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Assessment of transmitral and left atrial appendage flow rate from cardiac 4D-CT
BackgroundCardiac time-resolved CT (4D-CT) acquisitions provide high quality anatomical images of the heart. However, some cardiac diseases require...
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Ratio of early transmitral inflow velocity to early diastolic strain rate predicts atrial fibrillation following acute myocardial infarction
The ratio of early transmitral filling velocity to early diastolic strain rate (E/SRe) has been proposed as a new non-invasive measurement of left...
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Differences in blood flow dynamics between balloon- and self-expandable valves in patients with aortic stenosis undergoing transcatheter aortic valve replacement
BackgroundThe differences in pre- and early post-procedural blood flow dynamics between the two major types of bioprosthetic valves, the...
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Streamline-based three-dimensional peak-velocity tracing of transvalvular flow using four-dimensional flow cardiac magnetic resonance imaging for left ventricular diastolic assessment in aortic regurgitation: a case report
BackgroundDoppler transthoracic echocardiography is routinely performed to measure peak mitral inflow velocities in the assessment of left...
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Blood flow dynamics with four-dimensional flow cardiovascular magnetic resonance in patients with aortic stenosis before and after transcatheter aortic valve replacement
BackgroundPre- and post-procedural hemodynamic changes which could affect adverse outcomes in aortic stenosis (AS) patients who undergo transcatheter...
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MR 4D flow–derived left atrial acceleration factor for differentiating advanced left ventricular diastolic dysfunction
ObjectivesThe magnetic resonance (MR) 4D flow imaging–derived left atrial (LA) acceleration factor α was recently introduced as a means to...
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Relationship between echocardiographic parameters and ALBI score in patients with rheumatic mitral stenosis
An increase in the volume and pressure of the heart chambers has been shown to increase liver stiffness. The Albumin-Bilirubin (ALBI) score is useful...
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Evaluation of renal circulation in heart failure using superb microvascular imaging, a microvascular flow imaging system
PurposeRenal circulation evaluation is essential in understanding the cardiorenal relationship in heart failure (HF), and there is a growing interest...
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Circulating osteoprotegerin as a cardiac biomarker for left ventricular diastolic dysfunction in patients with pre-dialysis chronic kidney disease: the KNOW-CKD study
BackgroundHeart failure with preserved ejection fraction (HFpEF) is a major cause of mortality in patients with chronic kidney disease (CKD), and...
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Correlation between energy loss index and B-type natriuretic peptide: a vector flow map** study
BackgroundVector Flow Map** (VFM) and Energy Loss (EL) evaluation are emerging echocardiographic techniques that offer detailed insights into...
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Associations among preoperative transthoracic echocardiography variables and cerebral near-infrared spectroscopy values at baseline before anesthesia in patients undergoing cardiac surgery: a retrospective observational study
Cerebral tissue oximetry with near-infrared spectroscopy (NIRS) is used to monitor cerebral oxygenation during cardiac surgery. To date, reduced...
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The relationship between endothelial-dependent flow-mediated dilation and diastolic function in type 2 diabetes
AimsDiastolic dysfunction represents the earliest and most common manifestation of diabetic cardiomyopathy. Nitric oxide (NO), a potent vasodilator...
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Progression of left ventricular diastolic function in the neonate and early childhood from transmitral color M-mode filling analysis
BackgroundWe implemented sophisticated color M-mode analysis to assess age-dependent progression of left ventricular (LV) diastolic function.
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Remifentanil improves left ventricular diastolic parameters in patients with impaired diastolic function: a prospective clinical study
BackgroundLeft ventricular diastolic dysfunction has a significant impact on perioperative morbidity and mortality, and its incidence is high in...
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Estimate of the hydraulic force in the aging heart: a cardiovascular magnetic resonance imaging study
BackgroundCoupling between left ventricle (LV) and left atrium (LA) plays a central role in the process of cardiac remodeling during aging and...
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Automated 4D flow cardiac MRI pipeline to derive peak mitral inflow diastolic velocities using short-axis cine stack: two centre validation study against echocardiographic pulse-wave doppler
BackgroundMeasurement of peak velocities is important in the evaluation of heart failure. This study compared the performance of automated 4D flow...
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Usefulness of the pulmonary venous flow waveform for assessing left atrial stiffness
PurposeThis study investigated the novel non-invasive left atrial (LA) stiffness parameter using pulmonary venous (PV) flow measurements and the...
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Unraveling the role of resistin, retinol-binding protein 4 and adiponectin produced by epicardial adipose tissue in cardiac structure and function: evidence of a paracrine effect
PurposeAdipokines produced by adipose tissue have been found to be involved in the pathophysiology of metabolic and cardiovascular diseases. We aimed...
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The diastolic function abnormalities in hemodialysis session: a two-dimensional speckle tracking echocardiographic (2DSTE) study
Hemodialysis (HD) decreases preload and its acute effect on the diastolic function is still controversial even with the introduction of new...
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Rationale and clinical applications of 4D flow cardiovascular magnetic resonance in assessment of valvular heart disease: a comprehensive review
BackgroundAccurate evaluation of valvular pathology is crucial in the timing of surgical intervention. Whilst transthoracic echocardiography is...
