Kyphosis

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  Subject Areas on Research

  • A Novel Tool for Deformity Surgery Planning: Determining the Magnitude of Lordotic Correction Required to Achieve a Desired Sagittal Vertical Axis. 
  • A Novel Weave Tether Technique for Proximal Junctional Kyphosis Prevention in 71 Adult Spinal Deformity Patients: A Preliminary Case Series Assessing Early Complications and Efficacy. 
  • A Pilot Study on Posterior Polyethylene Tethers to Prevent Proximal Junctional Kyphosis After Multilevel Spinal Instrumentation for Adult Spinal Deformity. 
  • A comparative analysis of the prevalence and characteristics of cervical malalignment in adults presenting with thoracolumbar spine deformity based on variations in treatment approach over 2 years. 
  • A comparison of the reliability and vulnerability of 3D sterEOS and 2D EOS when measuring the sagittal spinal alignment of patients with adolescent idiopathic scoliosis. 
  • Alignment Risk Factors for Proximal Junctional Kyphosis and the Effect of Lower Thoracic Junctional Tethers for Adult Spinal Deformity. 
  • An assessment of frailty as a tool for risk stratification in adult spinal deformity surgery. 
  • Analysis of Successful Versus Failed Radiographic Outcomes After Cervical Deformity Surgery. 
  • Anterior stabilization of three-column thoracolumbar spinal trauma. 
  • Appropriate Risk Stratification and Accounting for Age-Adjusted Reciprocal Changes in the Thoracolumbar Spine Reduces the Incidence and Magnitude of Distal Junctional Kyphosis in Cervical Deformity Surgery. 
  • Assessment of Patient Outcomes and Proximal Junctional Failure Rate of Patients with Adult Spinal Deformity Undergoing Caudal Extension of Previous Spinal Fusion. 
  • Association between preoperative cervical sagittal deformity and inferior outcomes at 2-year follow-up in patients with adult thoracolumbar deformity: analysis of 182 patients. 
  • Association of myelopathy scores with cervical sagittal balance and normalized spinal cord volume: analysis of 56 preoperative cases from the AOSpine North America Myelopathy study. 
  • At What Point Should the Thoracolumbar Region Be Addressed in Patients Undergoing Corrective Cervical Deformity Surgery? 
  • Beware of open triradiate cartilage: 1 in 4 patients will lose > 10° of correction following posterior only fusion. 
  • Bone manifestations in neuronopathic Gaucher disease while receiving high-dose enzyme replacement therapy. 
  • Campomelic dysplasia: a rare cause of congenital spinal deformity. 
  • Can unsupervised cluster analysis identify patterns of complex adult spinal deformity with distinct perioperative outcomes? 
  • Cervical compensatory alignment changes following correction of adult thoracic deformity: a multicenter experience in 57 patients with a 2-year follow-up. 
  • Cervical mismatch: the normative value of T1 slope minus cervical lordosis and its ability to predict ideal cervical lordosis. 
  • Cervical radiographical alignment: comprehensive assessment techniques and potential importance in cervical myelopathy. 
  • Cervical sagittal deformity develops after PJK in adult thoracolumbar deformity correction: radiographic analysis utilizing a novel global sagittal angular parameter, the CTPA. 
  • Cervicothoracic myelopathy in Conradi-Hunermann disease: MRI diagnosis. 
  • Changes in health-related quality of life measures associated with degree of proximal junctional kyphosis. 
  • Changes in radiographic and clinical outcomes with primary treatment adult spinal deformity surgeries from two years to three- to five-years follow-up. 
  • Changes in thoracic kyphosis negatively impact sagittal alignment after lumbar pedicle subtraction osteotomy: a comprehensive radiographic analysis. 
  • Characteristics of deformity surgery in patients with severe and rigid cervical kyphosis (CK): results of the CSRS-Europe multi-centre study project. 
  • Clinical and radiographic evaluation of the adult spinal deformity patient. 
  • Clinical and radiographic presentation and treatment of patients with cervical deformity secondary to thoracolumbar proximal junctional kyphosis are distinct despite achieving similar outcomes: Analysis of 123 prospective CD cases. 
