2019
P4429Cardiac magnetic resonance characteristics of professional athletes and hypertrophic cardiomyopathy patients in the grey zone of hypertrophy
Czimbalmos C, Csecs I, Dohy Z, Toth A, Suhai F, Szabo L, Horvath V, Sydo N, Kiss O, Becker D, Merkely B, Vago H. P4429Cardiac magnetic resonance characteristics of professional athletes and hypertrophic cardiomyopathy patients in the grey zone of hypertrophy. European Heart Journal 2019, 40: ehz745.0831. DOI: 10.1093/eurheartj/ehz745.0831.Peer-Reviewed Original ResearchMale HCM patientsHCM patientsHypertrophic cardiomyopathy patientsHypertrophic cardiomyopathyHealthy athletesEjection fractionLeft ventricular (LV) ejection fractionLV) ejection fractionConventional CMR parametersCardiac magnetic resonanceEnd-diastolic wall thicknessLV hypertrophyCardiomyopathy patientsNo significant differenceCMR parametersGray zoneHCM groupEnd-diastolicPhysiological hypertrophyPatient groupAthlete's heartEnd-systolePatientsHypertrophyStroke volume
2018
Left and right ventricular parameters corrected with threshold-based quantification method in a normal cohort analyzed by three independent observers with various training-degree
Csecs I, Czimbalmos C, Suhai F, Mikle R, Mirzahosseini A, Dohy Z, Szűcs A, Kiss A, Simor T, Tóth A, Merkely B, Vágó H. Left and right ventricular parameters corrected with threshold-based quantification method in a normal cohort analyzed by three independent observers with various training-degree. The International Journal Of Cardiovascular Imaging 2018, 34: 1127-1133. PMID: 29492774, DOI: 10.1007/s10554-018-1322-4.Peer-Reviewed Original ResearchConceptsCardiac magnetic resonancePapillary musclesInterobserver agreementIndependent observersShort-axis cine imagesCardiac magnetic resonance scansRight ventricular parametersRV ejection fractionRight ventricular functionInvestigate interobserver variabilityGlobal intraclass correlation coefficientAssess LVIntraclass correlation coefficientRV parametersEjection fractionVentricular parametersVentricular functionHealthy volunteersCine imagesLV parametersEnd-diastolicInterobserver variabilityMeasure LVEnd-systoleTB method
2009
Assessment of atrial septal defect size and residual rim using real-time 3D transesophageal echocardiography
Kaku K, Takeuchi M, Sugeng L, Lodato J, Nakai H, Weinert L, Otani K, Yoshitani H, Haruki N, Hijazi Z, Otsuji Y, Lang R. Assessment of atrial septal defect size and residual rim using real-time 3D transesophageal echocardiography. Journal Of Echocardiography 2009, 7: 48-54. PMID: 27278380, DOI: 10.1007/s12574-009-0013-5.Peer-Reviewed Original ResearchAtrial septal defectReal-time 3D transesophageal echocardiographyTransesophageal echocardiographyTranscatheter closureTranscatheter closure of atrial septal defectClosure of atrial septal defectAtrial septal defect sizeMaximal defect diameterEn-face viewRim lengthASD sizeSeptal defectCardiac structureEnd-diastolicEn-faceEnd-systoleASD patientsResidual rimDefect diameterQuantitative softwareDefect areaEchocardiographyTranscatheterPatientsDefect size
2008
A Study of Functional Anatomy of Aortic-Mitral Valve Coupling Using 3D Matrix Transesophageal Echocardiography
Veronesi F, Corsi C, Sugeng L, Mor-Avi V, Caiani E, Weinert L, Lamberti C, Lang R. A Study of Functional Anatomy of Aortic-Mitral Valve Coupling Using 3D Matrix Transesophageal Echocardiography. Circulation Cardiovascular Imaging 2008, 2: 24-31. PMID: 19808561, DOI: 10.1161/circimaging.108.785907.Peer-Reviewed Original ResearchConceptsAortic annulusEnd-diastolicTransesophageal echocardiographyValvular surgical interventionsAortic valve morphologyMitral valve openingAortic-mitralSurgical interventionAortic valve dynamicsAortic valveInvasive techniquesTransesophageal imagingQuantitative 3D assessmentNormal valvesValve morphologyIsovolumic contractionPatient evaluationIsovolumic relaxationStudy of functional anatomyTransesophageal transducerSystolicTransesophagealEchocardiographyFibrous tissueHuman heartMeasurement of Left Ventricular Mass by Real-Time Three-Dimensional Echocardiography: Validation Against Magnetic Resonance and Comparison with Two-Dimensional and M-Mode Measurements
