OOIR: Observatory of International Research

Papers

(The TQCC of Cardiovascular Ultrasound is 5. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-05-01 to 2025-05-01.)

Article	Citations
Reduced left atrial contractile strain with speckle tracking analysis predicts abnormal plasma NTproBNP in an asymptomatic community population	94
Global longitudinal strain for detection of cardiac iron overload in patients with thalassemia: a meta-analysis of observational studies with individual-level participant data	25
Deep learning for automated left ventricular outflow tract diameter measurements in 2D echocardiography	13
In-hospital COVID-19 infection echocardiographic analysis: a Brazilian, tertiary single-centre experience	13
Ultrasound parameters of arteries and heart in normal fetuses	11
Global and regional right ventricular mechanics in repaired tetralogy of Fallot with chronic severe pulmonary regurgitation: a three-dimensional echocardiography study	11
Cardiac dimensions and hemodynamics in healthy juvenile Landrace swine	10
Left ventricular high frame rate echo-particle image velocimetry: clinical application and comparison with conventional imaging	10
Tissue Doppler derived biphasic velocities during the pre and post-ejection phases: patterns, concordance and hemodynamic significance in health and disease	9
Biochemical but not imaging parameters are predictive of outcome in septic shock: a pilot study	9
Fetal cardiac parameters for predicting postnatal operation type of fetuses with tetralogy of Fallot	9
Segmental and global myocardial work in hypertensive patients with different left ventricular geometry	9
Myocardial contrast echocardiography assessment of perfusion abnormalities in hypertrophic cardiomyopathy	9
Life-threatening paradoxical thromboembolism in a patient with patent foramen ovale	8
Left ventricular global longitudinal strain predicts elevated cardiac pressures and poor clinical outcomes in patients with non-ischemic dilated cardiomyopathy	7
Effects of smoking cessation on endothelial function as assessed by flow-mediated total dilation	7
Transthoracic echocardiographic assessment of ventricular function in functional single ventricle: a comprehensive review	7
Feasibility of focused cardiac ultrasound during cardiac arrest in the emergency department	7
Three-dimensional transesophageal echocardiographic evaluation of pulmonary vein anatomy prior to cryoablation: validation with cardiac CT scan	6
Prenatal diagnosis of anomalous left brachiocephalic vein courses using high-definition flow render mode and spatiotemporal image correlation	6
Left atrial morpho-functional remodeling in atrial fibrillation assessed by three dimensional speckle tracking echocardiography and its value in atrial fibrillation screening	6
Diagnostic characteristics of multimodality imaging for left ventricular lipoma: new insights on surgical intervention	5
Echocardiographic characteristics of PRKAG2 syndrome: a research using three-dimensional speckle tracking echocardiography compared with sarcomeric hypertrophic cardiomyopathy	5
Can transthoracic echocardiography be used to a greater extent in the diagnostics of infective endocarditis to avoid unnecessary transoesophageal examinations without jeopardising accuracy?	5
Peak left atrial longitudinal strain is associated with all-cause mortality in patients with ventricular functional mitral regurgitation	5

Evaluation of prenatal changes in fetal cardiac morphology and function in maternal diabetes mellitus using a novel fetal speckle-tracking analysis: a prospective cohort study	5
Correction: Longitudinal strain correlates with 6-minute walk distance whereas ejection fraction and diastolic parameters do not	5
Predictors of functional and morphological arterial wall properties in coronary artery disease patients with increased lipoprotein (a) levels before and after treatment with proprotein convertase subt	5