OOIR: Observatory of International Research

Papers

(The H4-Index of Circulation-Cardiovascular Imaging is 27. 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 2021-08-01 to 2025-08-01.)

Article	Citations
‘Form fruste’ Aortoventricular Tunnel: Preoperative Computed Tomographic Virtual Dissection Defines This Unusual Variant	71
Routine Coronary Atherosclerosis Imaging in the Cardiovascular Risk Assessment of Prediabetes and Diabetes	66
Multimodal Imaging and Endomyocardial Biopsy in the Assessment and Diagnosis of a Cardiac Melanoma	58
Bursting Mass in the Aortic Root	48
In This Issue of the Journal	48
In This Issue of the Journal	47
MRI-Extracellular Volume Fraction Versus Histological Amyloid Load in Cardiac Amyloidosis: The Importance of T2 Mapping	47
Value of Ischemia in Prognosis and Guiding Revascularization Among Patients With Chronic Coronary Artery Disease	44
Echocardiography: Past, Present, and Future	39
Imaging-Based FFR: How Many Steps Toward Replacement for Wire-Based FFR on A Journey of A Thousand Miles	39
Interesting Cause of Pseudopleural Effusion: Giant Left Atrium	38
Primary Atriopathy in Mitral Valve Prolapse: Echocardiographic Evidence and Clinical Implications	38
Ischemic Anterolateral Papillary Muscle Rupture During Pandemic	35
Cardiac Magnetic Resonance Imaging Techniques and Applications for Pericardial Diseases	33
Usefulness of Aortic Valve Calcification in Patients With Low-Flow Aortic Stenosis	33
Real-Time Exercise Cardiac Magnetic Resonance Imaging in Tetralogy of Fallot: A Tool for Revisiting a Clinical Conundrum	33
Left Atrial Strain During Exercise: A Window to Atrioventricular Coupling in Heart Failure	32
Modeling of the Tricuspid Valve and Right Ventricle in Hypoplastic Left Heart Syndrome With a Fontan Circulation	32
Imaging for Transcatheter Mitral Valve Edge-to-Edge Repair for an Unusual Cause of Cardiogenic Shock	30
Correction to: Left Atrial Reservoir Strain-Based Left Ventricular Diastolic Function Grading and Incident Heart Failure in Hypertrophic Cardiomyopathy	30
Ultrafast Myocardial Contrast Echocardiography for the Assessment of Coronary Artery Disease: First In-Human Study	30
Mechanical Mitral Valve Avulsion and Mitral-Aortic Junction Pseudoaneurysm Following Surgical Treatment of Mitral Valve Aneurysm and Severe Aortic Insufficiency in a Patient With Spondyloarthropathy:	29
In This Issue of the Journal	29
Chronic Subepicardial Hematoma: A Multimodality Imaging Diagnostic Approach After Elective Percutaneous Transluminal Coronary Angioplasty	29
Early Appearance of Myocardial Fibrosis in Restrictive Diabetic Cardiomyopathy	28

Stress-Only CMR Perfusion: Ready for Clinical Application?	28
Unique Case of Coronary Artery Rupture and Acute Myocardial Infarction Triggered by a Karate Punch: Evaluation of the Hit Site by CT Imaging	27
In This Issue of the Journal	27