OOIR: Observatory of International Research

Papers

(The H4-Index of World Neurosurgery is 32. 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
Navigated Lateral Osteotomy for Adult Spinal Deformity: A Technical Note	146
The Role of Neuropsychology in the Management of Spinal Cord Injury: A Comprehensive Literature Review	133
Predictors of Blunt Cerebrovascular Injury, Stroke, and Mortality in Patients with Cervical Spine Trauma	77
Transradial versus Transfemoral Approach for Neuroendovascular Procedures: A Survey of Patient Preferences and Perspectives	70
Performance of Machine Learning Models in Predicting BRAF Alterations Using Imaging Data in Low-Grade Glioma: A Systematic Review and Meta-Analysis	68
Paravertebral Muscle Degeneration Affects Coronal Balance in Patients with Degenerative Lumbar Scoliosis	59
Clinical Effect of Ventricular Entry During Resection of Isocitrate Dehydrogenase-Wildtype Glioblastoma: A Multi-Institutional Analysis	51
Prevalence and Risk Factors of Stroke in Patients with Nonvalvular Atrial Fibrillation: A Case-Control Study	50
3D Slicer–Assisted Preoperative Planning Enhances Hematoma Evacuation in Stereotactic Aspiration for Intracerebral Hemorrhage	48
Application of Repeated Foraminoplasty in Percutaneous Endoscopic Transforaminal Discectomy for Lumbar Disc Herniation Patients with Lumbar Foraminal Stenosis	47
Different Sides of Craniotomy for Anteriorly Superiorly Projecting Anterior Communicating Artery Aneurysm Clipping: Outcome and Long-Term Cognitive Function: A Single-Center Retrospective Study	47
Trends in Neurosurgeons Signing Medicare Opt-Out Affidavits	47
National Survey on Flow-Diverting Stents for Intracranial Aneurysms in the United States	45
T3-T4 Disc Herniations: Clinical Presentation, Imaging, and Transaxillary Approach	44
Influence of Predominant Neck versus Arm Pain on Anterior Cervical Discectomy and Fusion Outcomes: A Follow-Up Study	43
Perceived Barriers to a Neurosurgical Career for Medical Students and Unspecialized Residents Worldwide: A Systematic Literature Review	40
A Bibliometric Analysis of Sitting Position and Air Embolism in Neurosurgery: Top 100 Most Cited Articles	40
Transition from Proximal to Distal Radial Access for Diagnostic Cerebral Angiography: Learning Curve Analysis	39
Long-standing Overt Ventriculomegaly in Adults and Endoscopic Third Ventriculostomy, the Perfect Treatment for the Proper Diagnosis	38
Preoperative Predictive Factors of Short-Term Outcome in Idiopathic Normal Pressure Hydrocephalus	38
h-Index Five Years On: Academic Impact Rankings of Neurosurgical Units in the United Kingdom and Ireland	37
A Novel Pedicle Screw Design with Variable Thread Geometry: Biomechanical Cadaveric Study with Finite Element Analysis	37
Incidence of Adjacent Segment Degeneration and Its Associated Risk Factors Following Anterior Cervical Discectomy and Fusion: A Meta-Analysis	37
Predictors of Extreme Hospital Length of Stay After Traumatic Brain Injury	37
Socioeconomic and Psychosocial Predictors of Magnetic Resonance Imaging After Cervical and Thoracic Spine Trauma in the United States	36

Radiologic and Neurosurgical Diagnosis of Arterial Neurovascular Conflict on Magnetic Resonance Imaging for Trigeminal Neuralgia in Routine Clinical Practice	35
Neurosurgery in Nepal: Past, Present, and Future	34
Cost and Effectiveness of Percutaneous Endoscopic Interlaminar Discectomy versus Microscope-Assisted Tubular Discectomy for L5-S1 Lumbar Disc Herniation	34
Surgical Limitations of the Microscopic Transciliary Supraorbital Keyhole Approach to the Anterior and Middle Skull Base	34
Challenges to Early Detection of Brain Tumors in Low- and Middle-Income Countries: A Systematic Review	33
Papillary Tumors of Pineal Region: A Single-Center Experience in Management of 11 Cases	33
Spinal Meningioma in Adults: Imaging Characteristics, Surgical Outcomes, and Risk Factors for Recurrence	32
Simple Microsurgical Extirpation as a Method of Choice in Treating Symptomatic Spinal Facet Joint Cysts: A Retrospective Case Series	32
Single-Layer Fascia Patchwork Closure for the Extended Endoscopic Transsphenoidal Transtuberculum Transplanum Approach: Deep Suturing Technique and Preliminary Results	32
Predictive Factors for the Occurrence of Perioperative Complications in Pediatric Posterior Fossa Tumors	32
Novel Lateral Approach for MIS Sacroiliac Joint Arthrodesis: An Assessment of Feasibility and Outcomes	32
Do Patient Outcomes Predict Loss to Long-Term Follow-Up After Spine Surgery?	32
Complex Chiari Malformation: Proposal of a New Set of Diagnostic Criteria and Outcomes After fusion Surgery	32
Revisiting the Role of Intraoperative Ultrasound in Spine Surgery for Extradural Pathologies: Review and Clinical Usage	32