure in Preterm Infants Undergoing Intensive Care
... resting MABP in the preterm lamb lies closer to the lower limit of autoregulation, making it more sus- ceptible to cerebral ischemia. Similar studies in hu- man infants are not possible and the limits of auto- ...
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Computed tomography perfusion measurements for definition of lesions in early acute stroke
... (anterior cerebral artery) and vein (sagit- tal superior sinus) as suggested in previous studies ...maps: mean transit time (MTT) in sec- onds, cerebral blood flow (CBF) as ml per 100 ...
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Effects of Dexamethasone on Cerebral Perfusion and Water Diffusion in Patients with High Grade Glioma
... tumor blood flow, but may increase perfusion in peritumoral edematous brain through a marked decline in peritumoral water content, and hence local tissue pressure, caused by the initial reduction in ...
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Hemodynamic and Permeability Changes in Posterior Reversible Encephalopathy Syndrome Measured by Dynamic Susceptibility Perfusion Weighted MR Imaging
... (ADC), cerebral blood volume (CBV), cerebral blood flow (CBF), mean transit time (MTT) and vascular permeability (K2) were calculated in the affected posterior brain areas and ...
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Involvement of calcitonin gene-related peptide in migraine: regional cerebral blood flow and blood flow velocity in migraine patients
... while cerebral blood flow remained ...on mean blood pressure ...the mean plasma level was 340 pmol/L in healthy volunteers ...
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CEREBRAL BLOOD FLOW AND OXYGEN CONSUMPTION IN HYPERTHYROIDISM BEFORE AND AFTER TREATMENT
... Studies of cerebral blood flow, cerebral vascular resistance, and cerebral oxygen consumption, as well as mean arterial blood pressure, hemoglobin concentration, blood gases, and blood p[r] ...
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CT Perfusion Identifies Increased Salvage of Tissue in Patients Receiving Intravenous Recombinant Tissue Plasminogen Activator within 3 Hours of Stroke Onset
... of cerebral perfusion (CTP) is routinely used at many centers around the world to assist in the triage of patients with acute stroke into various thera- pies, including intravenous thrombolysis with recombinant ...
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Dynamic Susceptibility Contrast Perfusion MR Imaging of Multiple Sclerosis Lesions: Characterizing Hemodynamic Impairment and Inflammatory Activity
... as cerebral blood volume (CBV), cere- bral blood flow (CBF), and mean transit time (MTT) were calculated by standard algorithms ...
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Cerebral blood flow evaluation of arteriovenous malformations with stable xenon CT
... TABLE 2: Mean Differences in Cerebral Blood Flow Contralateral Minus Ipsilateral Mean Difference mlj1 00 gjmin Level: Region Thalamus and basal ganglia: Anterior cerebral artery Middle c[r] ...
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Quantification of Cerebral Blood Flow and Oxidative Metabolism in Infants with Post-Hemorrhagic Ventricular Dilatation
... system consisted of a picosecond pulsed diode laser (LDF-P-C-810, PicoQuant, Germany) emitting at 802 nm coupled by a microscope objective lens (NA = 0.25, magnification = 10X) to a 1.5m long multimode fiber (NA = 0.22, ...
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Cerebral haemodynamics and carbon dioxide reactivity during sepsis syndrome
... the cerebral blood flow (CBF), cardiac output and intrathoracic blood volume as described previously ...the mean transit time of the first pass of the thermal and dye indicators with a ...
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CEREBRAL HEMODYNAMICS DURING CONTROLLED HYPOTENSION INDUCED BY THE CONTINUOUS INFUSION OF GANGLIONIC BLOCKING AGENTS (HEXAMETHONIUM, PENDIOMIDE AND ARFONAD)
... CEREBRAL BLooD FLOw FOLLOWING THE BLOCKING AGENTS HEXAMETHONIUM, PENDIOMIDE, ARFONAD, AND DIHYDROERGOCORNINE EXPRESSED IN PER CENT OF CONTROL AND PLOTrED AGAINST MEAN BLOOD PRESSURE EXPR[r] ...
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THRESHOLD OF RESPONSE OF THE CEREBRAL VESSELS OF MAN TO INCREASE IN BLOOD CARBON DIOXIDE
... Inhalation of 2.5 per cent carbon dioxide produced very little change in the mean values of the cerebral blood flow, cerebral oxygen consumption or vascular resistance Table I.. Dyspnea [r] ...
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Changes in blood flow velocity and diameter of the middle cerebral artery during hyperventilation: assessment with MR and transcranial Doppler sonography
... Arguments favoring a marked reactivity of the large basilar arteries have been presented by Bouma et al (11). In the experimental set- ting, using a closed window technique in cats, these authors reported a significant ...
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Cerebral blood flow during cardiopulmonary bypass in pediatric cardiac surgery: the role of transcranial Doppler – a systematic review of the literature
... regional cerebral venous drainage in small infants and thus decreasing ...that cerebral perfusion can be detected by TCD in the MCA in some neonates at bypass flow as low as 10 ml/kg per ...bypass ...
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Blood flow in major cerebral arteries measured by phase contrast cine MR
... PURPOSE: To measure mean blood flow in individual cerebral arteries carotid , basilar, anterior cerebral, middle cerebral , and posterior cerebral using a cine phase contrast MR pulse se[r] ...
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The Blood Flow and Oxygen Consumption of the Brain in Patients with Essential Hypertension before and after Adrenalectomy
... Mean arterial pressure Cerebral blood flow Cerebral vascular resistance Cerebral oxygen uptake Cerebral arteriovenous oxygen difference Jugular venous oxygen content Jugular oxygen satur[r] ...
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A COMPARISON OF THE EFFECTS OF l NOR EPINEPHRINE, SYNTHETIC l EPINEPHRINE, AND U S P EPINEPHRINE UPON CEREBRAL BLOOD FLOW AND METABOLISM IN MAN
... The intramuscular administration of epinephrine leads to a slight reduction in mean arterial blood pressure but does not alter cerebral vascular resistance, cerebral blood flow or cerebr[r] ...
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Dynamic Angiography and Perfusion Imaging Using Flat Detector CT in the Angiography Suite: A Pilot Study in Patients with Acute Middle Cerebral Artery Occlusions
... ally selected at the anterior cerebral artery. We reconstructed all parameters maps (eg, TTP, MTT, CBV, and CBF) by using a 5-mm section thickness and spacing. With standard FD-CT soft- ware (InSpace DynaCT, ...
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