Jens R. Chapman

Fundamentals of clinical outcomes assessment for spinal disorders: study designs, methodologies, and analyses.

Nothing Hurts Follow-Up like Follow-Up?

Success in Spine Care: The Proof Is in the Measurements, Part I.

Fundamentals of Clinical Outcomes Assessment for Spinal Disorders: Clinical Outcome Instruments and Applications.

A Worldwide Analysis of the Reliability and Perceived Importance of an Injury to the Posterior Ligamentous Complex in AO Type A Fractures.

Scientific Pride or Prejudice.

Success in Spine Care: The Proof Is in the Measurements, Part II.

Changes for the Future.

Success in Spine Care: The Proof Is in the Measurements, Part III.

The Risk of Cancer With the Use of Recombinant Human Bone Morphogenetic Protein in Spine Fusion.

Enhancing Clinical Study Retention Rates to Avoid Follow-up Bias: How Do We Keep Our Study Participants from "The Land of the Lost"?

The Vertebral Artery Cave at C2: Anatomic Study with Application to C2 Pedicle Screw Placement.

Hemivertebrae: a comprehensive review of embryology, imaging, classification, and management.

Measurement of kyphosis and vertebral body height loss in traumatic spine fractures: an international study.

New Landmark for Localizing the Site of the Subdental Synchondrosis Remnant: Application to Discerning Pathology from Normal on Imaging.

Cervical fracture from chronic steroid usage presenting as a stroke: A case report.

Detethering of the C2 Nerve Root and Avoidance of Transection and Injury During C1 Screw Placement: A Cadaveric Feasibility Study.

Updates from AOSpine.

Ulf Fernström (1915-1985) and his Contributions to the Development of Artificial Disc Replacements.

Moving Forward into the Future.

Descriptive analysis of unplanned readmission and reoperation rates after intradural spinal tumor resection.

Adult Apical Ligament of the Dens Lacks Notochordal Tissue: Application to Better Understanding the Origins of Skull Base Chordomas.

A new superficial landmark for the odontoid process: a cadaveric study.

A Previously Unreported Arterial Variant of the Suboccipital Region Based on Cadaveric Dissection.

Extraforaminal compression of the L5 nerve: An anatomical study with application to failed posterior decompressive procedures.

Some of the earliest depictions of the human spine: a glimpse into European history.

Editorial.

Association Between Allogeneic Blood Transfusion and Postoperative Infection in Major Spine Surgery.

Medical Journals and Social Media: More Alike Than Wanted?

Potential Mechanism for Some Postoperative C5 Palsies: An Anatomical Study.

Anatomy of the Alar Ligament: Part II: Variations of Its Attachment onto the Dens.

"How to Write a Scientific Paper": Tips and Highlights from the Global Spine Congress Members-Only Session.

Evolving the Metrics of Success in Spine Care: Focus on Opioids.

Editorial Perspective.

Spine Trauma-What Are the Current Controversies?

Fractures in Spinal Ankylosing Disorders: A Narrative Review of Disease and Injury Types, Treatment Techniques, and Outcomes.

Do Formal Laminectomy and Timing of Decompression for Patients With Sacral Fracture and Neurologic Deficit Affect Outcome?

Atlas Fractures and Atlas Osteosynthesis: A Comprehensive Narrative Review.

Management of Hangman's Fractures: A Systematic Review.

Anatomy of Alar Ligament Part III: Biomechanical Study.

Anatomy of Alar Ligament Part I: Morphometrics and Variants.

Self-Made, Cost-Reducing Hemostatic Agent for Use in Spine Surgery.

Do We Really Understand Spine Treatments and Science Around the World?

Failure Patterns in Standalone Anterior Cervical Discectomy and Fusion Implants.

Comparison of Chronic Dysphagia in Standalone versus Conventional Plate and Cage Fusion.

The Ongoing Quest for the Holy Bone Graft Grail: Scientific Progress, Economic Bonanza, or Quixotic Quagmire?

Editorial Perspective.

Rapid Progression of Ossification of the Posterior Longitudinal Ligament After Anterior Cervical Discectomy and Fusion.

Timing of Decompression in Patients With Acute Spinal Cord Injury: A Systematic Review.

Editorial.

Editorial Perspective.

Autologous Bone Harvest in Anterior Cervical Spine Surgery: A Quantitative and Qualitative In Vitro Analysis of Cadaveric Tissue.

The Alar Ligaments: A Cadaveric and Radiologic Comparison Study.

Editorial.

Editorial Perspective.

Development and Validation of a Prediction Model for Pain and Functional Outcomes After Lumbar Spine Surgery.

Editorial Perspective.

Recognizing Our Experts: Partners with Publons to Establish Reviewers' Platform.

