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 2020-05-01 to 2024-05-01.)

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	73
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	44
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	42
A machine learning algorithm supports ultrasound-naïve novices in the acquisition of diagnostic echocardiography loops and provides accurate estimation of LVEF	40
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	35
Echocardiographic features of patients with COVID-19 infection: a cross-sectional study	31
Correlation of left atrial strain with left ventricular end-diastolic pressure in patients with normal left ventricular ejection fraction	28
Evaluation of complex congenital heart disease in infants using low dose cardiac computed tomography	27
Distribution of myocardial work in arterial hypertension: insights from non-invasive left ventricular pressure-strain relations	27
Speckle tracking evaluation in endurance athletes: the “optimal” myocardial work	27
Left atrial strain imaging differentiates cardiac amyloidosis and hypertensive heart disease	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
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	22
Regional shape, global function and mechanics in right ventricular volume and pressure overload conditions: a three-dimensional echocardiography study	20
Influence of chest conformation on myocardial strain parameters in healthy subjects with mitral valve prolapse	20
COVID 19 disease independently predicted endothelial dysfunction measured by flow-mediated dilatation	19
The impact of cardiovascular risk factors on global longitudinal strain over a decade in the general population: the copenhagen city heart study	19
Empagliflozin and left ventricular diastolic function following an acute coronary syndrome in patients with type 2 diabetes	19
The prognostic value of right ventricular longitudinal strain and 3D ejection fraction in patients with dilated cardiomyopathy	19
Quantification of calcium burden by coronary CT angiography compared to optical coherence tomography	19
A new integrated approach to cardiac mechanics: reference values for normal left ventricle	18

Right ventricular free wall longitudinal strain and strain rate quantification with cardiovascular magnetic resonance based tissue tracking	18
Disproportionate mitral regurgitation: another myth? A critical appraisal of echocardiographic assessment of functional mitral regurgitation	18
Novel radiomics features from CCTA images for the functional evaluation of significant ischaemic lesions based on the coronary fractional flow reserve score	18
Deep-learning-based cardiac amyloidosis classification from early acquired pet images	17
Clinical implication of QFR in patients with ST-segment elevation myocardial infarction after drug-eluting stent implantation	17
Inter-vendor variability in strain measurements depends on software rather than image characteristics	16
Left ventricular global longitudinal strain in low cardiac risk outpatients who recently recovered from coronavirus disease 2019	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
Stereoscopic virtual reality does not improve knowledge acquisition of congenital heart disease	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
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
Non-invasive assessment of central venous pressure in heart failure: a systematic prospective comparison of echocardiography and Swan-Ganz catheter	15
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	15
Echocardiographic assessment of the right ventricle in COVID-19: a systematic review	15
Feasibility and diagnostic reliability of quantitative flow ratio in the assessment of non-culprit lesions in acute coronary syndrome	14
Fully automated quantification of left ventricular volumes and function in cardiac MRI: clinical evaluation of a deep learning-based algorithm	14
Long term effects of mild severity COVID‑19 on right ventricular functions	14
Serial magnetic resonance imaging detects a rapid reduction in plaque lipid content under PCSK9 inhibition with alirocumab	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
Prediction of response to cardiac resynchronization therapy using a multi-feature learning method	13
Implantation depth and its influence on complications after TAVI with self-expanding valves	13
Cardiac imaging phenotype in patients with coronavirus disease 2019 (COVID-19): results of the cocarde study	13
Inflammation as a determinant of healing response after coronary stent implantation	13
Does left ventricular function predict cardiac outcome in Anderson–Fabry disease?	13
The impact of hydrostatic pressure on the result of physiological measurements in various coronary segments	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
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	13
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	13
Diagnostic performance of fetal intelligent navigation echocardiography (FINE) in fetuses with double-outlet right ventricle (DORV)	12
