OOIR: Observatory of International Research

Papers

(The TQCC of International Journal of Cardiovascular Imaging is 7. 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 2020-04-01 to 2024-04-01.)

Article	Citations
Evaluation of biventricular function in patients with COVID-19 using speckle tracking echocardiography	74
Angiography-derived index of microcirculatory resistance as a novel, pressure-wire-free tool to assess coronary microcirculation in ST elevation myocardial infarction	70
Angiography-derived index of microcirculatory resistance (IMRangio) as a novel pressure-wire-free tool to assess coronary microvascular dysfunction in acute coronary syndromes and stable coronary arte	43
Multiclass machine learning vs. conventional calculators for stroke/CVD risk assessment using carotid plaque predictors with coronary angiography scores as gold standard: a 500 participants study	40
A machine learning algorithm supports ultrasound-naïve novices in the acquisition of diagnostic echocardiography loops and provides accurate estimation of LVEF	38
Imaging in COVID-19-related myocardial injury	38
Ultrasound-based internal carotid artery plaque characterization using deep learning paradigm on a supercomputer: a cardiovascular disease/stroke risk assessment system	34
Echocardiographic features of patients with COVID-19 infection: a cross-sectional study	31
Evaluation of complex congenital heart disease in infants using low dose cardiac computed tomography	27
Speckle tracking evaluation in endurance athletes: the “optimal” myocardial work	27
Distribution of myocardial work in arterial hypertension: insights from non-invasive left ventricular pressure-strain relations	26
Correlation of left atrial strain with left ventricular end-diastolic pressure in patients with normal left ventricular ejection fraction	26
Usefulness of left atrial speckle tracking echocardiography in predicting recurrence of atrial fibrillation after radiofrequency ablation: a systematic review and meta-analysis	26
Use of the new Lake Louise Criteria improves CMR detection of atypical forms of acute myocarditis	25
Evaluation of left ventricular global functions with speckle tracking echocardiography in patients recovered from COVID-19	24
Left atrial strain imaging differentiates cardiac amyloidosis and hypertensive heart disease	24
Cardiac imaging procedures and the COVID-19 pandemic: recommendations of the European Society of Cardiovascular Radiology (ESCR)	22
Incremental prognostic role of left atrial reservoir strain in asymptomatic patients with moderate aortic stenosis	20
Regional shape, global function and mechanics in right ventricular volume and pressure overload conditions: a three-dimensional echocardiography study	19
Quantification of calcium burden by coronary CT angiography compared to optical coherence tomography	19
The impact of cardiovascular risk factors on global longitudinal strain over a decade in the general population: the copenhagen city heart study	19
Comparison of global strain values of myocardium in beta-thalassemia major patients with iron load using specific feature tracking in cardiac magnetic resonance imaging	18
Disproportionate mitral regurgitation: another myth? A critical appraisal of echocardiographic assessment of functional mitral regurgitation	18
The prognostic value of right ventricular longitudinal strain and 3D ejection fraction in patients with dilated cardiomyopathy	18
COVID 19 disease independently predicted endothelial dysfunction measured by flow-mediated dilatation	18

Empagliflozin and left ventricular diastolic function following an acute coronary syndrome in patients with type 2 diabetes	18
A new integrated approach to cardiac mechanics: reference values for normal left ventricle	18
Influence of chest conformation on myocardial strain parameters in healthy subjects with mitral valve prolapse	18
Deep-learning-based cardiac amyloidosis classification from early acquired pet images	17
Right ventricular free wall longitudinal strain and strain rate quantification with cardiovascular magnetic resonance based tissue tracking	17
Value of myocardial work for assessment of myocardial adaptation to increased afterload in patients with high blood pressure at peak exercise	16
Clinical implication of QFR in patients with ST-segment elevation myocardial infarction after drug-eluting stent implantation	16
Coronary artery calcification and epicardial adipose tissue as independent predictors of mortality in COVID-19	16
From CT to artificial intelligence for complex assessment of plaque-associated risk	16
Novel radiomics features from CCTA images for the functional evaluation of significant ischaemic lesions based on the coronary fractional flow reserve score	16
Comparison of a novel Compressed SENSE accelerated 3D modified relaxation-enhanced angiography without contrast and triggering with CE-MRA in imaging of the thoracic aorta	15
Impairment of right ventricular longitudinal strain associated with severity of pneumonia in patients recovered from COVID-19	15
