Articles with "asl" as a keyword



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Association of Collateral Blood Vessels Detected by Arterial Spin Labeling Magnetic Resonance Imaging With Neurological Outcome After Ischemic Stroke

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Published in 2017 at "JAMA Neurology"

DOI: 10.1001/jamaneurol.2016.4491

Abstract: Importance Robust collateral blood vessels have been associated with better neurologic outcome following acute ischemic stroke (AIS). The most commonly used methods for identifying collaterals are contrast-based angiographic imaging techniques, which are not possible in… read more here.

Keywords: collateral; outcome; mrs; association ... See more keywords
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Acute severe lymphopenia by radiotherapy is associated with reduced overall survival in hepatocellular carcinoma

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Published in 2019 at "Strahlentherapie und Onkologie"

DOI: 10.1007/s00066-019-01462-5

Abstract: PurposeRadiotherapy (RT) for peripheral organs can affect circulating lymphocytes and cause lymphopenia. We aimed to investigate RT-related lymphopenia in patients with hepatocellular carcinoma (HCC).MethodsMedical records of 920 patients who received RT for HCC during 2001–2016… read more here.

Keywords: lymphopenia; der; severe lymphopenia; mit ... See more keywords
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Dynamic non-invasive ASL perfusion imaging of a normal pancreas with secretin augmented MR imaging

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Published in 2017 at "European Radiology"

DOI: 10.1007/s00330-017-5227-8

Abstract: ObjectivesTo investigate prospectively the repeatability of pancreatic perfusion measurements using arterial spin labelling (ASL) and to determine the increase in perfusion due to secretin stimulation.Material and methodsAn (FAIR)-TrueFISP ASL sequence was applied to determine the… read more here.

Keywords: perfusion; intra individual; correlation; pancreatic perfusion ... See more keywords
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Cerebral blood flow in acute concussion: preliminary ASL findings from the NCAA-DoD CARE consortium

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Published in 2018 at "Brain Imaging and Behavior"

DOI: 10.1007/s11682-018-9946-5

Abstract: Sport-related concussion (SRC) has become a major health problem, affecting millions of athletes each year. Despite the increasing occurrence and prevalence of SRC, its underlying mechanism and recovery course have yet to be fully elucidated.… read more here.

Keywords: blood flow; concussion; care consortium; care ... See more keywords
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Évaluation de la déformation antérieure résiduelle dans la prise en charge arthroscopique des pseudarthroses du scaphoïde

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Published in 2019 at "Hand surgery and rehabilitation"

DOI: 10.1016/j.hansur.2019.10.025

Abstract: Les cals vicieux anterieurs consecutifs a une pseudarthrose du scaphoide peuvent entrainer des troubles de la dynamique du carpe, des douleurs, une perte de mobilite et de force, ainsi que la survenue d’une arthrose. Le… read more here.

Keywords: des pseudarthroses; ont ete; arthroscopique; asl ... See more keywords
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Usefulness of 3-Tesla magnetic resonance arterial spin-labeled imaging for diagnosis of cranial dural arteriovenous fistula

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Published in 2017 at "Journal of the Neurological Sciences"

DOI: 10.1016/j.jns.2016.11.011

Abstract: BACKGROUND AND PURPOSE Conventional digital subtraction angiography (DSA) has been a useful tool for the diagnosis of cranial dural arteriovenous fistula (cDAVF). In most patients with cDAVF, blood flow through the arteriovenous shunt was pooled… read more here.

Keywords: cranial dural; diagnosis cranial; diagnosis; cdavf ... See more keywords
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Denoising arterial spin labeling perfusion MRI with deep machine learning.

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Published in 2020 at "Magnetic resonance imaging"

DOI: 10.1016/j.mri.2020.01.005

Abstract: PURPOSE Arterial spin labeling (ASL) perfusion MRI is a noninvasive technique for measuring cerebral blood flow (CBF) in a quantitative manner. A technical challenge in ASL MRI is data processing because of the inherently low… read more here.

Keywords: asl mri; machine learning; arterial spin; spin labeling ... See more keywords
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Cerebrovascular reactivity measurements using simultaneous 15O-water PET and ASL MRI: Impacts of arterial transit time, labeling efficiency, and hematocrit☆

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Published in 2021 at "NeuroImage"

DOI: 10.1016/j.neuroimage.2021.117955

Abstract: Cerebrovascular reactivity (CVR) reflects the capacity of the brain to meet changing physiological demands and can predict the risk of cerebrovascular diseases. CVR can be obtained by measuring the change in cerebral blood flow (CBF)… read more here.

Keywords: pet; labeling efficiency; cerebrovascular reactivity; mri ... See more keywords
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A Reply to Bellezza

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Published in 2017 at "Current Anthropology"

DOI: 10.1086/692996

Abstract: We are grateful for the insightful comments provided by Dr. Bellezza on our paper. He raises vital points about the nature of climate and continentality. We agree with Bellezza that the low density of available… read more here.

Keywords: cropland; plateau; tibetan plateau; bellezza ... See more keywords
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Nanoparticle Diffusion in Respiratory Mucus Influenced by Mucociliary Clearance: A Review of Mathematical Modeling.

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Published in 2023 at "Journal of aerosol medicine and pulmonary drug delivery"

DOI: 10.1089/jamp.2022.0049

Abstract: Background: Inhalation and deposition of particles in human airways have attracted considerable attention due to importance of particulate pollutants, transmission of infectious diseases, and therapeutic delivery of drugs at targeted areas. We summarize current state-of-the… read more here.

Keywords: particle; deposition; mucus; asl ... See more keywords
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Regional Arterial Spin Labeling Perfusion Defect Is Associated With Early Ischemic Recurrence in Patients With a Transient Ischemic Attack.

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Published in 2019 at "Stroke"

DOI: 10.1161/strokeaha.119.026556

Abstract: Background and Purpose- With the lack of confirmatory examinations, the distinction of a transient ischemic attack (TIA) from various TIA-mimicking diseases is difficult, particularly in diffusion-weighted imaging (DWI)-negative TIAs. In this study, we aimed to… read more here.

Keywords: perfusion; patients dwi; dwi negative; transient ischemic ... See more keywords