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 2021-04-01 to 2025-04-01.)

Article	Citations
Global longitudinal strain assessment in contrast-enhanced echocardiography in breast cancer patients: a feasibility study	90
Is myocardial fibrosis appropriately assessed by calibrated and 2D strain derived integrated backscatter?	24
Can transthoracic echocardiography be used to a greater extent in the diagnostics of infective endocarditis to avoid unnecessary transoesophageal examinations without jeopardising accuracy?	13
Life-threatening paradoxical thromboembolism in a patient with patent foramen ovale	13
Three-dimensional analysis of the tricuspid annular geometry in healthy subjects and in patients with different grades of functional tricuspid regurgitation	11
Left atrial contraction strain and controlled preload alterations, a study in healthy individuals	10
Segmental and global myocardial work in hypertensive patients with different left ventricular geometry	9
Biochemical but not imaging parameters are predictive of outcome in septic shock: a pilot study	9
Comparison of left atrial deformation parameters between renal transplant and hemodialysis patients	9
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	9
The role of left atrial strain in patients with functional tricuspid regurgitation before and after annuloplasty: a long-term follow-up study	9
Transthoracic echocardiographic assessment of ventricular function in functional single ventricle: a comprehensive review	8
Determinants of left atrial reservoir strain and diagnostic potential for cardiac amyloidosis in pathological left ventricular hypertrophy	8
Reduced left atrial contractile strain with speckle tracking analysis predicts abnormal plasma NTproBNP in an asymptomatic community population	7
A new noninvasive evaluation method of pulmonary thromboembolism in rabbits—pulmonary transit time	7
Prediction of pulmonary artery sling in children using echocardiography: scoring based on pulmonary artery bifurcation and pulmonary valve ring distance	7
The effectiveness of a blended POCUS curriculum on achieving basic focused bedside transthoracic echocardiography (TTE) proficiency. A formalized pilot study	7
Artificial intelligence in echocardiography: detection, functional evaluation, and disease diagnosis	7
Right ventricular myocardial work: proof-of-concept for the assessment of pressure-strain loops of patients with pre-capillary pulmonary hypertension	6
Left atrial strain in patients without cardiovascular disease: uncovering influencing and related factors	6
Extensive fibrotic wrapping of the heart: a rare echocardiographic diagnosis	6
Prevalence, one-year-incidence and predictors of carcinoid heart disease	5
Left ventricular global longitudinal strain predicts elevated cardiac pressures and poor clinical outcomes in patients with non-ischemic dilated cardiomyopathy	5
Global longitudinal strain for detection of cardiac iron overload in patients with thalassemia: a meta-analysis of observational studies with individual-level participant data	5
Medical student medium-term skill retention following cardiac point-of-care ultrasound training based on the American Society of Echocardiography curriculum framework	5

Cardiac microstructural alterations in immune-inflammatory myocardial disease: a retrospective case-control study	5
Myocardial strain measured via two-dimensional speckle-tracking echocardiography in a family diagnosed with arrhythmogenic left ventricular cardiomyopathy	5
Mitral early-diastolic inflow peak velocity (E)-to-left atrial strain ratio as a novel index for predicting elevated left ventricular filling pressures in patients with preserved left ventricular ejec	5