  • Commentary: Multilevel Pedicle Subtraction Osteotomy for Correction of Severe Rigid Adult Spinal Deformities: A Case Series, Indications, Considerations, and Literature Review. 
  • Commentary: Outcomes of Surgical Treatment for 138 Patients With Severe Sagittal Deformity at a Minimum 2-Year Follow-up: A Case Series. 
  • Comparable satisfaction and clinical outcomes after surgery for adolescent idiopathic scoliosis in the adult (AISA) between the US and Japan. 
  • Comparison of Complications and Clinical and Radiographic Outcomes Between Nonobese and Obese Patients with Adult Spinal Deformity Undergoing Minimally Invasive Surgery. 
  • Congenital Kyphosis: Progressive Correction With an Instrumented Posterior Epiphysiodesis: A Preliminary Report. 
  • Degenerative Spinal Deformity. 
  • Development of Risk Stratification Predictive Models for Cervical Deformity Surgery. 
  • Development of Validated Computer-based Preoperative Predictive Model for Proximal Junction Failure (PJF) or Clinically Significant PJK With 86% Accuracy Based on 510 ASD Patients With 2-year Follow-up. 
  • Development of a Novel Cervical Deformity Surgical Invasiveness Index. 
  • Development of predictive models for all individual questions of SRS-22R after adult spinal deformity surgery: a step toward individualized medicine. 
  • Does Minimally Invasive Percutaneous Posterior Instrumentation Reduce Risk of Proximal Junctional Kyphosis in Adult Spinal Deformity Surgery? A Propensity-Matched Cohort Analysis. 
  • Does vertebral level of pedicle subtraction osteotomy correlate with degree of spinopelvic parameter correction? 
  • Drivers of Cervical Deformity Have a Strong Influence on Achieving Optimal Radiographic and Clinical Outcomes at 1 Year After Cervical Deformity Surgery. 
  • Effective Prevention of Proximal Junctional Failure in Adult Spinal Deformity Surgery Requires a Combination of Surgical Implant Prophylaxis and Avoidance of Sagittal Alignment Overcorrection. 
  • Establishment of an Individualized Distal Junctional Kyphosis Risk Index following the Surgical Treatment of Adult Cervical Deformities. 
  • Evolution of Proximal Junctional Kyphosis and Proximal Junctional Failure Rates Over 10 Years of Enrollment in a Prospective Multicenter Adult Spinal Deformity Database. 
  • Examination of the Economic Burden of Frailty in Patients With Adult Spinal Deformity Undergoing Surgical Intervention. 
  • Expert's comment concerning grand rounds case entitled "surgical treatment of a 180° thoracolumbar fixed kyphosis in a young achondroplastic patient: a one stage 'in situ' combined fusion and spinal cord translocation" (by J. C. Aurégan, T. Odent, M. Zerah, J.-P. Padovani and C. Glorion). 
  • Failure of lumbopelvic fixation after long construct fusions in patients with adult spinal deformity: clinical and radiographic risk factors: clinical article. 
  • Front-Back Cervical Deformity Correction by Anterior Cervical Discectomy and Fusion With Posterior Instrumentation: 2-Dimensional Operative Video. 
  • Functional Limitations Due to Lumbar Stiffness in Adults With and Without Spinal Deformity. 
  • Fusion Extension Leads to Spontaneous Resolution of Symptomatic Disc Herniations Associated With Proximal Junctional Kyphosis: A Report of 3 Cases. 
  • Global coronal decompensation and adult spinal deformity surgery: comparison of upper-thoracic versus lower-thoracic proximal fixation for long fusions. 
  • Growth-friendly Spinal Instrumentation in Marfan Syndrome Achieves Sustained Gains in Thoracic Height Amidst High Rates of Implant Failure. 
  • Hospital Readmission Within 2 Years Following Adult Thoracolumbar Spinal Deformity Surgery: Prevalence, Predictors, and Effect on Patient-derived Outcome Measures. 
  • Identifying Thoracic Compensation and Predicting Reciprocal Thoracic Kyphosis and Proximal Junctional Kyphosis in Adult Spinal Deformity Surgery. 
  • Impact of multimodal intraoperative monitoring during correction of symptomatic cervical or cervicothoracic kyphosis. 
