Results 151 to 160 of about 2,971,220 (284)

Systematic Comparison of Left Ventricular Geometry Between 3D-Echocardiography and Cardiac Magnetic Resonance Imaging. [PDF]

open access: yesFront Cardiovasc Med, 2021
Zhao D   +11 more
europepmc   +1 more source

Association Between MRI‐Derived Right‐to‐Left Ventricular Volume Ratio and Regional Left Ventricular Myocardial Dysfunction in Patients With Pulmonary Arterial Hypertension

open access: yesJournal of Magnetic Resonance Imaging, EarlyView.
ABSTRACT Background Right ventricular (RV) to left ventricular (LV) end‐diastolic volume ratio (RV/LV) is a validated marker of RV dilation in pulmonary arterial hypertension (PAH), yet its impact on LV myocardial function and the underlying mediating pathway is incompletely characterized.
Han Fang   +11 more
wiley   +1 more source

Cardiovascular Risk Factors from Early Life Predict Future Adult Cardiac Structural and Functional Abnormalities: A Systematic Review of the Published Literature [PDF]

open access: yes, 2014
Background: Clinical practice evaluates cardiovascular risk based on current risk factor (RF) levels [Blood pressure (BP), body mass index (BMI) and glycaemic control] largely disregarding previous risk-factor history over the totality of the life course.
Hughes, AD   +6 more
core  

Periodontitis and its association with left ventricular geometry and function: A cross‐sectional study

open access: yesJournal of Periodontology, EarlyView.
Abstract Background This study investigated the cross‐sectional association between periodontal status and left ventricular (LV) geometry and function, an early and prognostically relevant marker of cardiovascular disease. Methods Data were drawn from two population‐based cohorts in the Study of Health in Pomerania (SHIP): SHIP‐START‐2 (N = 2333) and ...
Maja Trost   +8 more
wiley   +1 more source

Strain Rate Angle Distribution as an Indicator of Post‐Infarct Myocardial Remodeling: Proof‐of‐Concept of a Novel Application of the MRI Derived Strain Rate Tensor Field

open access: yesMagnetic Resonance in Medicine, EarlyView.
ABSTRACT Purpose Left ventricular (LV) strain is an early indicator of myocardial dysfunction. However, conventional strain metrics do not fully account for the multidirectional nature of myocardial deformation. The strain rate tensor, derived from velocity‐encoded MRI, represents the time‐resolved magnitude and direction of strain rate without the ...
Lasse Totland   +7 more
wiley   +1 more source

QQ‐Based Oxygen Extraction Fraction (OEF) Mapping in Mouse Brain: Initial Experience

open access: yesMagnetic Resonance in Medicine, EarlyView.
ABSTRACT Purpose Oxygen extraction fraction (OEF) is a vital biomarker of cerebral oxygen metabolism and tissue viability. A novel OEF mapping method, QQ, which combines quantitative susceptibility mapping (QSM) and quantitative blood oxygen level‐dependent (qBOLD) (QSM + qBOLD = QQ), has demonstrated promise in detecting disease‐related OEF ...
Quinn Boyer   +4 more
wiley   +1 more source

In Vivo Dynamic D2O‐MRI for Quantifying Apparent CSF Water Renewal Across Ventricular and Extraventricular Compartments

open access: yesMagnetic Resonance in Medicine, EarlyView.
ABSTRACT Purpose The choroid plexus has long been regarded as the principal source of cerebrospinal fluid (CSF), yet this view remains unresolved. We developed a dynamic indirect D2O MRI approach to quantify regional apparent CSF water renewal in vivo in rats at 9.4 T.
Zhao Zhang   +5 more
wiley   +1 more source

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