OOIR: Observatory of International Research

Papers

(The H4-Index of Radiology is 84. 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 2022-08-01 to 2026-08-01.)

Article	Citations
Case 339: Hepatobiliary Contrast Agent Uptake in an Adrenal Metastasis from Hepatocellular Carcinoma	869
Three-dimensional Ultrashort Echo Time MRI: A More Sensitive Tool for Monitoring Patients with Cystic Fibrosis	505
Association of Acute Respiratory Disease Events with Quantitative Interstitial Abnormality Progression at CT in Individuals with a History of Smoking	429
Plank Out of the Eye	391
Cinematic Rendering of Acute Myocardial Infarction	389
Intravenous Thrombolysis Prior to Endovascular Treatment for Large Ischemic Cores: Need for Qualitative Assessment of the Ischemic Core	342
Cinematic Rendering of Complex Coronary Artery Left Atrial Fistula	320
Case 336	315
Efficacy versus Effectiveness in Clinical Evaluation of Artificial Intelligence Algorithms for Medical Diagnosis: The Award Goes to Effectiveness	299
Erratum for: How AI May Transform Musculoskeletal Imaging	279
Cellular Characterization of Breast Cancer Using Microstructural Diffusion MRI	279
MRI Improves the Characterization of Incidental Adnexal Masses Detected at Sonography	278
Osteitis Fibrosa Cystica of the Skull Caused by Vitamin D Deficiency	249
MR Intracranial Venography at 7 T	241
Standalone Endovascular Embolization versus Stereotactic Radiosurgery in the Treatment of Arteriovenous Malformations in Eloquent Brain	229
Juxtacortical White Matter Staging as a Correlate of Progression in Alzheimer Disease	220
Posterior Inferior Cerebellar Artery Thrombus at Photon-Counting CT	187
CT Colonography Is the More Fit Colorectal Cancer Screening Test	178
Prognostic Value of Coronary CT Angiography–Derived Quantitative Flow Ratio in Suspected Coronary Artery Disease	175
Case 311	167
Radiology In A Minute: An Innovative Tool to Enhance English Proficiency and Professional Development for Radiology Residency Program	165
Characterization of Clinically Significant Prostate Cancer in the Peripheral Zone Using Rapid B ₁ -Insensitive MR	164
Cardiac MRI and Clinical Follow-up in COVID-19 Vaccine–associated Myocarditis	161
Imaging to Explore the Interface between Pulmonary Structure and Function	161
Coronary Artery-to-Pulmonary Artery Fistula with Aneurysm Formation	153

