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 …
[HTML][HTML] A robust multi-scale approach to quantitative susceptibility map**
Abstract Quantitative Susceptibility Map** (QSM), best known as a surrogate for tissue
iron content, is becoming a highly relevant MRI contrast for monitoring cellular and vascular …
iron content, is becoming a highly relevant MRI contrast for monitoring cellular and vascular …
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 map** plus quantitative blood oxygen-level dependence (QSM+ qBOLD, or …
susceptibility map** plus quantitative blood oxygen-level dependence (QSM+ qBOLD, or …
Cerebral metabolic rate of oxygen (CMRO2) map** by combining quantitative susceptibility map** (QSM) and quantitative blood oxygenation level‐dependent …
Purpose To map the cerebral metabolic rate of oxygen (CMRO2) by estimating the oxygen
extraction fraction (OEF) from gradient echo imaging (GRE) using phase and magnitude of …
extraction fraction (OEF) from gradient echo imaging (GRE) using phase and magnitude of …
[HTML][HTML] Brain imaging biomarkers of carotid artery disease
H Baradaran, A Gupta - Annals of translational medicine, 2020 - ncbi.nlm.nih.gov
Extracranial carotid artery atherosclerotic disease is a major contributor to ischemic stroke.
Carotid atherosclerotic disease can present with a spectrum of findings ranging from mild …
Carotid atherosclerotic disease can present with a spectrum of findings ranging from mild …
Quantitative susceptibility map** (QSM) algorithms: mathematical rationale and computational implementations
Quantitative susceptibility map** (QSM) solves the magnetic field-to-magnetization (tissue
susceptibility) inverse problem under conditions of noisy and incomplete field data acquired …
susceptibility) inverse problem under conditions of noisy and incomplete field data acquired …
Cluster analysis of time evolution (CAT) for quantitative susceptibility map** (QSM) and quantitative blood oxygen level‐dependent magnitude (qBOLD)‐based …
Purpose To improve the accuracy of QSM plus quantitative blood oxygen level‐dependent
magnitude (QSM+ qBOLD or QQ)‐based map** of the oxygen extraction fraction (OEF) …
magnitude (QSM+ qBOLD or QQ)‐based map** of the oxygen extraction fraction (OEF) …
Initial experience of challenge-free MRI-based oxygen extraction fraction map** of ischemic stroke at various stages: comparison with perfusion and diffusion …
MRI-based oxygen extraction fraction imaging has a great potential benefit in the selection
of clinical strategies for ischemic stroke patients. This study aimed to evaluate the …
of clinical strategies for ischemic stroke patients. This study aimed to evaluate the …
Brain oxygen extraction fraction map** in patients with multiple sclerosis
J Cho, TD Nguyen, W Huang… - Journal of Cerebral …, 2022 - journals.sagepub.com
We aimed to demonstrate the feasibility of whole brain oxygen extraction fraction (OEF)
map** for measuring lesion specific and regional OEF abnormalities in multiple sclerosis …
map** for measuring lesion specific and regional OEF abnormalities in multiple sclerosis …
Reduced oxygen extraction fraction in deep cerebral veins associated with cognitive impairment in multiple sclerosis
Studying the relationship between cerebral oxygen utilization and cognitive impairment is
essential to understanding neuronal functional changes in the disease progression of …
essential to understanding neuronal functional changes in the disease progression of …