Results 41 to 50 of about 6,860 (233)

Left ventricular volume determination in dogs: a comparison between conductance technique and angiocardiography [PDF]

open access: yes, 2017
Left ventricular (LV) volume was determined simultaneously by monoplane cineangiocardiography and conductivity using a multielectrode conductance catheter at rest and during pressure loading in seven mongrel dogs (mean body weight 22 kg). LV volumes were
HESS, O. M.   +5 more
core  

Pressure overload is associated with right ventricular dyssynchrony in heart failure with reduced ejection fraction

open access: yesESC Heart Failure, Volume 11, Issue 2, Page 1097-1109, April 2024.
Abstract Aims The determinants and relevance of right ventricular (RV) mechanical dyssynchrony in heart failure with reduced ejection fraction (HFrEF) are poorly understood. We hypothesized that increased afterload may adversely affect the synchrony of RV contraction.
Luca Monzo   +9 more
wiley   +1 more source

Echocardiographic and pathomorphological features in fetuses with ductal‐dependent congenital heart diseases

open access: yesEchocardiography, Volume 36, Issue 9, Page 1736-1743, September 2019., 2019
Abstract Objective To individually analyze echocardiographic features in fetuses with ductal‐dependent congenital heart diseases (DDCHD) and to verify the anatomical characteristics corresponding to the echocardiogram scan views. Background Ductal‐dependent congenital heart diseases depends on the ductus arteriosus (DA) remaining open to maintain ...
Huan Jiang   +5 more
wiley   +1 more source

Cardiac evaluation of candidates for kidney transplantation: value of exercise radionuclide angiocardiography [PDF]

open access: yes, 2017
In view of the high incidence and mortality of coronary artery disease (CAD) in patients with kidney transplantation, a systematic cardiac evaluation was prospectively performed in 103 uraemic patients eligible for transplantation.
BURKART, F.   +4 more
core  

Three-dimensional reconstruction of myocardial contrast perfusion from biplane cineangiograms by means of linear programming techniques [PDF]

open access: yes, 1988
The assessment of coronary flow reserve from the instantaneous distribution of the contrast agent within the coronary vessels and myocardial muscle at the control state and at maximal flow has been limited by the superimposition of myocardial regions of ...
Adrie C. M. Dumay   +23 more
core   +2 more sources

Pulmonary Venous Index as Additional Diagnostic Criteria for Fontan Palliation

open access: yesJournal of Cardiac Surgery, Volume 2024, Issue 1, 2024.
Backgroud. The results of the Fontan operation, depending on the anatomy of the pulmonary arteries, have been studied quite well. Various indices have been proposed to assess the degree of hypoplasia of the pulmonary arterial bed (Nakata, Reddy, and McGoon indexes).
D. V. Kovalev   +6 more
wiley   +1 more source

Clinical Study to Individual Treatment for Major Aortopulmonary Collaterals of Tetralogy of Fallot

open access: yesBioMed Research International, Volume 2019, Issue 1, 2019., 2019
Objectives. To build a guideline for the individual treatment of Tetralogy of Fallot (TOF) with major aortopulmonary collaterals (MAPCAs) and tentatively establish the occlusion index of MAPCAs. Methods. According to the diameter of the aortopulmonary collaterals (R: mm) and the bodyweight of the children (weight: kg), K= ((∑R2)/Wt) was set as the ...
Qing Guan   +9 more
wiley   +1 more source

A Bibliometric Analysis of Study of Associations of Certain Genotypes with the Cardiovascular Form of Diabetic Neuropathy

open access: yesBioMed Research International, Volume 2024, Issue 1, 2024.
This bibliometric analysis explores the landscape of research on the associations between specific genotypes and the cardiovascular form of diabetic neuropathy. Diabetes mellitus (DM) is a major contributor to premature mortality, primarily due to increased susceptibility to cardiovascular diseases.
Nazira B. Bekenova   +8 more
wiley   +1 more source

Tetramethylpyrazine Prevents Contrast‐Induced Nephropathy via Modulating Tubular Cell Mitophagy and Suppressing Mitochondrial Fragmentation, CCL2/CCR2‐Mediated Inflammation, and Intestinal Injury

open access: yesOxidative Medicine and Cellular Longevity, Volume 2019, Issue 1, 2019., 2019
Contrast‐induced nephropathy (CIN) is a leading cause of hospital‐acquired acute kidney injury (AKI), but detailed pathogenesis and effectual remedy remain elusive. Here, we tested the hypothesis that contrast media (CM) impaired mitochondrial quality control (MQC) in tubules, including mitochondrial fragmentation and mitophagy, induced systemic ...
Xuezhong Gong   +5 more
wiley   +1 more source

Determination of left ventricular wall thickness and muscle mass by intravenous digital subtractionangiocardiography: validation of the method [PDF]

open access: yes, 2017
Left ventricular (LV) wall thickness and muscle mass are important measures of LV hypertrophy. In 24 patients LV end-diastolic wall thickness and muscle mass were determined (two observers) by digital subtraction angiocardiography (DSA) and conventional ...
BIRCHLER, B.   +5 more
core  

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