Lower extremity CT angiography in peripheral arterial disease: from the established approach to evolving technical developments	15
Non-invasive assessment of central venous pressure in heart failure: a systematic prospective comparison of echocardiography and Swan-Ganz catheter	15
Echocardiographic assessment of the right ventricle in COVID-19: a systematic review	15
Quantitative evaluation of subclinical left ventricular dysfunction in patients with type 2 diabetes mellitus by three-dimensional echocardiography	15
Inter-vendor variability in strain measurements depends on software rather than image characteristics	15
Fully automated quantification of left ventricular volumes and function in cardiac MRI: clinical evaluation of a deep learning-based algorithm	14
Left ventricular global longitudinal strain in low cardiac risk outpatients who recently recovered from coronavirus disease 2019	14
Stereoscopic virtual reality does not improve knowledge acquisition of congenital heart disease	14
Long term effects of mild severity COVID‑19 on right ventricular functions	14
Role of artificial intelligence in cardiovascular risk prediction and outcomes: comparison of machine-learning and conventional statistical approaches for the analysis of carotid ultrasound features a	14
Value of territorial work efficiency estimation in non-ST-segment-elevation acute coronary syndrome: a study with non-invasive left ventricular pressure–strain loops	14
The effect of moderate and severe COVID-19 pneumonia on short-term right ventricular functions: a prospective observational single pandemic center analysis	13
The impact of hydrostatic pressure on the result of physiological measurements in various coronary segments	13
Serial magnetic resonance imaging detects a rapid reduction in plaque lipid content under PCSK9 inhibition with alirocumab	13
Prediction of response to cardiac resynchronization therapy using a multi-feature learning method	13
Ischemia and outcome prediction by cardiac CT based machine learning	13
Delayed isolated peri-myocarditis in a Covid-19 patient with respiratory symptoms but without lung involvement	13
Early left atrial dysfunction in idiopathic pulmonary fibrosis patients without chronic right heart failure	13
Cardiac imaging phenotype in patients with coronavirus disease 2019 (COVID-19): results of the cocarde study	13
Effects of angiotensin receptor neprilysin inhibition on pulmonary arterial stiffness in heart failure with reduced ejection fraction	12
Cardiovascular magnetic resonance predicts all-cause mortality in pulmonary hypertension associated with heart failure with preserved ejection fraction	12
Indexed left ventricular mass to QRS voltage ratio is associated with heart failure hospitalizations in patients with cardiac amyloidosis	12
Diagnostic performance of fetal intelligent navigation echocardiography (FINE) in fetuses with double-outlet right ventricle (DORV)	12
Implantation depth and its influence on complications after TAVI with self-expanding valves	12
A deep learning methodology for the automated detection of end-diastolic frames in intravascular ultrasound images	12
Assessing the left atrium of childhood cancer survivors	12
Does left ventricular function predict cardiac outcome in Anderson–Fabry disease?	12
Feasibility and diagnostic reliability of quantitative flow ratio in the assessment of non-culprit lesions in acute coronary syndrome	12
Feature tracking and mapping analysis of myocardial response to improved perfusion reserve in patients with refractory angina treated by coronary sinus Reducer implantation: a CMR study	12
Letter to the editor: is it time for imaging to level with pathology?	12
Decreased right ventricular longitudinal strain in children with hypoplastic left heart syndrome during staged repair and follow-up: does it have implications in clinically stable patients?	11
Myocardial work is associated with significant left ventricular myocardial fibrosis in patients with hypertrophic cardiomyopathy	11
Inflammation as a determinant of healing response after coronary stent implantation	11
Maximum plaque height in carotid ultrasound predicts cardiovascular disease outcomes: a population-based validation study of the American society of echocardiography’s grade II–III plaque characteriza	11
Maximum calcium thickness is a useful predictor for acceptable stent expansion in moderate calcified lesions	11
Impact of transcatheter aortic valve replacement on left ventricular hypertrophy, diastolic dysfunction and quality of life in patients with preserved left ventricular function	11
Automated estimation of echocardiogram image quality in hospitalized patients	11
Non‐invasive left ventricular myocardial work indices in healthy adolescents at rest	11

Comparison between myocardial function assessed by echocardiography during hospitalization for COVID-19 and at 4 months follow-up	11
Predicting pulmonary hypertension in sarcoidosis; value of PH probability on echocardiography	11
Assessment of right ventricular reserve utilizing exercise provocation in systemic sclerosis	11
Statistical shape analysis of the left atrial appendage predicts stroke in atrial fibrillation	11
