Dose and pulse sequence considerations for hyperpolarized 129Xe ventilation MRI

Mu He,Scott H. Robertson,S. Sivaram Kaushik,Matthew S. Freeman,Rohan S. Virgincar,John Davies,Jane V. Stiles,William M. Foster,H. Page McAdams,Bastiaan Driehuys

Dose and pulse sequence considerations for hyperpolarized 129Xe ventilation MRI

2015

Mu He
Scott H. Robertson
S. Sivaram Kaushik
Matthew S. Freeman
Rohan S. Virgincar
John Davies
Jane V. Stiles
William M. Foster
H. Page McAdams
Bastiaan Driehuys

Purpose The aim of this study was to evaluate the effect of hyperpolarized 129Xe dose on image signal-to-noise ratio (SNR) and ventilation defect conspicuity on both multi-slice gradient echo and isotropic 3D-radially acquired ventilation MRI.

Keywords:

Nuclear magnetic resonance
Analytical chemistry
Isotropy
Ventilation (architecture)
Pulse sequence
Signal-to-noise ratio
Chemistry
gradient echo

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