Results 171 to 180 of about 796,036 (401)

Early clinical and echocardiographic outcomes after SAPIEN 3 transcatheter aortic valve replacement in inoperable, high-risk and intermediate-risk patients with aortic stenosis.

open access: yesEuropean Heart Journal, 2016
AIMS Based on randomized trials using first-generation devices, transcatheter aortic valve replacement (TAVR) is well established in the treatment of high-risk (HR) patients with severe aortic stenosis (AS).
S. Kodali   +27 more
semanticscholar   +1 more source

Comparison of Fractional Flow Reserve and Myocardial Perfusion Imaging in Saphenous Vein Grafts

open access: yesCatheterization and Cardiovascular Interventions, EarlyView.
ABSTRACT Background Revascularization decision‐making for saphenous vein grafts (SVGs) relies on angiographic lesion severity estimation, as studies on fractional flow reserve (FFR) for detecting ischemia in SVGs are scarce. Aims To compare FFR and quantitative coronary angiography (QCA) of SVGs against myocardial perfusion imaging (MPI) and to ...
Roel Hoek   +12 more
wiley   +1 more source

A companion to the preclinical common data elements and case report forms for in vivo rodent neuroimaging: A report of the TASK3‐WG3 Neuroimaging Working Group of the ILAE/AES Joint Translational Task Force

open access: yesEpilepsia Open, EarlyView., 2022
Abstract The International League Against Epilepsy/American Epilepsy Society (ILAE/AES) Joint Translational Task Force established the TASK3 working groups to create common data elements (CDEs) for various aspects of preclinical epilepsy research studies, which could help improve the standardization of experimental designs.
Erwin A. van Vliet   +9 more
wiley   +1 more source

Inflammatory Characteristics of Stenotic Aortic Valves: A Comparison between Rheumatic and Nonrheumatic Aortic Stenosis

open access: yesCardiology Research and Practice, 2013
Background. Although our comprehension of nonrheumatic aortic stenosis (NRAS) has increased substantially during the last decade, less is known about the histopathology of rheumatic aortic stenosis (RAS).
Lars Wallby   +3 more
doaj   +1 more source

Assimilated LVEF: A Bayesian technique combining human intuition with machine measurement for sharper estimates of left ventricular ejection fraction and stronger association with outcomes [PDF]

open access: yesarXiv, 2018
The cardiologist's main tool for measuring systolic heart failure is left ventricular ejection fraction (LVEF). Trained cardiologist's report both a visual and machine-guided measurement of LVEF, but only use this machine-guided measurement in analysis.
arxiv  

Haemodynamic mechanisms and long‐term prognostic impact of pulmonary hypertension in patients with severe aortic stenosis undergoing valve replacement

open access: yesEuropean Journal of Heart Failure, 2018
We aimed to investigate the prevalence, detailed invasive haemodynamics, and prognostic impact of pulmonary hypertension (PH) in severe aortic stenosis (AS).
L. Weber   +9 more
semanticscholar   +1 more source

Clinical and Technical Predictors of Treatment Success After Coronary Intravascular Lithotripsy in Calcific Coronary Lesions

open access: yesCatheterization and Cardiovascular Interventions, EarlyView.
ABSTRACT Background Intravascular lithotripsy (IVL) is increasingly used to treat coronary artery calcification (CAC). This study aimed to identify clinical and procedural factors associated with IVL treatment success. Methods This retrospective analysis included 454 patients (73 ± 9 years, 75% male) treated with IVL from the multicenter BENELUX‐IVL ...
Martijn J. H. van Oort   +12 more
wiley   +1 more source

Construction of hybrid 1D‐0D networks for efficient and accurate blood flow simulations

open access: yesInternational Journal for Numerical Methods in Fluids, Volume 95, Issue 2, Page 262-312, February 2023., 2023
A set of coupling equations to appropriately couple nonlinear 1D and lumped‐parameter (0D) models for blood flow in compliant vessels is defined. Then, a methodology for the high‐order numerical coupling between 1D and 0D vessels through hybrid junctions is proposed.
Beatrice Ghitti   +3 more
wiley   +1 more source

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