Myocardial involvement and deformation abnormalities in idiopathic inflammatory myopathy assessed by CMR feature tracking	11
Left ventricular strain values using 3D speckle-tracking echocardiography in healthy adults aged 20 to 72 years	10
The predictive value of left ventricular and left atrial mechanics for atrial fibrillation and heart failure in hypertrophic cardiomyopathy: a prospective cohort study	10
Left atrial volume changes assessed by real time 3-dimensional echocardiography in relation to liver function and prognosis in patients with cirrhosis	10
Prognostic significance of cardiac magnetic resonance-based markers in patients with hypertrophic cardiomyopathy	10
Transesophageal echocardiography in swine: evaluation of left and right ventricular structure, function and myocardial work	10
Incremental diagnostic role of left atrial strain analysis in thrombotic risk assessment of nonvalvular atrial fibrillation patients planned for electrical cardioversion	10
Comprehensive plaque assessment with serial coronary CT angiography: translation to bedside	10
Myocardial involvement in eosinophilic granulomatosis with polyangiitis evaluated with cardiopulmonary magnetic resonance	10
Clinical application of four-dimensional noise reduction filtering with a similarity algorithm in dynamic myocardial computed tomography perfusion imaging	10
Dynamic monitoring of active calcification in atherosclerosis by 18F–NaF PET imaging	10
Prevalence of right ventricular dysfunction and prognostic significance in heart failure with preserved ejection fraction	10
Moving beyond two-dimensional screens to interactive three-dimensional visualization in congenital heart disease	10
The evaluation of ventricular functions by speckle tracking echocardiography in preeclamptic patients	10
Left atrial strain rate during atrial contraction predicts raised pulmonary capillary wedge pressure: evidence for left atrio-ventricular interaction	10
Negative synergism of diabetes mellitus and obesity in patients with heart failure with preserved ejection fraction: a cardiovascular magnetic resonance study	10
Cardiac magnetic resonance imaging in Chagas’ disease: a parallel with electrophysiologic studies	10
Characterization of Fabry Disease cardiac involvement according to longitudinal strain, cardiometabolic exercise test, and T1 mapping	9
Statement from the North American Society for Cardiovascular Imaging on imaging strategies to reduce the scarcity of healthcare resources during the COVID-19 outbreak	9
Relationship among clinical characteristics, morphological culprit plaque features, and long-term prognosis in patients with acute coronary syndrome	9
Clinical, echocardiographic and hemodynamic predictors of right heart failure after LVAD placement	9
Underfilling decreases left ventricular function in pulmonary arterial hypertension	9
A deep learning approach with temporal consistency for automatic myocardial segmentation of quantitative myocardial contrast echocardiography	9
Contemporary use of coronary computed tomography angiography in the planning of percutaneous coronary intervention	9
Left ventricular mechanical dyssynchrony analzyed by Tc-99m sestamibi SPECT and F-18 FDG PET in patients with ischemic cardiomyopathy and the prognostic value	9
Feasibility, repeatability, and reproducibility of contemporary diastolic parameters and classification	9
Physiology and coronary artery disease: emerging insights from computed tomography imaging based computational modeling	9
Variations in native T1 values in patients with Duchenne muscular dystrophy with and without late gadolinium enhancement	9
Prevalence of newly diagnosed sarcoidosis in patients with ventricular arrhythmias: a cardiac magnetic resonance and 18F-FDG cardiac PET study	9
The corrected left ventricular ejection fraction: a potential new measure of ventricular function	9
Peak strain dispersion within the left ventricle detected by two-dimensional speckle tracking in patients with uncomplicated systemic lupus erythematosus	9
Increased myocardial mass and attenuation of myocardial strain in professional male soccer players and competitive male triathletes	9
Imaging data in COVID-19 patients: focused on echocardiographic findings	9
Incomplete neo-endothelialization of left atrial appendage closure devices is frequent after 6 months: a pilot imaging study	9
Acute recoordination rather than functional hemodynamic improvement determines reverse remodelling by cardiac resynchronisation therapy	9
LA reservoir strain: a sensitive parameter for estimating LV filling pressure in patients with preserved EF	9
Diagnostic accuracy of quantitative flow ratio (QFR) and vessel fractional flow reserve (vFFR) estimated retrospectively by conventional radiation saving X-ray angiography	9
Diagnostic analysis of new quantitative parameters of low-dose dynamic myocardial perfusion imaging with CZT SPECT in the detection of suspected or known coronary artery disease	9
Aortic root dimensions as a correlate for aortic regurgitation’s severity	8