Using a Vision-Language Model to Generate Visual Abstracts for Radiology Journals	153
Virtual Noncontrast CT for Coronary Artery Calcification Scoring Using Photon-Counting CT	148
Relationship between Race and Access to Newer Mammographic Technology in Women with Medicare Insurance	145
Lymphatic Contrast-enhanced US to Improve the Diagnosis of Cervical Lymph Node Metastasis from Thyroid Cancer	144
Adrenal Nodule Characterization at Venous Photon-Counting CT: Liver Virtual Noncontrast versus Virtual Unenhanced Comparison	142
Spinal Cord Intramedullary Endometriosis	135
χ-Separation Imaging for Diagnosis of Multiple Sclerosis versus Neuromyelitis Optica Spectrum Disorder	131
Emerging AI Autonomy: Reducing the Burden of Unremarkable Examinations	130
How I Do It: Fast MRI of the Joints	129
Glomerular Filtration Rate Measured Based on Iomeprol Clearance Assessed at CT Urography in Living Kidney Donor Candidates	129
CT Radiomics–based Machine Learning to Identify Intratumoral Fibrosis and Underlying Angiogenesis in Hepatocellular Carcinoma	129
Maximum Resection of Noncontrast-enhanced Tumor at MRI Is a Favorable Prognostic Factor in IDH Wild-Type Glioblastoma	126
Novel Dynamic Chest Radiography Technique for Assessing Pulmonary Regurgitation in Repaired Tetralogy of Fallot	125
Correlating Quantitative MRI-based Apparent Diffusion Coefficient Metrics with 24-month Neurodevelopmental Outcomes in Neonates from the HEAL Trial	123
Evolving Multimodal Large Language Models in Radiology: A Year of Diagnostic Progress	121
How I Do It: Unveiling the Imaging Spectrum of Craniopagus Twins Using Multiparametric Assessment	120
A Radiologist’s Guide to the 2021 WHO Central Nervous System Tumor Classification: Part I—Key Concepts and the Spectrum of Diffuse Gliomas	120
Artificial Intelligence Detection Scores in Screening Mammography for Early Breast Cancer Alerts	120
Large Language Models as an Inexpensive and Effective Extra Set of Eyes in Radiology Reporting	119
Distribution of Solid Lung Nodules Presence and Size by Age and Sex in a Northern European Nonsmoking Population	118
Evaluating the Performance and Clinical Utility of AI-driven Diagnostic Tools in Radiology	115
Combining Deep Learning and Handcrafted Radiomics for Classification of Suspicious Lesions on Contrast-enhanced Mammograms	114
A Machine Learning Model Using Cardiac CT and MRI Data Predicts Cardiovascular Events in Obstructive Coronary Artery Disease	113
¹⁷⁷Lu–Prostate-specific Membrane Antigen Radioligand Therapy in Patients with Metastatic Castration-resistant Prostate Cancer	112
Phase-resolved Functional Lung MRI Reveals Distinct Lung Perfusion Phenotype in Children and Adolescents with Post–COVID-19 Condition	108
Anatomy-derived 3D Aortic Hemodynamics Using Fluid Physics–informed Deep Learning	107
Intratumoral Microbiome–related MRI Model for Predicting Breast Cancer Shrinkage Pattern Following Neoadjuvant Therapy	106
Ultrahigh-Resolution K-Edge Imaging of Coronary Arteries With Prototype Deep-Silicon Photon-Counting CT: Initial Results in Phantoms	105
Hammock Sign of Anomalous Origin of Coronary Artery	105
Normative Cerebral Hemodynamics in Middle-aged and Older Adults Using 4D Flow MRI: Initial Analysis of Vascular Aging	104
MRI and Surgical Findings Refine Concepts of Type 2 Cerebrospinal Fluid Leaks in Spontaneous Intracranial Hypotension	103
Prospective Comparison of ⁶⁸Ga-FAPI versus ¹⁸F-FDG PET/CT for Tumor Staging in Biliary Tract Cancers	103
Autonomous Chest Radiograph Reporting Using AI: Estimation of Clinical Impact	102
GPT-4 in Radiology: Improvements in Advanced Reasoning	101
Contralateral Breast Screening with Preoperative MRI: Long-Term Outcomes for Newly Diagnosed Breast Cancer	101
Increased Emergency Department Medical Imaging: Association with Short-Term Exposures to Ambient Heat and Particulate Air Pollution	100
Detection of Extranodal Extension at Pretreatment Rectal Cancer MRI: Promising for Staging and Prognosis	100
Effects of Preoperative Breast MRI on Breast Cancer Survival Outcomes in Women Aged 35 Years and Younger	100
Climate Change and Radiology: Impetus for Change and a Toolkit for Action	97
Planetary Health and Radiology: Why We Should Care and What We Can Do	97
^99mTc Bone-Avid Tracer Cardiac Scintigraphy: Role in Noninvasive Diagnosis of Transthyretin Cardiac Amyloidosis	96
Lung Nodule Management in Low-Dose CT Screening for Lung Cancer: Lessons from the NELSON Trial	95
The Growing Nationwide Radiologist Shortage: Current Opportunities and Ongoing Challenges for International Medical Graduate Radiologists	94
⁶⁸Ga Fibroblast Activation Protein Inhibitor PET/CT in the Detection of Metastatic Thyroid Cancer: Comparison with ¹⁸F-FDG PET/CT	93
Clinical Applications of Photon-counting CT: A Review of Pioneer Studies and a Glimpse into the Future	92
Recent Advances in Compact Portable Platforms and Gradient Hardware for Brain MRI	92
Impact on Prognosis of Stage I Non–Small Cell Lung Cancer Secondary to Delays in Diagnostic Workup	92
MRI for Active Surveillance in Prostate Cancer: How I Do It	92
MRI Quantification of Cortical Bone Porosity, Mineralization, and Morphologic Structure in Postmenopausal Osteoporosis	91
Diagnosis Please Certificates of Recognition Awarded to Two Individuals and to International and North American Radiology Resident Groups	91

Cinematic Rendering of Hepatic Hydatid Disease	89
Cinematic Rendering of Abernethy Malformation with Abdominal Aneurysms	88
Prebiopsy Risk Calculators, Such as MRI and Prostate Cancer Screening, Are Early-phase Clinical Trials	88
Photon-counting Detector CT: Initial Analysis of Virtual Noncontrast Imaging	87
Prospective Evaluation of Ultra-Low-Dose Photon-counting CT in Emphysema Assessment	87
Case 314	86
Sample Size Estimation: Ten Frequently Unanswered Questions	86
The Holy Grail of Neurointervention: Endovascular Therapy for Symptomatic Intracranial Atherosclerotic Stenosis	85
Synthetic Images Are Here to Stay	85
Research Reveals a Potential Role for MR Elastography in Preoperative Evaluation of Endometrial Cancer	84