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Lang, Roberto M.

One or more keywords matched the following items that are connected to Lang, Roberto M.

Item Type	Name
Concept	Prospective Studies
Academic Article	Feasibility of aortic diameter measurement by multiplane transesophageal echocardiography for preoperative selection and preparation of homograft aortic valves.
Academic Article	Left ventricular outflow tract obstruction as a cause for hypotension and symptoms during dobutamine stress echocardiography.
Academic Article	Quantitative diagnosis of apical cardiomyopathy using contrast echocardiography.
Academic Article	The arterial system in pre-eclampsia and chronic hypertension with superimposed pre-eclampsia.
Academic Article	Feasibility of real-time three-dimensional transoesophageal echocardiography for guidance of percutaneous atrial septal defect closure.
Academic Article	Age and body surface area dependency of mitral valve and papillary apparatus parameters: assessment by real-time three-dimensional echocardiography.
Academic Article	Quantitative diagnosis of stress-induced myocardial ischemia using analysis of contrast echocardiographic parametric perfusion images.
Academic Article	Real-time 3-dimensional echocardiographic assessment of left ventricular dyssynchrony: pitfalls in patients with dilated cardiomyopathy.
Academic Article	Prospective evaluation of the clinical application of the American College of Cardiology Foundation/American Society of Echocardiography Appropriateness Criteria for transthoracic echocardiography.
Academic Article	Characterization of degenerative mitral valve disease using morphologic analysis of real-time three-dimensional echocardiographic images: objective insight into complexity and planning of mitral valve repair.
Academic Article	Noninvasive quantification of left ventricular elastance and ventricular-arterial coupling using three-dimensional echocardiography and arterial tonometry.
Academic Article	Quantitative three-dimensional evaluation of myocardial perfusion during regadenoson stress using multidetector computed tomography.
Academic Article	The effect of Definity on systemic and pulmonary hemodynamics in patients.
Academic Article	Detection of myocardial perfusion abnormalities using ultra-low radiation dose regadenoson stress multidetector computed tomography.
Academic Article	Comparison of the frequency of abnormal cardiac findings by echocardiography in patients with and without peripheral arterial disease.
Academic Article	Myocardial deformation by speckle tracking in severe dilated cardiomyopathy.
Academic Article	Use of carotid intima-media thickness to identify patients with ischemic stroke and transient ischemic attack with low yield of cardiovascular sources of embolus on transesophageal echocardiography.
Academic Article	Reproducibility and inter-vendor variability of left ventricular deformation measurements by three-dimensional speckle-tracking echocardiography.
Academic Article	Real-time 3D echocardiographic quantification of left atrial volume: multicenter study for validation with CMR.
Academic Article	Normal Reference Ranges for Echocardiography: rationale, study design, and methodology (NORRE Study).
Academic Article	Right ventricular strain in pulmonary arterial hypertension: a 2D echocardiography and cardiac magnetic resonance study.
Academic Article	Discordance between echocardiography and MRI in the assessment of mitral regurgitation severity: a prospective multicenter trial.
Academic Article	Effect of Optison on pulmonary artery systolic pressure and pulmonary vascular resistance.
Academic Article	Novel Approach to Three-Dimensional Echocardiographic Quantification of Right Ventricular Volumes and Function from Focused Views.
Academic Article	Normal Values of Left Ventricular Mass Index Assessed by Transthoracic Three-Dimensional Echocardiography.
Academic Article	Hemodynamic Ramp Tests in Patients With Left Ventricular Assist Devices.
Academic Article	Elongation of chordae tendineae as an adaptive process to reduce mitral regurgitation in functional mitral regurgitation.
Academic Article	Circulating Antiangiogenic Factors and Myocardial Dysfunction in Hypertensive Disorders of Pregnancy.
Academic Article	Accurate Quantification Methods for Aortic Insufficiency Severity in Patients With LVAD: Role of Diastolic Flow Acceleration and Systolic-to-Diastolic Peak Velocity Ratio of Outflow Cannula.
Academic Article	Screening for Outflow Cannula Malfunction of Left Ventricular Assist Devices (LVADs) With the Use of Doppler Echocardiography: New LVAD-Specific Reference Values for Contemporary Devices.
Academic Article	Atrial-focused views improve the accuracy of two-dimensional echocardiographic measurements of the left and right atrial volumes: a contribution to the increase in normal values in the guidelines update.
Academic Article	Two-dimensional transthoracic echocardiographic normal reference ranges for proximal aorta dimensions: results from the EACVI NORRE study.
Academic Article	Non-invasive assessment of the haemodynamic significance of coronary stenosis using fusion of cardiac computed tomography and 3D echocardiography.
Academic Article	Association of circulating transcriptomic profiles with mortality in sickle cell disease.
Academic Article	3D Morphological Changes in LV and RV During LVAD Ramp Studies.