Cardiac MRI findings to differentiate athlete's heart from hypertrophic (HCM), arrhythmogenic right ventricular (ARVC) and dilated (DCM) cardiomyopathy	8
Multi-modality assessment and role of left atrial function as an imaging biomarker in cardiovascular disease	8
Relationship between quality of coronary collateral and myocardial viability in chronic total occlusion: a magnetic resonance study	8
Accuracy of echocardiographic estimates of pulmonary artery pressures in pulmonary hypertension: insights from the KARUM hemodynamic database	8
The Spectrum of Pregnancy-Associated Heart Failure Phenotypes: An Echocardiographic Study	8
Association of whole blood viscosity with thrombus presence in patients undergoing transoesophageal echocardiography	8
Hidden danger of COVID-19 outbreak: evaluation of subclinical myocardial dysfunction in patients with mild symptoms	8
Predictors of zero X ray procedures in supraventricular arrhythmias ablation	8
Sex differences in patients with repaired tetralogy of Fallot support a tailored approach for males and females: a cardiac magnetic resonance study	8
Age-changes in right ventricular function–pulmonary circulation coupling: from pediatric to adult stage in 1899 healthy subjects. The RIGHT Heart International NETwork (RIGHT-NET)	8
Normative values of cardiac chamber dimensions and global longitudinal strain in Indians: the Indian Normative Data of Echocardiography Analyzed (INDEA) study	8
Reliability of non-contrast magnetic resonance angiography-derived aortic diameters in Marfan patients: comparison of inner vs. outer vessel wall measurements	8
“Pure” severe aortic stenosis without concomitant valvular heart diseases: echocardiographic and pathophysiological features	8
Use of radiomics to differentiate left atrial appendage thrombi and mixing artifacts on single-phase CT angiography	7
Defining the left ventricular base in mitral valve prolapse: impact on systolic function and regurgitation	7
Cardiac magnetic resonance imaging for the detection of myocardial involvement in granulomatosis with polyangiitis	7
Safety and tolerability of regadenoson in comparison with adenosine stress cardiovascular magnetic resonance: Data from a multicentre prospective registry	7
Strain analysis using feature tracking cardiac magnetic resonance (FT-CMR) in the assessment of myocardial viability in chronic ischemic patients	7
Accuracy of global and regional longitudinal strain at peak of dobutamine stress echocardiography to detect significant coronary artery disease	7
Establishing normal reference value of carotid ultrafast pulse wave velocity and evaluating changes on coronary slow flow	7
Quantitative assessment of left ventricular myocardial work in chronic kidney disease patients by a novel non-invasive pressure–strain loop analysis method	7
The frequency and clinical characteristics of in-stent restenosis due to calcified nodule development after coronary stent implantation	7
Atrial size and sports. A great training for a greater left atrium: how much is too much?	7
Left atrial contractile longitudinal strain determines intrinsic left atrial function regardless of load status and left ventricular deformation	7
The relation between left ventricular global longitudinal strain and troponin levels in patients hospitalized with COVID-19 pneumonia	7
Estimated pulse wave velocity (ePWV) as a potential gatekeeper for MRI-assessed PWV: a linear and deep neural network based approach in 2254 participants of the Netherlands Epidemiology of Obesity stu	7
The predictive value of epicardial adipose tissue volume assessed by cardiac magnetic resonance for atrial fibrillation in patients with hypertrophic obstructive cardiomyopathy	7
Feasibility and functional correlates of left atrial volume changes during stress echocardiography in chronic coronary syndromes	7
Impaired left atrial strain in the presence of interatrial block in patients with type 2 diabetes mellitus	7
Assessment of single and double coronary bifurcation stenting techniques using multimodal imaging and 3D modeling in reanimated swine hearts using Visible Heart® methodologies	7
Speckle tracking echocardiography and left ventricular twist mechanics: predictive capabilities for noncompaction cardiomyopathy in the first degree relatives	7
Mechanical concordance between left atrium and left atrial appendage in nonvalvular atrial fibrillation: can it be exploited to avoid transesophageal echocardiography prior to electrical cardioversion	7
Contemporary use of cardiac imaging for COVID-19 patients: a three center experience defining a potential role for cardiac MRI	7
Appropriate use criteria implementation with modified Haller index for predicting stress echocardiographic results and outcome in a population of patients with suspected coronary artery disease	7
Cardiac magnetic resonance features of left dominant arrhythmogenic cardiomyopathy: differential diagnosis with myocarditis	7
Deterioration of longitudinal, circumferential, and radial myocardial strains during acute coronary flow reduction: which direction of strain should be analyzed for early detection?	7