Superior Hypogastric Plexus and Its Surgical Implications During Spine Surgery: A Review.

Editorial.

Evidence-Based Medicine, Media, and Manipulation.

The Global Dilemma: Standardization of Nonoperative Treatment.

The Ratio of Observed to Expected: How Much of It Is Unexpected?

The Sin of Missing Data: Is All Forgiven by Way of Imputation?

Editorial.

Contact Sports as a Risk Factor for Amyotrophic Lateral Sclerosis: A Systematic Review.

Editorial Perspective.

Disaster Scenarios in Spine Surgery: A Survey Analysis.

The ABC's of Spinal Decompression: Pearls and Technical Notes.

Longer follow-up continues to reveal no increased risk of cancer with the use of recombinant human bone morphogenetic protein in spine fusion.

Management of Acute Traumatic Central Cord Syndrome: A Narrative Review.

Predator Journals: An Urgent and Global Problem.

-Value Worship: Is the Idol Significant?

How Should We Deal With "Black Swan" Surgeons in Spine Surgery?

Iatrogenic Bowel Injury Following Minimally Invasive Lateral Approach to the Lumbar Spine: A Retrospective Analysis of 3 Cases.

Avoiding the Esophageal Branches of the Recurrent Laryngeal Nerve During Retractor Placement: Precluding Postoperative Dysphagia During Anterior Approaches to the Cervical Spine.

The Lumbar Ligamentum Flavum Does Not Have Two Layers and Is Confluent with the Interspinous Ligament: Anatomical Study with Application to Surgical and Interventional Pain Procedures.

Outcome After Extreme Lateral Transpsoas Approach: Corpectomies Versus Interbody Fusion.

Moving Toward the Future: Online Only.

Three Pillars of Expectation Management in Spine Surgery: Trust, Communication, and Patient Education.

Big Spine Data Put to Good Use: The NHS Sets an Example.

Neurovascular Relations in Modified Iliac Screws and Traditional Iliac Screw: Anatomic Study.

Complications and Mortality in Octogenarians Undergoing Lumbopelvic Fixation.

A combination of mesenchymal stem cells and scaffolds promotes motor functional recovery in spinal cord injury: a systematic review and meta-analysis.

Effect of vitamins C and E on recovery of motor function after spinal cord injury: systematic review and meta-analysis of animal studies.

Editorial.

Factors Associated With C5 Palsy Following Cervical Spine Surgery: A Systematic Review.

Editorial Perspective for Systematic Review on C5 Palsies.

Quality and Clinical Care Development in Spine Surgery-Connecting the Dots: An Expanded Clinical Narrative.

The Modified Iliac Screw: An Anatomic Comparison and Technical Guide.

Editorial.

Late Cervical Spinal Cord Herniation Resulting from Post-Traumatic Brachial Plexus Avulsion Injury.

90-day Readmission Rates for Single Level Anterior Lumbosacral Interbody Fusion: A Nationwide Readmissions Database Analysis.

Tulip-Screw Head Disjunction from Posterior C2 Fracture Fixation Instrumentation.

Radiological data of brachial plexus avulsion injury associated spinal cord herniation (BPAI-SCH) and comparison to anterior thoracic spinal cord herniation (ATSCH).

Changing the Game: Spine Care in the Era of Artificial Intelligence and Deep Learning Algorithms.

Editorial Response to Letter to Editor and Response by Authors Regarding "Posterior Subaxial Cervical Spine Screw Fixation: A Review of Techniques" by Joaquim et al.

The new onset of dysphagia four years after anterior cervical discectomy and fusion: Case report and literature review.

Emerging Insight in the Use of an Active Post Discharge Surveillance Program in Spine Surgery: A Retrospective Pilot Study.

Are "Replicants" the Spine Surgeons of the Future?

Antibiotic-impregnated polymethylmethacrylate strut graft as a treatment of spinal osteomyelitis: case series and description of novel technique.

The New Future of .

The iliac pillar - Definition of an osseous fixation pathway for internal and external fixation.

Uptrend of cervical and sacral fractures underlie increase in spinal fractures in the elderly, 2003-2017: analysis of a state-wide population database.

Development and reliability of the AOSpine CROST (Clinician Reported Outcome Spine Trauma): a tool to evaluate and predict outcomes from clinician's perspective.

Learning From Disasters: The CoVID-19 Fallout on Spine Care.

Editorial Perspective: Time for Another Grading System-From PRISMA to AMSTAR 2.

Gets a Fresh New Look.

Reliability, validity and responsiveness of the Dutch version of the AOSpine PROST (Patient Reported Outcome Spine Trauma).

Description and Reliability of the AOSpine Sacral Classification System.

De novo methicillin-resistant Staphylococcus aureus vs. methicillin-sensitive Staphylococcus aureus infections of the spine, similar clinical outcome, despite more severe presentation in surgical patients.