Academic Article	Three-Dimensional Echocardiographic Automated Quantification of Left Heart Chamber Volumes Using an Adaptive Analytics Algorithm: Feasibility and Impact of Image Quality in Nonselected Patients.
Academic Article	Echocardiographic Changes in Patients Implanted With a Fully Magnetically Levitated Left Ventricular Assist Device (Heartmate 3).
Academic Article	Cannula and Pump Positions Are Associated With Left Ventricular Unloading and Clinical Outcome in Patients With HeartWare Left Ventricular Assist Device.
Academic Article	Fusion of Three-Dimensional Echocardiographic Regional Myocardial Strain with Cardiac Computed Tomography for Noninvasive Evaluation of the Hemodynamic Impact of Coronary Stenosis in Patients with Chest Pain.
Academic Article	Activin A and Late Postpartum Cardiac Dysfunction Among Women With Hypertensive Disorders of Pregnancy.
Academic Article	Feasibility of Left Ventricular Global Longitudinal Strain Measurements from Contrast-Enhanced Echocardiographic Images.
Academic Article	Intervendor Consistency and Accuracy of Left Ventricular Volume Measurements Using Three-Dimensional Echocardiography.
Academic Article	Invasive Validation of the Echocardiographic Assessment of Left Ventricular Filling Pressures Using the 2016 Diastolic Guidelines: Head-to-Head Comparison with the 2009 Guidelines.
Academic Article	Residual native left ventricular function optimization using quantitative 3D echocardiographic assessment of rotational mechanics in patients with left ventricular assist devices.
Academic Article	Quantification of Right Ventricular Size and Function from Contrast-Enhanced Three-Dimensional Echocardiographic Images.
Academic Article	Feasibility and Accuracy of Automated Software for Transthoracic Three-Dimensional Left Ventricular Volume and Function Analysis: Comparisons with Two-Dimensional Echocardiography, Three-Dimensional Transthoracic Manual Method, and Cardiac Magnetic Resonance Imaging.
Academic Article	Load Dependency of Left Atrial Strain in Normal Subjects.
Academic Article	Peak left atrial strain as a single measure for the non-invasive assessment of left ventricular filling pressures.
Academic Article	Echocardiographic Assessment of the Tricuspid Annulus: The Effects of the Third Dimension and Measurement Methodology.
Academic Article	Automated, machine learning-based, 3D echocardiographic quantification of left ventricular mass.
Academic Article	Echocardiographic reference ranges for normal non-invasive myocardial work indices: results from the EACVI NORRE study.
Academic Article	Comparison Between Four-Chamber and Right Ventricular-Focused Views for the Quantitative Evaluation of Right Ventricular Size and Function.
Academic Article	Hemodynamic impact of coronary stenosis using computed tomography: comparison between noninvasive fractional flow reserve and 3D fusion of coronary angiography with stress myocardial perfusion.
Academic Article	Quantitative detection of changes in regional wall motion using real time strain-encoded cardiovascular magnetic resonance.
Academic Article	Echocardiographic evaluation of the effects of sacubitril-valsartan on vascular properties in heart failure patients.
Academic Article	Similarities and Differences in Left Ventricular Size and Function among Races and Nationalities: Results of the World Alliance Societies of Echocardiography Normal Values Study.
Academic Article	Contrast-enhanced echocardiographic measurement of longitudinal strain: accuracy and its relationship with image quality.
Academic Article	Machine learning based quantification of ejection and filling parameters by fully automated dynamic measurement of left ventricular volumes from cardiac magnetic resonance images.
Academic Article	Short-Term Ventricular Structural Changes Following Left Ventricular Assist Device Implantation.
Academic Article	Normal Values of Right Atrial Size and Function According to Age, Sex, and Ethnicity: Results of the World Alliance Societies of Echocardiography Study.
Academic Article	Utility of a Deep-Learning Algorithm to Guide Novices to Acquire Echocardiograms for Limited Diagnostic Use.
Academic Article	Prospective Evaluation of Transseptal TMVR for Failed Surgical Bioprostheses: MITRAL Trial Valve-in-Valve Arm 1-Year Outcomes.
Academic Article	Echocardiographic Correlates of In-Hospital Death in Patients with Acute COVID-19 Infection: The World Alliance Societies of Echocardiography (WASE-COVID) Study.
Academic Article	Deep Learning-Based Automated Echocardiographic Quantification of Left Ventricular Ejection Fraction: A Point-of-Care Solution.
Academic Article	Biventricular Pacing Versus Right Ventricular Pacing in Patients Supported With LVAD.
Academic Article	Comparison of clinical and echocardiographic features of first and second waves of COVID-19 at a large, tertiary medical center serving a predominantly African American patient population.
Academic Article	Reverse Remodeling Effects of Sacubitril-Valsartan: Structural and Functional Optimization in Stage C Heart Failure.
Academic Article	Real-Time Artificial Intelligence-Based Guidance of Echocardiographic Imaging by Novices: Image Quality and Suitability for Diagnostic Interpretation and Quantitative Analysis.

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Prospective Studies