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pro vyhledávání: '"Terrence R Jao"'
Publikováno v:
Magn Reson Med
PURPOSE: To develop a numerical approximation to the general kinetic model for arterial spin labeling (ASL) quantification that will enable greater flexibility in ASL acquisition methods. THEORY: The Bloch‐McConnell equations are extended to includ
Autor:
Terrence R Jao, Krishna S. Nayak
Publikováno v:
Magnetic Resonance in Medicine. 80:272-278
PURPOSE Transit delay is a potential source of error in cardiac arterial spin-labeled (ASL) in heart failure or with collateral circulation. This study demonstrates the feasibility of using transit delay insensitive velocity selective ASL and compare
Autor:
Terrence R, Jao, Krishna S, Nayak
Publikováno v:
Magnetic resonance in medicine. 80(1)
PURPOSE: Transit delay is a potential source of error in cardiac ASL in heart failure or with collateral circulation. This study demonstrates the feasibility of using transit delay insensitive velocity selective ASL and compares its performance with
Publikováno v:
Journal of Cardiovascular Magnetic Resonance
Background Cardiac arterial spin labeling (ASL) perfusion imaging requires subtraction of signals in tagged and control CMR images. In recent clinical studies, perfusion reserve mapping of a single short-axis slice has required laborious manual segme
Autor:
Krishna S. Nayak, Graham A. Wright, Nilesh R. Ghugre, Terrence R Jao, Venkat Ramanan, Hung P. Do
Publikováno v:
Journal of Cardiovascular Magnetic Resonance
Background Following acute myocardial infarction (AMI), microvascular integrity and function may be compromised as a result of microvascular obstruction (MVO) and vasodilator dysfunction [1,2]. It has been observed that both infarct and remote myocar
Autor:
Terrence R Jao, Krishna S. Nayak
Publikováno v:
Journal of Cardiovascular Magnetic Resonance
Publikováno v:
Journal of Cardiovascular Magnetic Resonance
Background Myocardial arterial spin labeling (ASL) is a noninvasive MRI based technique that is capable of measuring myocardial blood flow (MBF) in humans. It suffers from poor sensitivity to MBF due to high physiological noise (PN). This study aims
Publikováno v:
Journal of Cardiovascular Magnetic Resonance
Background Myocardial arterial spin labeling (ASL) is a non-invasive non-contrast CMR perfusion imaging technique [Zun et al., ‘09] that is compatible with adenosine stress testing [Zun et al., ‘11]. Here, we demonstrate its ability to continuous