Cardiovascular magnetic resonance predicts all-cause mortality in pulmonary hypertension associated with heart failure with preserved ejection fraction	12
Myocardial involvement and deformation abnormalities in idiopathic inflammatory myopathy assessed by CMR feature tracking	12
Assessing the left atrium of childhood cancer survivors	12
Assessment of right ventricular reserve utilizing exercise provocation in systemic sclerosis	12
Effects of angiotensin receptor neprilysin inhibition on pulmonary arterial stiffness in heart failure with reduced ejection fraction	12
Indexed left ventricular mass to QRS voltage ratio is associated with heart failure hospitalizations in patients with cardiac amyloidosis	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?	12
Statistical shape analysis of the left atrial appendage predicts stroke in atrial fibrillation	12
Non‐invasive left ventricular myocardial work indices in healthy adolescents at rest	12
Comparison between myocardial function assessed by echocardiography during hospitalization for COVID-19 and at 4 months follow-up	12
A deep learning methodology for the automated detection of end-diastolic frames in intravascular ultrasound images	12
Myocardial work is associated with significant left ventricular myocardial fibrosis in patients with hypertrophic cardiomyopathy	12
Letter to the editor: is it time for imaging to level with pathology?	12
Automated estimation of echocardiogram image quality in hospitalized patients	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

Cardiac magnetic resonance imaging in Chagas’ disease: a parallel with electrophysiologic studies	11
Characterization of Fabry Disease cardiac involvement according to longitudinal strain, cardiometabolic exercise test, and T1 mapping	11
Transesophageal echocardiography in swine: evaluation of left and right ventricular structure, function and myocardial work	11
Prognostic significance of cardiac magnetic resonance-based markers in patients with hypertrophic cardiomyopathy	10
LA reservoir strain: a sensitive parameter for estimating LV filling pressure in patients with preserved EF	10
Incremental diagnostic role of left atrial strain analysis in thrombotic risk assessment of nonvalvular atrial fibrillation patients planned for electrical cardioversion	10
The evaluation of ventricular functions by speckle tracking echocardiography in preeclamptic patients	10
Myocardial involvement in eosinophilic granulomatosis with polyangiitis evaluated with cardiopulmonary magnetic resonance	10
Left atrial volume changes assessed by real time 3-dimensional echocardiography in relation to liver function and prognosis in patients with cirrhosis	10
Dynamic monitoring of active calcification in atherosclerosis by 18F–NaF PET imaging	10
The corrected left ventricular ejection fraction: a potential new measure of ventricular function	10
Prevalence of right ventricular dysfunction and prognostic significance in heart failure with preserved ejection fraction	10
Clinical application of four-dimensional noise reduction filtering with a similarity algorithm in dynamic myocardial computed tomography perfusion imaging	10
Negative synergism of diabetes mellitus and obesity in patients with heart failure with preserved ejection fraction: a cardiovascular magnetic resonance study	10
Left atrial contractile longitudinal strain determines intrinsic left atrial function regardless of load status and left ventricular deformation	10
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 strain rate during atrial contraction predicts raised pulmonary capillary wedge pressure: evidence for left atrio-ventricular interaction	10
Physiology and coronary artery disease: emerging insights from computed tomography imaging based computational modeling	10
Increased myocardial mass and attenuation of myocardial strain in professional male soccer players and competitive male triathletes	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
Variations in native T1 values in patients with Duchenne muscular dystrophy with and without late gadolinium enhancement	9
Acute recoordination rather than functional hemodynamic improvement determines reverse remodelling by cardiac resynchronisation therapy	9
Diagnostic accuracy of quantitative flow ratio (QFR) and vessel fractional flow reserve (vFFR) estimated retrospectively by conventional radiation saving X-ray angiography	9
Peak strain dispersion within the left ventricle detected by two-dimensional speckle tracking in patients with uncomplicated systemic lupus erythematosus	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
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
Clinical, echocardiographic and hemodynamic predictors of right heart failure after LVAD placement	9
A deep learning approach with temporal consistency for automatic myocardial segmentation of quantitative myocardial contrast echocardiography	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
Feasibility, repeatability, and reproducibility of contemporary diastolic parameters and classification	9
