Articles with "pressure volume" as a keyword



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Multipoint left ventricular pacing improves response to cardiac resynchronization therapy with and without pressure-volume loop optimization: comparison of the long-term efficacy of two different programming strategies

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Published in 2018 at "Journal of Interventional Cardiac Electrophysiology"

DOI: 10.1007/s10840-018-0480-6

Abstract: PurposeCardiac resynchronization therapy (CRT) with multipoint left ventricular (LV) pacing (MultiPoint™ Pacing [MPP]) improves long-term LV reverse remodeling, though questions persist about how to program LV pacing vectors and delays. We evaluated if an empirical… read more here.

Keywords: response; crt; pressure volume; ventricular pacing ... See more keywords
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Pressure Volume System for Management of Heart Failure and Valvular Heart Disease

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Published in 2019 at "Current Cardiology Reports"

DOI: 10.1007/s11886-019-1247-0

Abstract: To introduce the reader to the basics of pressure-volume (PV) analysis, its current role in management of heart failure and valvular disease, and the possibilities for future use. The recent introduction of FDA-approved miniaturized conductance… read more here.

Keywords: management heart; heart; pressure volume; heart failure ... See more keywords
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Echocardiography-based pressure–volume loop assessment in the evaluation for the effects of indoxyl sulfate on cardiovascular function

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Published in 2018 at "Journal of Echocardiography"

DOI: 10.1007/s12574-018-0385-5

Abstract: BackgroundIndoxyl sulfate (IS), a uremic toxin, has been reported to have hypertrophic effects on the heart. Previous studies, however, have shown no association between elevated IS levels and cardiovascular outcomes in hemodialysis patients. We hypothesized… read more here.

Keywords: based pressure; echocardiography based; pressure volume; volume ... See more keywords
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Early hemodynamic changes after transcatheter aortic valve implantation in patients with severe aortic stenosis measured by invasive pressure volume loop analysis

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Published in 2020 at "Cardiovascular Intervention and Therapeutics"

DOI: 10.1007/s12928-020-00737-4

Abstract: Replacement of a stenotic aortic valve reduces immediately the ventricular to aortic gradient and is expected to improve diastolic and systolic left ventricular function over the long term. However, the hemodynamic changes immediately after valve… read more here.

Keywords: loop analysis; valve implantation; volume loop; pressure volume ... See more keywords
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Promising approach for the preclinical assessment of cardiac risks using left ventricular pressure-volume loop analyses in anesthetized monkeys.

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Published in 2017 at "Journal of pharmacological and toxicological methods"

DOI: 10.1016/j.vascn.2016.10.004

Abstract: INTRODUCTION Load-independent cardiac parameters obtained from the ventricular pressure-volume relationship are recognized as gold standard indexes for evaluating cardiac inotropy. In this study, for better analyses of cardiac risks, load-independent pressure-volume loop parameters were assessed… read more here.

Keywords: pressure; ventricular pressure; pressure volume; cardiac risks ... See more keywords
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Predictive Model for Pressure–Volume–Temperature Properties and Asphaltene Instability of Crude Oils under Gas Injection

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Published in 2018 at "Energy & Fuels"

DOI: 10.1021/acs.energyfuels.8b01783

Abstract: A new approach based on the statistical associating fluid theory is presented here to model eight light crude oils, with the saturate, aromatic, resin, and asphaltene analysis as the only input for the model. Within… read more here.

Keywords: asphaltene instability; gas; crude oils; model ... See more keywords
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Cardiac structural remodeling in hypertensive cardiomyopathy

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Published in 2017 at "Hypertension Research"

DOI: 10.1038/hr.2016.169

Abstract: Heart failure with preserved ejection fraction (HFpEF), which is a primary driver of morbidity and mortality, accounts for approximately half of all heart failure cases. Therefore, it is essential to develop preclinical animal models for… read more here.

Keywords: cardiac structural; pressure volume; remodeling hypertensive; structural remodeling ... See more keywords
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Comparison of Right Ventricular Function Between Patients With and Without Pulmonary Hypertension Owing to Left-Sided Heart Disease: Assessment Based on Right Ventricular Pressure-Volume Curves.

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Published in 2019 at "Journal of cardiothoracic and vascular anesthesia"

DOI: 10.1053/j.jvca.2019.05.025

Abstract: OBJECTIVES Right ventricular (RV) failure with pulmonary hypertension (PH) is frequently encountered in patients with advanced left-sided heart disease (LHD). However, RV energetics in patients with postcapillary PH because of LHD has not been well… read more here.

Keywords: right ventricular; heart; volume; pulmonary hypertension ... See more keywords
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Pressure-volume loop validation of TAPSE/PASP for right ventricular arterial coupling in heart failure with pulmonary hypertension.

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Published in 2020 at "European heart journal cardiovascular Imaging"

DOI: 10.1093/ehjci/jeaa285

Abstract: AIMS The aim of this study was to validate the tricuspid annular plane systolic excursion/systolic pulmonary artery (PA) pressure (TAPSE/PASP) ratio with the invasive pressure-volume (PV) loop-derived end-systolic right ventricular (RV) elastance/PA elastance (Ees/Ea) ratio… read more here.

Keywords: heart; tapse; pressure volume; pasp ... See more keywords
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A novel non-invasive and echocardiography-derived method for quantification of right ventricular pressure-volume loops.

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Published in 2021 at "European heart journal cardiovascular Imaging"

DOI: 10.1093/ehjci/jeab038

Abstract: AIMS We sought to assess the feasibility of constructing right ventricular (RV) pressure-volume (PV) loops solely by echocardiography. METHODS AND RESULTS We performed RV conductance and pressure wire (PW) catheterization with simultaneous echocardiography in 35… read more here.

Keywords: volume; ventricular pressure; right ventricular; volume loops ... See more keywords
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Active Regulation of Pressure and Volume Defines an Energetic Constraint on the Size of Cell Aggregates.

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Published in 2022 at "Physical review letters"

DOI: 10.1103/physrevlett.128.048103

Abstract: We explore the relationship between the nonequilibrium generation of myosin-induced active stress within the F-actin cytoskeleton and the pressure-volume relationship of cellular aggregates as models of simple tissues. We find that due to active stress,… read more here.

Keywords: cell aggregates; cell; size cell; pressure volume ... See more keywords