OOIR: Observatory of International Research

Papers

(The median citation count of Cardiovascular Ultrasound is 1. 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 2021-10-01 to 2025-10-01.)

Article	Citations
Reduced left atrial contractile strain with speckle tracking analysis predicts abnormal plasma NTproBNP in an asymptomatic community population	18
Global longitudinal strain for detection of cardiac iron overload in patients with thalassemia: a meta-analysis of observational studies with individual-level participant data	13
Multimodal imaging in young male with bicuspid aortic valve, right-sided aorto-atrial fistula and single coronary artery	12
Deep learning for automated left ventricular outflow tract diameter measurements in 2D echocardiography	12
In-hospital COVID-19 infection echocardiographic analysis: a Brazilian, tertiary single-centre experience	12
Validation of noninvasive indices of right ventricular diastolic function. Simultaneous echocardiography and pressure-volume catheterization studies	11
Cardiac dimensions and hemodynamics in healthy juvenile Landrace swine	10
Ultrasound parameters of arteries and heart in normal fetuses	10
Tissue Doppler derived biphasic velocities during the pre and post-ejection phases: patterns, concordance and hemodynamic significance in health and disease	10
Fetal cardiac parameters for predicting postnatal operation type of fetuses with tetralogy of Fallot	9
Myocardial contrast echocardiography assessment of perfusion abnormalities in hypertrophic cardiomyopathy	9
Left ventricular high frame rate echo-particle image velocimetry: clinical application and comparison with conventional imaging	9
Life-threatening paradoxical thromboembolism in a patient with patent foramen ovale	8
Segmental and global myocardial work in hypertensive patients with different left ventricular geometry	7
Transthoracic echocardiographic assessment of ventricular function in functional single ventricle: a comprehensive review	7
Biochemical but not imaging parameters are predictive of outcome in septic shock: a pilot study	7
Left atrial morpho-functional remodeling in atrial fibrillation assessed by three dimensional speckle tracking echocardiography and its value in atrial fibrillation screening	6
Three-dimensional transesophageal echocardiographic evaluation of pulmonary vein anatomy prior to cryoablation: validation with cardiac CT scan	6
Effects of smoking cessation on endothelial function as assessed by flow-mediated total dilation	6
Prenatal diagnosis of anomalous left brachiocephalic vein courses using high-definition flow render mode and spatiotemporal image correlation	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
Diagnostic characteristics of multimodality imaging for left ventricular lipoma: new insights on surgical intervention	5
Global longitudinal strain assessment in contrast-enhanced echocardiography in breast cancer patients: a feasibility study	5
Peak left atrial longitudinal strain is associated with all-cause mortality in patients with ventricular functional mitral regurgitation	5
Correction: Longitudinal strain correlates with 6-minute walk distance whereas ejection fraction and diastolic parameters do not	5

Echocardiographic characteristics of PRKAG2 syndrome: a research using three-dimensional speckle tracking echocardiography compared with sarcomeric hypertrophic cardiomyopathy	5
Myocardial strain measured via two-dimensional speckle-tracking echocardiography in a family diagnosed with arrhythmogenic left ventricular cardiomyopathy	4
Prevalence, one-year-incidence and predictors of carcinoid heart disease	4
Can transthoracic echocardiography be used to a greater extent in the diagnostics of infective endocarditis to avoid unnecessary transoesophageal examinations without jeopardising accuracy?	4
Cardiac microstructural alterations in immune-inflammatory myocardial disease: a retrospective case-control study	4
The effectiveness of a blended POCUS curriculum on achieving basic focused bedside transthoracic echocardiography (TTE) proficiency. A formalized pilot study	3
Feasibility and reproducibility of semi-automated longitudinal strain analysis: a comparative study with conventional manual strain analysis	3
Longitudinal strain correlates with 6-minute walk distance whereas ejection fraction and diastolic parameters do not	3
The role of left atrio-ventricular coupling index and left atrial ejection fraction in predicting onset of atrial fibrillation and adverse cardiac events in hypertrophic cardiomyopathy	3
Left atrial dysfunction relates to symptom onset in patients affected by severe degenerative mitral regurgitation	3
Echocardiogram by apical-subcostal protocol in prone position during invasive mechanical ventilation in cardiovascular intensive care unit	2
Evaluation of intraventricular flow by multimodality imaging: a review and meta-analysis	2
Predictors of worsening TR severity after right ventricular lead placement: any added value by post-procedural fluoroscopy versus three –dimensional echocardiography?	2
Performance of a point-of-care ultrasound platform for artificial intelligence-enabled assessment of pulmonary B-lines	2
Catheter navigation by intracardiac echocardiography enables zero-fluoroscopy linear lesion formation and bidirectional cavotricuspid isthmus block in patients with typical atrial flutter	2
Left ventricular and atrial myocardial strain in heart failure with preserved ejection fraction: the evidence so far and prospects for phenotyping strategy	2
Comprehensive evaluation of left ventricular deformation using speckle tracking echocardiography in normal children: comparison of three-dimensional and two-dimensional approaches	2
Mini 3D transesophageal probe: technical advances and clinical applications	2
MAD or MADness?	2
Galectin-3 and sST2: associations to the echocardiographic markers of the myocardial mechanics in systemic sclerosis – a pilot study	2
Left ventricular flow dynamics by cardiac imaging techniques in heart failure patients: state of the art	1
Left atrial contraction strain and controlled preload alterations, a study in healthy individuals	1
Current status and advances in ultrasound evaluation of neovascularization within carotid artery plaques: a systematic review	1
Diagnostic value of lung ultrasound B-lines for evaluating left ventricular filling pressure	1
Variable exposure to echocardiography core competencies when applying minimum recommended procedural numbers for cardiology fellows in training	1
Comparison of left atrial deformation parameters between renal transplant and hemodialysis patients	1
Cardiac imaging in athlete’s heart: current status and future prospects	1
Difference in cardiac remodeling between female athletes and pregnant women: a case control study	1
Can prenatal diagnosis of parachute mitral valve be achieved? A case report of fetal parachute mitral valve	1
A novel echocardiographic right ventricular dysfunction score can identify hemodynamic severity profiles in left ventricular dysfunction	1
Is myocardial fibrosis appropriately assessed by calibrated and 2D strain derived integrated backscatter?	1
Echocardiographic imaging in patients with conduction system pacing	1
Evaluation of atherosclerosis as a risk factor in COPD patients by measuring the carotid intima-media thickness	1
Relationship between electrocardiographic characteristics and subclinical left ventricular systolic dysfunction in isolated left bundle branch block patients	1