Takeuchi M, Nishikage T, Mor-Avi V, Sugeng L, Weinert L, Nakai H, Salgo I, Gerard O, Lang R. Measurement of Left Ventricular Mass by Real-Time Three-Dimensional Echocardiography: Validation Against Magnetic Resonance and Comparison with Two-Dimensional and M-Mode Measurements. Journal Of The American Society Of Echocardiography 2008, 21: 1001-1005. PMID: 18765176, DOI: 10.1016/j.echo.2008.07.008.Peer-Reviewed Original ResearchConceptsMeasurement of left ventricular massCardiac magnetic resonanceLeft ventricular massVentricular massReal-time three-dimensional echocardiographyQuantification of left ventricular massCardiac magnetic resonance imagingThree-dimensional echocardiographyTest-retest variabilityConventional M-modeCalculate left-ventricular massM-mode measurementsLVM valuesNo significant differenceRT3DE measurementsRT3DE imagingEnd-diastolicBiplane measurementsEpicardial surfaceInterobserver variabilitySurface detection algorithmM-modeSemiautomated quantificationBiplane techniqueDetection algorithm
2006
Quantitative Assessment of Left Ventricular Size and Function
Sugeng L, Mor-Avi V, Weinert L, Niel J, Ebner C, Steringer-Mascherbauer R, Schmidt F, Galuschky C, Schummers G, Lang R, Nesser H. Quantitative Assessment of Left Ventricular Size and Function. Circulation 2006, 114: 654-661. PMID: 16894035, DOI: 10.1161/circulationaha.106.626143.Peer-Reviewed Original ResearchConceptsCardiac CTEnd-systolic volumeLeft ventricular sizeCardiac MRRT3DE measurementsEjection fractionVentricular sizeEnd-diastolicAssessment of left ventricular sizeCardiac CT measuresReal-time 3D echocardiographyMeasurements of left ventricular sizeEnd-diastolic volumeMeasurement of left ventricular volumeLeft ventricular volumeBland-Altman analysisLimits of agreementStandard reference techniquePhilips 7500Intertechnique agreementRT3DE dataEndocardial definitionLive 3D imagingBeta-blockersVentricular volumeQuantification of Regional Left Ventricular Wall Motion from Real-time 3-Dimensional Echocardiography in Patients with Poor Acoustic Windows: Effects of Contrast Enhancement Tested Against Cardiac Magnetic Resonance
Corsi C, Coon P, Goonewardena S, Weinert L, Sugeng L, Polonsky T, Veronesi F, Caiani E, Lamberti C, Bardo D, Lang R, Mor-Avi V. Quantification of Regional Left Ventricular Wall Motion from Real-time 3-Dimensional Echocardiography in Patients with Poor Acoustic Windows: Effects of Contrast Enhancement Tested Against Cardiac Magnetic Resonance. Journal Of The American Society Of Echocardiography 2006, 19: 886-893. PMID: 16824998, DOI: 10.1016/j.echo.2006.02.010.Peer-Reviewed Original ResearchMeSH KeywordsComputer SystemsEchocardiographyEchocardiography, Three-DimensionalFeasibility StudiesFemaleHumansImage Interpretation, Computer-AssistedMagnetic Resonance ImagingMaleMiddle AgedMovementMyocardial ContractionMyocardiumReproducibility of ResultsSensitivity and SpecificityVentricular Dysfunction, LeftConceptsCardiac magnetic resonanceReal-time 3-dimensional echocardiographyCardiac magnetic resonance imagingRT3DE datasetsEndocardial definitionAcoustic windowCMR valuesRegional left ventricular functionPoor acoustic windowsLeft ventricular wall motionRT3DE image qualityRegional wall motionRegional left ventricular wall motionVentricular wall motionIntravenous contrastVentricular functionEndocardial visualizationWall motionRT3DE imagingEnd-diastolicEnd-systolePatientsContrast enhancementMagnetic resonanceImage qualityObjective evaluation of changes in left ventricular and atrial volumes during parabolic flight using real-time three-dimensional echocardiography
Caiani E, Sugeng L, Weinert L, Capderou A, Lang R, Vaïda P. Objective evaluation of changes in left ventricular and atrial volumes during parabolic flight using real-time three-dimensional echocardiography. Journal Of Applied Physiology 2006, 101: 460-468. PMID: 16601310, DOI: 10.1152/japplphysiol.00014.2006.Peer-Reviewed Original ResearchConceptsLower body negative pressureRT3DE imagingReal-time three-dimensional echocardiographyLA volume changeLeft heart volumeThree-dimensional echocardiographyPrevent cardiac dilatationRT3DE data setsEffect of lower body negative pressureIncrease of LVQuantification of LVAtrial volumeEjection fractionLA volumeCardiac dilatationEndocardial definitionCardiac functionEnd-diastolicVenous returnNormal subjectsHeart volumeEnd-systoleReal-time three-dimensionalBreath-holdData sets
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