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 …
Hyperpolarized MRI, functional MRI, MR spectroscopy and CEST to provide metabolic information in vivo
Access to metabolic information in vivo using magnetic resonance (MR) technologies has
generally been the niche of MR spectroscopy (MRS) and spectroscopic imaging (MRSI) …
generally been the niche of MR spectroscopy (MRS) and spectroscopic imaging (MRSI) …
Brain oxygen extraction is differentially altered by Alzheimer's and vascular diseases
Background Alzheimer's disease and vascular cognitive impairment (VCI), as well as their
concurrence, represent the most common types of cognitive dysfunction. Treatment …
concurrence, represent the most common types of cognitive dysfunction. Treatment …
[HTML][HTML] MRI assessment of cerebral oxygen extraction fraction in the medial temporal lobe
The medial temporal lobe (MTL) is a key area implicated in many brain diseases, such as
Alzheimer's disease. As a functional biomarker, the oxygen extraction fraction (OEF) of MTL …
Alzheimer's disease. As a functional biomarker, the oxygen extraction fraction (OEF) of MTL …
Multi‐parametric evaluation of cerebral hemodynamics in neonatal piglets using non‐contrast‐enhanced magnetic resonance imaging methods
Background Disruption of brain oxygen delivery and consumption after hypoxic–ischemic
injury contributes to neonatal mortality and neurological impairment. Measuring cerebral …
injury contributes to neonatal mortality and neurological impairment. Measuring cerebral …
[HTML][HTML] Brain oxygen extraction and metabolism in pediatric patients with sickle cell disease: comparison of four calibration models
Sickle cell disease (SCD) is an inherited hemoglobinopathy with an increased risk of
neurological complications. Due to anemia and other factors related to the underlying …
neurological complications. Due to anemia and other factors related to the underlying …
Preterm infants variability in cerebral near-infrared spectroscopy measurements in the first 72-h after birth
SE Kolnik, R Marquard, O Brandon… - Pediatric …, 2023 - nature.com
Background Cerebral near-infrared spectroscopy is a non-invasive tool used to measure
regional cerebral tissue oxygenation (rScO2) initially validated in adult and pediatric …
regional cerebral tissue oxygenation (rScO2) initially validated in adult and pediatric …
[HTML][HTML] Brain Frontal-Lobe Misery Perfusion in COVID-19 ICU Survivors: An MRI Pilot Study
Post-acute COVID-19 syndrome (PCS) is highly prevalent. Critically ill patients requiring
intensive care unit (ICU) admission are at a higher risk of developing PCS. The mechanisms …
intensive care unit (ICU) admission are at a higher risk of developing PCS. The mechanisms …
Vessel‐specific quantification of cerebral venous oxygenation with velocity‐encoding preparation and rapid acquisition
Purpose Non‐invasive measurement of cerebral venous oxygenation (Yv) is of critical
importance in brain diseases. The present work proposed a fast method to quantify regional …
importance in brain diseases. The present work proposed a fast method to quantify regional …
Quantitative validation of MRI mapping of cerebral venous oxygenation with direct blood sampling: A graded‐O2 study in piglets
D Jiang, RC Koehler, X Liu, E Kulikowicz… - Magnetic resonance …, 2021 - Wiley Online Library
Purpose To validate two neonatal cerebral venous oxygenation (Yv) MRI techniques, T2
relaxation under phase contrast (TRUPC) and accelerated TRUPC (aTRUPC) MRI, with …
relaxation under phase contrast (TRUPC) and accelerated TRUPC (aTRUPC) MRI, with …