QSM throughout the body

AV Dimov, J Li, TD Nguyen, AG Roberts… - Journal of Magnetic …, 2023 - Wiley Online Library
Magnetic materials in tissue, such as iron, calcium, or collagen, can be studied using
quantitative susceptibility mapping (QSM). To date, QSM has been overwhelmingly applied …

[HTML][HTML] Quantitative susceptibility mapping (QSM) of the cardiovascular system: challenges and perspectives

A Aimo, L Huang, A Tyler, A Barison, N Martini… - Journal of …, 2022 - Elsevier
Quantitative susceptibility mapping (QSM) is a powerful, non-invasive, magnetic resonance
imaging (MRI) technique that relies on measurement of magnetic susceptibility. So far, QSM …

Brain oxygen extraction fraction mapping 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)
mapping for measuring lesion specific and regional OEF abnormalities in multiple sclerosis …

The blood oxygen level dependent (BOLD) effect of in-vitro myoglobin and hemoglobin

DP Guensch, MC Michel, SP Huettenmoser, B Jung… - Scientific reports, 2021 - nature.com
The presence of deoxygenated hemoglobin (Hb) results in a drop in T2 and T2* in magnetic
resonance imaging (MRI), known as the blood oxygenation level-dependent (BOLD-) effect …

2019 American Thoracic Society BEAR cage winning proposal: lung imaging using high-performance low-field magnetic resonance imaging

AE Campbell-Washburn - … Journal of Respiratory and Critical Care …, 2020 - atsjournals.org
Clinical imaging of the lung is dominated by computed tomography (CT) and X-ray for the
assessment of tissue morphology, and by nuclear imaging for the assessment of metabolism …

Factors affecting performance of fetal blood T2 measurements for noninvasive estimation of oxygen saturation

E Hedström, M Piek… - Magnetic …, 2023 - Wiley Online Library
Purpose To ultimately make accurate and precise fetal noninvasive oxygen saturation (sO2)
measurements by T2‐prepared bSSFP more widely available by systematically assessing …

[HTML][HTML] Free breathing three-dimensional cardiac quantitative susceptibility mapping for differential cardiac chamber blood oxygenation–initial validation in patients …

Y Wen, JW Weinsaft, TD Nguyen, Z Liu, EM Horn… - Journal of …, 2019 - Elsevier
Background Differential blood oxygenation between left (LV) and right ventricles (RV; ΔSaO
2) is a key index of cardiac performance; LV dysfunction yields increased RV blood pool …

Relationship between myocardial oxygenation and blood pressure: Experimental validation using oxygenation-sensitive cardiovascular magnetic resonance

DP Guensch, K Fischer, C Jung, S Hurni, BM Winkler… - PLoS …, 2019 - journals.plos.org
Background The relationship between mean arterial pressure (MAP) and coronary blood
flow is well described. There is autoregulation within a MAP range of 60 to 140 mmHg …

[HTML][HTML] Cardiac MRI-based right-to-left ventricular blood pool T2 relaxation times ratio correlates with exercise capacity in patients with chronic heart failure

MC Halfmann, L Müller, U von Henning… - Journal of …, 2023 - Elsevier
Background MRI T2 mapping has been proven to be sensitive to the level of blood
oxygenation. We hypothesized that impaired exercise capacity in chronic heart failure is …

Right/left ventricular blood pool T2 ratio as an innovative cardiac MRI screening tool for the Identification of left‐to‐right shunts in patients with right ventricular disease

T Emrich, V Bordonaro, UJ Schoepf… - Journal of Magnetic …, 2022 - Wiley Online Library
Background Left‐to‐right (L‐R) shunts are characterized by a pathological connection
between high‐and low‐pressure systems, leading to a mixing of oxygen‐rich blood with low …