Prevalence of newly diagnosed sarcoidosis in patients with ventricular arrhythmias: a cardiac magnetic resonance and 18F-FDG cardiac PET study	9
Relationship among clinical characteristics, morphological culprit plaque features, and long-term prognosis in patients with acute coronary syndrome	9
Underfilling decreases left ventricular function in pulmonary arterial hypertension	9
Contemporary use of coronary computed tomography angiography in the planning of percutaneous coronary intervention	9
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	8
Relationship between quality of coronary collateral and myocardial viability in chronic total occlusion: a magnetic resonance study	8
Cardiac MRI findings to differentiate athlete's heart from hypertrophic (HCM), arrhythmogenic right ventricular (ARVC) and dilated (DCM) cardiomyopathy	8
Sex differences in patients with repaired tetralogy of Fallot support a tailored approach for males and females: a cardiac magnetic resonance study	8
Deterioration of longitudinal, circumferential, and radial myocardial strains during acute coronary flow reduction: which direction of strain should be analyzed for early detection?	8
Atrial size and sports. A great training for a greater left atrium: how much is too much?	8
Multi-modality assessment and role of left atrial function as an imaging biomarker in cardiovascular disease	8
Predictors of zero X ray procedures in supraventricular arrhythmias ablation	8
Accuracy of echocardiographic estimates of pulmonary artery pressures in pulmonary hypertension: insights from the KARUM hemodynamic database	8
Aortic root dimensions as a correlate for aortic regurgitation’s severity	8
Epicardial fat and the risk of atrial tachy-arrhythmia recurrence post pulmonary vein isolation: a computed tomography study	8
Normative values of cardiac chamber dimensions and global longitudinal strain in Indians: the Indian Normative Data of Echocardiography Analyzed (INDEA) study	8
Hidden danger of COVID-19 outbreak: evaluation of subclinical myocardial dysfunction in patients with mild symptoms	8
“Pure” severe aortic stenosis without concomitant valvular heart diseases: echocardiographic and pathophysiological features	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
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
Cardiac magnetic resonance features of left dominant arrhythmogenic cardiomyopathy: differential diagnosis with myocarditis	7
Quantitative assessment of left ventricular myocardial work in chronic kidney disease patients by a novel non-invasive pressure–strain loop analysis method	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
Contemporary use of cardiac imaging for COVID-19 patients: a three center experience defining a potential role for cardiac MRI	7
Strain analysis using feature tracking cardiac magnetic resonance (FT-CMR) in the assessment of myocardial viability in chronic ischemic patients	7
Two-year change in 18F-sodium fluoride uptake in major arteries of healthy subjects and angina pectoris patients	7
The predictive value of epicardial adipose tissue volume assessed by cardiac magnetic resonance for atrial fibrillation in patients with hypertrophic obstructive cardiomyopathy	7
Effect of empagliflozin on myocardial structure and function in patients with type 2 diabetes at high cardiovascular risk: the SIMPLE randomized clinical trial	7
Impaired left atrial strain in the presence of interatrial block in patients with type 2 diabetes mellitus	7
Defining the left ventricular base in mitral valve prolapse: impact on systolic function and regurgitation	7
Per-lesion versus per-patient analysis of coronary artery disease in predicting the development of obstructive lesions: the Progression of AtheRosclerotic PlAque DetermIned by Computed TmoGraphic Angi	7
Cardiac magnetic resonance imaging for the detection of myocardial involvement in granulomatosis with polyangiitis	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
Impact of right atrium dimension on adverse outcome after pulmonary valve replacement in repaired Tetralogy of Fallot patients	7
Establishing normal reference value of carotid ultrafast pulse wave velocity and evaluating changes on coronary slow flow	7
Feasibility and functional correlates of left atrial volume changes during stress echocardiography in chronic coronary syndromes	7
The frequency and clinical characteristics of in-stent restenosis due to calcified nodule development after coronary stent implantation	7
Use of radiomics to differentiate left atrial appendage thrombi and mixing artifacts on single-phase CT angiography	7
The relation between left ventricular global longitudinal strain and troponin levels in patients hospitalized with COVID-19 pneumonia	7
Safety and tolerability of regadenoson in comparison with adenosine stress cardiovascular magnetic resonance: Data from a multicentre prospective registry	7
Accuracy of global and regional longitudinal strain at peak of dobutamine stress echocardiography to detect significant coronary artery disease	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
Acute pulmonary embolism multimodality imaging prior to endovascular therapy	7