Results 101 to 110 of about 90,051 (360)

Insuficiência cardíaca com fração de ejeção normal: novos critérios diagnósticos e avanços fisiopatológicos Insuficiencia cardiaca con fracción de eyección normal: nuevos criterios diagnósticos y avances fisiopatológicos Heart failure with normal ejection fraction: new diagnostic criteria and pathophysiological advances

open access: yesArquivos Brasileiros de Cardiologia, 2009
A insuficiência cardíaca (IC) é uma complexa síndrome cardiovascular com elevada prevalência, sendo que seu quadro clínico frequentemente é associado à dilatação do ventrículo, à diminuição da contratilidade e à reduzida fração de ejeção do ventrículo ...
Evandro Tinoco Mesquita   +1 more
doaj   +1 more source

Quantification of epicardial adipose tissue in obese patients using an open-bore MR scanner

open access: yesEuropean Radiology Experimental, 2022
Background Our aim was to evaluate the reproducibility of epicardial adipose tissue (EAT) volume, measured on scans performed using an open-bore magnetic resonance scanner.
Francesco Secchi   +11 more
doaj   +1 more source

Cardiovascular magnetic resonance reference ranges for the heart and aorta in Chinese at 3T. [PDF]

open access: yes, 2016
Cardiovascular magnetic resonance (CMR) reference ranges have not been well established in Chinese. Here we determined normal cardiac and aortic reference ranges in healthy Singaporean Chinese and investigated how these data might affect clinical ...
Chin, CW   +7 more
core   +1 more source

On a systolic inequality for closed magnetic geodesics on surfaces [PDF]

open access: yesarXiv, 2019
We apply a local systolic-diastolic inequality for contact forms and odd-symplectic forms on three-manifolds to bound the magnetic length of closed curves with prescribed geodesic curvature (also known as magnetic geodesics) on an oriented closed surface. Our results hold when the prescribed curvature is either close to a Zoll one or large enough.
arxiv  

The Role of Silicon Technology in Organ‐On‐Chip: Current Status and Future Perspective

open access: yesAdvanced Materials Technologies, EarlyView.
This review explores the potential of silicon micro‐nanofabrication technologies in advancing organ‐on‐chip systems. The integration of actuation and sensing modalities, highlight emerging technologies is discussed for combining silicon‐based and polymer‐based components, and emphasize the need for robust, high‐throughput, and customizable organ‐on ...
Frøydis Sved Skottvoll   +2 more
wiley   +1 more source

The relationship between dietary patterns and aggressive behavior in adolescent girls: A cross‐sectional study

open access: yesBrain and Behavior, Volume 12, Issue 12, December 2022., 2022
Abstract Background There are few studies about the relationship between dietary patterns and aggression. The aim of this study was to assess the relationship between the main dietary patterns and aggression scores among adolescent girls in Iran. Methods This cross‐sectional study was conducted on 670 adolescent girls.
Mahsa Malekahmadi   +8 more
wiley   +1 more source

The value of exercise echocardiography in heart failure with preserved ejection fraction

open access: yesJournal of Ultrasonography, 2019
Diastolic stress test is something that is now acknowledged in the recommendations and guidelines for diagnosing heart failure with preserved ejection fraction.
Erwan Donal
doaj   +1 more source

Effect of obesity on ecocardiographic parameters and vertebral heart size (VHS) in cats

open access: yesSemina: Ciências Agrárias, 2020
The objective of this study was to correlate cardiovascular parameters with obesity in adult cats. Forty mixed-breed cats (20 obese and 20 controls) underwent echocardiographic measurements and thoracic radiography to establish a relationship between the
Fúlvia Bueno de Souza   +8 more
doaj   +1 more source

Convective instability and transient growth in steady and pulsatile stenotic flows [PDF]

open access: yes, 2008
We show that suitable initial disturbances to steady or long-period pulsatile flows in a straight tube with an axisymmetric 75%-occlusion stenosis can produce very large transient energy growths.
Barkley, Dwight   +2 more
core   +1 more source

AI-enabled Assessment of Cardiac Systolic and Diastolic Function from Echocardiography [PDF]

open access: yesMICCAI ASMUS 2020, 2022
Left ventricular (LV) function is an important factor in terms of patient management, outcome, and long-term survival of patients with heart disease. The most recently published clinical guidelines for heart failure recognise that over reliance on only one measure of cardiac function (LV ejection fraction) as a diagnostic and treatment stratification ...
arxiv  

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