Cerebral oxygen extraction fraction (OEF): Comparison of challenge-free gradient echo QSM+qBOLD (QQ) with 15O PET in healthy adults
We aimed to validate oxygen extraction fraction (OEF) estimations by quantitative
susceptibility mapping plus quantitative blood oxygen-level dependence (QSM+ qBOLD, or …
susceptibility mapping plus quantitative blood oxygen-level dependence (QSM+ qBOLD, or …
Oxygen extraction fraction measurement using quantitative susceptibility mapping: comparison with positron emission tomography
The purposes of this study are to establish oxygen extraction fraction (OEF) measurements
using quantitative susceptibility mapping (QSM) of magnetic resonance imaging (MRI), and …
using quantitative susceptibility mapping (QSM) of magnetic resonance imaging (MRI), and …
Cerebral OEF quantification: A comparison study between quantitative susceptibility mapping and dual‐gas calibrated BOLD imaging
Purpose To compare regional oxygen extraction fraction (OEF) and cerebral metabolic rate
of oxygen consumption (CMRO2) quantified from the microvascular quantitative …
of oxygen consumption (CMRO2) quantified from the microvascular quantitative …
[HTML][HTML] Quantification of brain oxygen extraction and metabolism with [15O]-gas PET: A technical review in the era of PET/MRI
Oxygen extraction fraction (OEF) and the cerebral metabolic rate of oxygen (CMRO 2) are
key cerebral physiological parameters to identify at-risk cerebrovascular patients and …
key cerebral physiological parameters to identify at-risk cerebrovascular patients and …
Noninvasive assessment of oxygen extraction fraction in chronic ischemia using quantitative susceptibility mapping at 7 Tesla
Background and Purpose—The oxygen extraction fraction (OEF) is an effective metric to
evaluate metabolic reserve in chronic ischemia. However, OEF is considered to be …
evaluate metabolic reserve in chronic ischemia. However, OEF is considered to be …
Validation of T2‐based oxygen extraction fraction measurement with 15O positron emission tomography
Purpose To evaluate the accuracy of T2‐based whole‐brain oxygen extraction fraction
(OEF) estimation by comparing it with gold standard 15O‐PET measurements. Methods …
(OEF) estimation by comparing it with gold standard 15O‐PET measurements. Methods …
Mapping of cerebral oxygen extraction fraction changes with susceptibility-weighted phase imaging
Y Zaitsu, K Kudo, S Terae, R Yazu, K Ishizaka… - Radiology, 2011 - pubs.rsna.org
Purpose To develop a map to detect changes in oxygen extraction fraction (OEF) utilizing
susceptibility-weighted (SW) phase images and to correlate such changes in OEF with those …
susceptibility-weighted (SW) phase images and to correlate such changes in OEF with those …
Quantification of brain oxygen extraction fraction using QSM and a hyperoxic challenge
Purpose To use hyperoxia in combination with QSM to quantify microvascular oxygen
extraction fraction (OEF) and cerebral metabolic rate of oxygen (CMRO2) in healthy subjects …
extraction fraction (OEF) and cerebral metabolic rate of oxygen (CMRO2) in healthy subjects …
Baseline oxygenation in the brain: correlation between respiratory-calibration and susceptibility methods
New MRI methods for noninvasive imaging of baseline oxygen extraction fraction (OEF) in
the brain show great promise. Quantitative O 2 imaging (QUO2) applies a biophysical model …
the brain show great promise. Quantitative O 2 imaging (QUO2) applies a biophysical model …
Cerebral oxygen extraction fraction MRI: Techniques and applications
The human brain constitutes 2% of the body's total mass but uses 20% of the oxygen. The
rate of the brain's oxygen utilization can be derived from a knowledge of cerebral blood flow …
rate of the brain's oxygen utilization can be derived from a knowledge of cerebral blood flow …