Articles with "wall stress" as a keyword



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The impact of personalized probabilistic wall thickness models on peak wall stress in abdominal aortic aneurysms.

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Published in 2018 at "International journal for numerical methods in biomedical engineering"

DOI: 10.1002/cnm.2922

Abstract: If computational models are ever to be used in high-stakes decision making in clinical practice, the use of personalized models and predictive simulation techniques is a must. This entails rigorous quantification of uncertainties as well… read more here.

Keywords: wall stress; wall; wall thickness; peak wall ... See more keywords
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Biomechanical Characterization of Ascending Aortic Aneurysms

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Published in 2017 at "Biomechanics and Modeling in Mechanobiology"

DOI: 10.1007/s10237-016-0848-4

Abstract: Ascending thoracic aortic aneurysms (ATAAs) are a silent disease, ultimately leading to dissection or rupture of the arterial wall. There is a growing consensus that diameter information is insufficient to assess rupture risk, whereas wall… read more here.

Keywords: wall stress; aortic aneurysms; wall; stress ... See more keywords
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Effects of Transcatheter Mitral Valve Repair With MitraClip on Left Ventricular and Atrial Hemodynamic Load and Myocardial Wall Stress.

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Published in 2018 at "Journal of cardiac failure"

DOI: 10.1016/j.cardfail.2017.12.008

Abstract: AIMS To evaluate the effects of MitraClip on left ventricular (LV) and left atrial (LA) myocardial wall stress as assessed with the use of N-terminal pro-B-type natriuretic peptide (NT-proBNP) and strain imaging. METHODS AND RESULTS… read more here.

Keywords: wall stress; mitraclip; myocardial wall;
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Algebraic non-equilibrium wall-stress modeling for large eddy simulation based on analytical integration of the thin boundary-layer equation

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Published in 2019 at "Physics of Fluids"

DOI: 10.1063/1.5099658

Abstract: An algebraic nonequilibrium wall-stress model for large eddy simulation is discussed. The ordinary differential equation (ODE) derived from the thin-layer approximated momentum equation, including the temporal, convection, and pressure gradient terms, is considered to form… read more here.

Keywords: wall stress; layer; wall; stress ... See more keywords
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A10648 Progression of left ventricular remodeling from impaired volume growth to increased mass in children elevated myocardial wall stress

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Published in 2018 at "Journal of Hypertension"

DOI: 10.1097/01.hjh.0000548811.02956.4b

Abstract: Objectives: To examine the consequences of elevated myocardial wall stress (MWS) in children with and without chronic kidney disease (CKD). Methods: 100 children (10.6 ± 3.0 years) including 66 children with CKD were studied for two visits… read more here.

Keywords: wall stress; myocardial wall; visit; mws ... See more keywords
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Elevated myocardial wall stress after percutaneous coronary intervention in acute ST elevation myocardial infraction is associated with increased mortality

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Published in 2021 at "Echocardiography"

DOI: 10.1111/echo.15131

Abstract: Despite early attempts to salvage myocardium‐at‐risk with percutaneous coronary intervention (PCI), changes in myocardial wall stress (MWS) leads to ventricular dilatation and dysfunction after acute ST‐elevation myocardial infraction (STEMI). Whether this is transient or leads… read more here.

Keywords: wall stress; myocardial wall; acute elevation; elevation myocardial ... See more keywords
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A Predictive Analysis of Wall Stress in Abdominal Aortic Aneurysms Using a Neural Network Model.

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Published in 2021 at "Journal of biomechanical engineering"

DOI: 10.1115/1.4051905

Abstract: In the present work, we investigated the use of geometric indices to predict patient-specific abdominal aortic aneurysm (AAA) wall stress by means of a novel neural network (NN) modeling approach. We conducted a retrospective review… read more here.

Keywords: wall stress; model; stress; abdominal aortic ... See more keywords
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Maintaining Matrix Composure Under Stress.

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Published in 2019 at "Circulation Research"

DOI: 10.1161/circresaha.119.314843

Abstract: Increased left ventricular wall stress precedes the development of heart failure in multiple myocardial pathologies. Increased wall stress can occur in many forms. It may occur globally from increased in pressure throughout the ventricle such… read more here.

Keywords: wall stress; maintaining matrix; stress; composure stress ... See more keywords
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Abstract P3024: Tangential Wall Stress In The Thoracic Aorta Affects The Structure And Function Of Associated Perivascular Adipose Tissue

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Published in 2019 at "Hypertension"

DOI: 10.1161/hyp.74.suppl_1.p3024

Abstract: Perivascular adipose tissue (PVAT) dynamically modifies contractile function of the blood vessel it surrounds (outside-in signaling). Sparse evidence points to inside-out signaling, i.e. the blood vessel actively affecting its surrounding PVAT. We hypothesized that inside-out… read more here.

Keywords: wall stress; thoracic aorta; coarctation; stress ... See more keywords
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Right ventricular dyssynchrony: from load-independent right ventricular function to wall stress in severe pulmonary arterial hypertension

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Published in 2020 at "Pulmonary Circulation"

DOI: 10.1177/2045894020925759

Abstract: Right ventricular (RV) dyssynchrony has been related to outcome in pulmonary arterial hypertension. Prospectively, we performed echocardiography with measurement of right ventricular dyssynchrony and pressure–volume loop catheterization in 27 pulmonary arterial hypertension patients. Afterload and… read more here.

Keywords: wall stress; arterial hypertension; ventricular dyssynchrony; right ventricular ... See more keywords