Arterial Spin Labelling
Arterial spin labelling shows functional depression of non lesion tissue in chronic Wernicke’s Aphasia
... resting-state arterial spin labelling cerebral blood flow images (CBF) co-varied significantly with voxels from cerebrospinal fluid (CSF) maps, used as a proxy for lesion, and differed significantly ...
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Propofol allows precise quantitative arterial spin labelling functional magnetic resonance imaging in the rat
... Functional magnetic resonance imaging (fMRI) techniques highlight cerebral vascular responses which are coupled to changes in neural activation. However, two major difficulties arise when employing these techniques in ...
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MDMA "ecstasy' increases cerebral cortical perfusion determined by bolus tracking arterial spin labelling (btASL) MRI
... Recently, a new quantitative bolus-tracking arterial spin labelling (btASL) MRI technique was developed and described by Kelly et al. (2009; 2010) for the measurement of perfusion state in the rodent ...
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Perfusion by Arterial Spin labelling following Single dose Tadalafil In Small vessel disease (PASTIS): study protocol for a randomised controlled trial
... ASL: Arterial spin labelling; BP: Blood pressure; CBF: Cerebral blood flow; FLAIR: Fluid-attenuated inversion recovery; IMP: Investigational medicinal product; MoCA: Montreal Cognitive Assessment; ...
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Inter-study reproducibility of arterial spin labelling magnetic resonance imaging for measurement of renal perfusion in healthy volunteers at 3 Tesla
... Arterial spin labelling magnetic resonance imaging Magnetic resonance imaging (MRI) was performed on a Siemens Magnetom Verio 3.0 Tesla scanner (Siemens Erlangen, Germany), using a 6-channel phased ...
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Measurement of cerebral blood flow in humans using MRI with arterial spin labelling
... Even though the transit times are reduced for pulsed techniques compared to continuous methods, they can still be substantial. As discussed before, transit time can be mimimized by optimal rf pulse design, which allows ...
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Investigation of cerebral perfusion changes following MDMA Ecstasy administration in an animal model using bolus tracking arterial spin labelling MRI
... stimulatory effects resulting in tachycardia and arrhythm ia in rats (Dum ont et a l, 2009; Gordon et a l, 1991; O ’Cain et a l, 2000; Vanattou-Saifoudine et al., 2010b) and increased blood pressure (Broadley, 2010). The ...
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Evaluation and Characterisation of Brain Tumors by Perfusion Weighted MRI
... Arterial spin labelling is an alternative agglomeration of methods for measurement of cerebral blood flow which uses magnetically labelled water in blood vessels as endogenous diffusible ...with ...
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Perfluorocarbon Enhanced Glasgow Oxygen Level Dependent (GOLD) Magnetic Resonance Metabolic Imaging Identifies the Penumbra Following Acute Ischemic Stroke
... ADC: apparent diffusion coefficient; AIS: acute ischaemic stroke; ASL: arterial spin labelling; AUC: area under the curve; BOLD: blood oxygen level dependent; b-PFC: bespoke perflur[r] ...
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Overnight auto adjusting continuous airway pressure + standard care compared with standard care alone in the prevention of morbidity in sickle cell disease phase II (POMS2b): study protocol for a randomised controlled trial
... ASL: Arterial spin labelling; BRIEF: Behavior Rating Inventory of Executive Function; CHU-9D: Child Health Utility-9D; CMS: Children ’ s Memory Scale; CPAP: Continuous positive airways pressure; ...
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Advanced magnetic resonance imaging techniques in brain tumours surgical planning
... used: arterial spin labelling (ASL, without contrast media) and dynamic susceptibility contrast (DSC) enhanced perfusion ...the arterial and capillary circulation and produces signal changes ...
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Secondary prevention of Alzheimer’s dementia: neuroimaging contributions
... Main body: Amyloid positron emission tomography (PET) is a validated in-vivo marker of fibrillar amyloid plaques. It is appropriate for inclusion in trials targeting the amyloid pathway, as well as to monitor treatment ...
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Detecting neurodegenerative pathology in multiple sclerosis before irreversible brain tissue loss sets in
... of arterial spin labelling (ASL), a non-invasive technique which has the advantage of not requiring contrast administration [106, 107]; (see Figure 2 for an example from the authors’ own records, ...
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Magnetic resonance imaging of tissue microcirculation in experimental studies
... the labelling pulse for continuous arterial spin labelling (CASL) over a large volume of tissue to facilitate multiple-slice perfusion imaging (Alsop DC and Detre JA ...the labelling RF ...
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Neurogliovascular dysfunction in a model of repeated traumatic brain injury
... in arterial transit time ...longer arterial transit time in damaged tissue relative to sham-treated ...of arterial spin labelling signal, arterial transit time is a measure of ...
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Clinical outcomes and neural correlates of 20 sessions of repetitive transcranial magnetic stimulation in severe and enduring anorexia nervosa (the TIARA study): study protocol for a randomised controlled feasibility trial
... Abbreviations AN: Anorexia Nervosa; ASL: arterial spin labelling; BIS: Barratt Impulsiveness Scale; BN: Bulimia Nervosa; CFS: Cognitive Flexibility Scale; CIA: Clinical Impairment Assess[r] ...
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Evaluation of Imaging Schemes for Pulsed Arterial Spin
... A number of imaging readout schemes have been proposed for renal arterial spin labelling 12.. (ASL) to quantify kidney cortex perfusion, including gradient echo based methods [r] ...
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Expanding the capabilities of arterial spin labeling MRI
... higher arterial blood T 1 should actually be employed to accurately predict the SNR gain of ...the arterial blood T 1 is difficult to quantify due to the inflow of uninverted blood into the imaging slice, ...
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Myocardial arterial spin labeling perfusion imaging with improved sensitivity
... Arterial spin labeling (ASL) is a quantitative, contrast- free MRI technique for measuring tissue perfusion. It is most commonly used in the brain for the clinical quanti- fication of cerebral blood flow in ...
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Arterial Spin Labeling in Children with Brain Tumor: A Meta Analysis
... A literature search strategy was developed by a researcher with 9 years’ experience in meta-analysis along with a librarian with 5 years’ experience in conducting systematic searches (On-line Fig 1). The electronic ...
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