Surgical Treatment of Ossifications of the Cervical Anterior Longitudinal Ligament: A Retrospective Cohort Study.

Space-Occupying Lesions of the Retropharyngeal Space: An Anatomical Study With Application to Postoperative Retropharyngeal Hematomas.

Extreme Lateral Interbody Fusion for Thoracic and Thoracolumbar Disease: The Diaphragm Dilemma.

Osteology of the ilium revised: illuminating the clinical relevance.

2021: Will It Be the Best Season for International Spine Meetings Ever?

New Beginnings.

Editorial.

Submitting Manuscripts but Not for Publication? Black Sheep Authors in Publishing.

Risk Factors Associated with 90-day Readmissions Following Odontoid Fractures: A Nationwide Readmissions Database Study.

Essentialism and Spine Surgery in Times of Pandemia: With Reflections on the Contributions of the Late Friedrich P. Magerl.

Iliac Screw Fixation Revisited: Improved Clinical and Radiologic Outcomes Using a Modified Iliac Screw Fixation Technique.

COVID-19 and the Future.

GSJ Annual Survey 2021.

Mid-Year Update.

Fixation Strength of Modified Iliac Screw Trajectory Compared to Traditional Iliac and S2 Alar-Iliac Trajectories: A Cadaveric Study.

Surgical Management of Charcot Spinal Arthropathy in the Face of Possible Infection.

Steps Explained: The Review Process of .

Validation of the AO Spine Sacral Classification System: Reliability Among Surgeons Worldwide.

Predictors of Extended Hospitalization and Early Reoperation After Elective Lumbar Disc Arthroplasty.

Claiming the Scientific High Ground: New Frontiers and Ancient Wisdoms in the Age of COVID-19.

Erector Spinae Blocks for Spine Surgery: Fact or Fad? Systematic Review of Randomized Controlled Trials.

"Special Collections: Creating Order in the Chaos".

Spine Surgery has Always had Multi-Specialty Roots: Time for Nonoperative Spine Care to Catch up and Join the Club.

Into the Spine Metaverse: Reflections on a future (Uni-)verse.

Vasoplegia Following Complex Spine Surgery: Incidence and Risk.

Evolution of the AO Spine Sacral and Pelvic Classification System: a systematic review.

Global Validation of the AO Spine Upper Cervical Injury Classification: Geographic Region Affects Reliability and Reproducibility.

The AO spine upper cervical injury classification system: Do work setting or trauma center affiliation affect classification accuracy or reliability?

An Assessment of the Safety of Surgery and Hardware Placement in de-novo Spinal Infections. A Systematic Review and Meta-Analysis of the Literature.

Specialist-Beliefs Often Prevent a Genuinely Effective Approach to Chronic Low Back Pain.

The Magic of Meeting in Person.

A novel scoring system concept for de novo spinal infection treatment, the Spinal Infection Treatment Evaluation Score (SITE Score): a proof-of-concept study.

Impact of Race/Ethnicity on Hospital Resource Utilization After Elective Anterior Cervical Decompression and Fusion for Degenerative Myelopathy.

Revisiting Anticoagulation in Spine Surgery: Balancing Venous Thromboembolic Events and Epidural Hematoma.

Elective Single-Level Primary Anterior Cervical Decompression and Fusion for Degenerative Spondylotic Cervical Myelopathy Is Associated With Decreased Resource Utilization Versus Posterior Cervical Decompression and Fusion.

Resource Utilization Following Anterior Versus Posterior Cervical Decompression and Fusion for Acute Central Cord Syndrome.

The Postoperative Airway Compromise Score-First Steps to Developing a Postoperative Tool for the Assessment of Upper Airway-Related Complications Following Anterior Cervical Spine Surgery.

Ongoing decision-making dilemma for treatment of de novo spinal infections: a comparison of the Spinal Infection Treatment Evaluation Score with the Spinal Instability Spondylodiscitis Score and Spine Instability Neoplastic Score.

Historical Perspectives on the Evolution of Spino-Pelvic Fixation and its Implications on Clinical Care A Narrative Review.

The hidden risk: Intracranial hemorrhage following durotomies in spine surgery.

Association of Daily Step Count With Patient Knowledge, Step Tracking, and Physical Factors in Patients With Spine Pathology.

A Cadaver Study: The Relationship of Vital Organs of the Thoracolumbar Junction During a far Lateral Approach Using a T-12 Corpectomy Model.

Cost-Effectiveness Analyses of Bone Morphogenetic Protein 2 (rhBMP-2) in Spinal Fusion: A Systematic Review.

Incidence and predictors of readmission following hospitalization for thoracic disc herniation.

Malnutrition in spondylodiscitis: an overlooked risk factor.