SNR and Dose Considerations for 129Xe Magnetic Resonance Spectroscopy

H Dai - 2023 - search.proquest.com
Abstract Hyperpolarized (HP) 129Xe Magnetic Resonance Imaging (MRI) is a promising
approach for the non-invasive diagnosis of pulmonary pathophysiology and has recently …

SNR and Dose Considerations for Hyperpolarized 129 Xe Magnetic Resonance Spectroscopy

H Dai, E Bier, D Mummy, A Church, A Bechtel… - archive.ismrm.org
Synopsis Keywords: Hyperpolarized MR (Gas), SpectroscopyHyperpolarized 129Xe MR
spectroscopy is a powerful tool for evaluating gas exchange, blood oxygenation and …

Quantitative Spectral Contrast in Hyperpolarized 129 Xe Pulmonary MRI

SH Robertson - 2016 - search.proquest.com
Abstract Hyperpolarized (HP) 129 Xe MRI has emerged as a viable tool for evaluating lung
function without ionizing radiation. HP 129 Xe has already been used to image ventilation …

Repeatability of regional pulmonary functional metrics of Hyperpolarized 129Xe dissolved‐phase MRI

AD Hahn, J Kammerman, M Evans… - Journal of Magnetic …, 2019 - Wiley Online Library
Background MRI of hyperpolarized 129Xenon (HP 129Xe) is increasingly utilized for
investigating pulmonary function. The solubility of HP 129Xe in lung tissue, blood plasma …

Evaluation of 129Xe-RBC signal dynamics and chemical shift in the cardiopulmonary circuit using hyperpolarized 129Xe NMR

G Norquay, NJ Stewart, JM Wild - Proc Int Soc Magn Reson Med, 2017 - archive.ismrm.org
The signal dynamics of hyperpolarized 129 Xe in the pulmonary capillaries and veins was
evaluated by employing multi-TR pulse sequences, with TR values ranging from 100 …

129Xe chemical shift in human blood and pulmonary blood oxygenation measurement in humans using hyperpolarized 129Xe NMR

G Norquay, G Leung, NJ Stewart… - Magnetic resonance …, 2017 - Wiley Online Library
Purpose To evaluate the dependency of the 129Xe‐red blood cell (RBC) chemical shift on
blood oxygenation, and to use this relation for noninvasive measurement of pulmonary …

User-Friendly Application for Consistent Multi-Vendor Hyperpolarized 129 Xe MRI Analysis

AS Bdaiwi, JW Plummer, MM Willmering, DJ Roach… - archive.ismrm.org
Advances hyperpolarized 129 Xe production, data acquisition and image analysis have
allowed 129 Xe MRI to emerge as a leading pulmonary imaging modality. As the number of …

129 Xe signal dynamics and chemical shift in the cardio-pulmonary circuit using cardiac-gated hyperpolarized 129 Xe NMR

G Norquay, JM Wild - archive.ismrm.org
The sensitivity of the 129 Xe chemical shift to red blood cell oxygenation makes
hyperpolarized 129 Xe MR spectroscopy a promising technique for measurement of blood …

Improving Data Acquisition and Analysis of Lung Function and Structure using Hyperpolarized 129Xe MRI

AS Bdaiwi - 2022 - search.proquest.com
Abstract Magnetic Resonance Imaging (MRI) is a well-established modality capable of
generating anatomical and functional images with high spatial and temporal resolution in …

Repeatability of pulmonary 129Xe static spectroscopy and dynamic spectroscopy fit methods: a reader study

A Bechtel, A Costelle, E Bier, J Lu… - ISMRM …, 2023 - archive.ismrm.org
Synopsis Keywords: Hyperpolarized MR (Gas), Heart, Lung 129 Xe MRS measures static
and dynamic spectral parameters from 129 Xe signal in airspaces, membrane tissues, and …