Results 251 to 260 of about 3,315,577 (358)

“MR Fingerprinting for Imaging Brain Hemodynamics and Oxygenation”

open access: yesJournal of Magnetic Resonance Imaging, EarlyView.
ABSTRACT Over the past decade, several studies have explored the potential of magnetic resonance fingerprinting (MRF) for the quantification of brain hemodynamics, oxygenation, and perfusion. Recent advances in simulation models and reconstruction frameworks have also significantly enhanced the accuracy of vascular parameter estimation.
T. Coudert   +6 more
wiley   +1 more source

Assessment of Small Vessel Density Changes in Cerebral Autosomal Dominant Arteriopathy With Subcortical Infarcts and Leukoencephalophy (CADASIL) by High‐Resolution Black‐Blood MRI

open access: yesJournal of Magnetic Resonance Imaging, EarlyView.
ABSTRACT Background Direct assessments of cerebral small vessels in Cerebral Autosomal Dominant Arteriopathy with Subcortical Infarcts and Leukoencephalopathy (CADASIL) remain a challenge. Purpose To investigate changes of cerebral small vessels in CADASIL using iso‐0.5 mm black‐blood MRI. Study Type Case control study.
Zidong Yang   +9 more
wiley   +1 more source

Predicting Breath Hold Task Compliance From Head Motion

open access: yesJournal of Magnetic Resonance Imaging, EarlyView.
ABSTRACT Background Cerebrovascular reactivity reflects changes in cerebral blood flow in response to an acute stimulus and is reflective of the brain's ability to match blood flow to demand. Functional MRI with a breath‐hold task can be used to elicit this vasoactive response, but data validity hinges on subject compliance.
Timothy B. Weng   +14 more
wiley   +1 more source

Body composition in patients with obesity‐related heart failure with preserved ejection fraction: A comparison study

open access: yesJournal of Parenteral and Enteral Nutrition, EarlyView.
Abstract Background Appendicular lean mass index is a major determinant of cardiorespiratory fitness in patients with obesity‐related heart failure with preserved ejection fraction (HFpEF). Moreover, appendicular lean mass index can be used to diagnose sarcopenia and sarcopenic obesity in this population.
Hannah Salmons   +12 more
wiley   +1 more source

Chinese Stroke Association guidelines for clinical management of cerebrovascular disorders: executive summary and 2019 update of clinical management of spontaneous subarachnoid haemorrhage. [PDF]

open access: yesStroke Vasc Neurol, 2019
Dong Y   +7 more
europepmc   +1 more source

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