  • Incidence of Acute, Progressive, and Delayed Proximal Junctional Kyphosis Over an 8-Year Period in Adult Spinal Deformity Patients. 
  • Incidence, mode, and location of acute proximal junctional failures after surgical treatment of adult spinal deformity. 
  • Increased proximal vertebral rotation is associated with shoulder imbalance after posterior spinal fusion for severe adolescent idiopathic scoliosis. 
  • Increasing Cost Efficiency in Adult Spinal Deformity Surgery: Identifying Predictors of Lower Total Costs. 
  • Intermediate-term clinical and radiographic outcomes with less invasive adult spinal deformity surgery: patients with a minimum follow-up of 4 years. 
  • Intraoperative alignment goals for distinctive sagittal morphotypes of severe cervical deformity to achieve optimal improvements in health-related quality of life measures. 
  • Lateral mass screw fixation in the cervical spine. 
  • Letter to the Editor. Proximal junctional kyphosis and proximal junctional failure. 
  • Location of correction within the lumbar spine impacts acute adjacent-segment kyphosis. 
  • Low radius of curvature growth-friendly rib-based implants increase the risk of developing clinically significant proximal junctional kyphosis. 
  • Low-Density Pedicle Screw Constructs Are Associated with Lower Incidence of Proximal Junctional Failure in Adult Spinal Deformity Surgery. 
  • Magnetically Controlled Growing Rods Graduation: Deformity Control with High Complication Rate. 
  • Magnitude of preoperative cervical lordotic compensation and C2-T3 angle are correlated to increased risk of postoperative sagittal spinal pelvic malalignment in adult thoracolumbar deformity patients at 2-year follow-up. 
  • Management of complex pediatric and adolescent spinal deformity. 
  • Minimally invasive deformity correction: surgical technique. 
  • Minimum Detectable Measurement Difference for Health-Related Quality of Life Measures Varies With Age and Disability in Adult Spinal Deformity: Implications for Calculating Minimal Clinically Important Difference. 
  • Morbidity and mortality associated with spinal surgery in children: a review of the Scoliosis Research Society morbidity and mortality database. 
  • Multicenter validation of a formula predicting postoperative spinopelvic alignment. 
  • Multilevel thoracic pedicle aplasia causing congenital thoracic kyphosis: case report. 
  • Occipitocervical fusion with rigid internal fixation: long-term follow-up data in 69 patients. 
  • Operative treatment outcomes for adult cervical deformity: a prospective multicenter assessment with mean 3-year follow-up. 
  • Optimizing the Definition of Proximal Junctional Kyphosis: A Sensitivity Analysis. 
  • Outcomes after surgery for cervical spine deformity: review of the literature. 
  • Outcomes and Complications in Management of Congenital Myopathy Early-Onset Scoliosis. 
  • Pelvic Nonresponse Following Treatment of Adult Spinal Deformity: Influence of Realignment Strategies on Occurrence. 
  • Pilot assessment of a radiologic classification system for segmentation defects of the vertebrae. 
  • Posterior Polyethylene Tethers Reduce Occurrence of Proximal Junctional Kyphosis After Multilevel Spinal Instrumentation for Adult Spinal Deformity: A Retrospective Analysis. 
  • Predicting the Magnitude of Distal Junctional Kyphosis Following Cervical Deformity Correction. 
  • Predicting the Occurrence of Postoperative Distal Junctional Kyphosis in Cervical Deformity Patients. 
  • Predicting the combined occurrence of poor clinical and radiographic outcomes following cervical deformity corrective surgery. 
  • Predictive model for distal junctional kyphosis after cervical deformity surgery. 
  • Predictors of Revision Surgical Procedure Excluding Wound Complications in Adult Spinal Deformity and Impact on Patient-Reported Outcomes and Satisfaction: A Two-Year Follow-up. 
  • Prevalence and type of cervical deformities among adults with Parkinson's disease: a cross-sectional study. 
  • Prevalence and type of cervical deformity among 470 adults with thoracolumbar deformity. 
  • Progress in the understanding of the genetic etiology of vertebral segmentation disorders in humans. 
  • Progressive Spinal Kyphosis in the Aging Population. 
  • Prospective Multicenter Assessment of Early Complication Rates Associated With Adult Cervical Deformity Surgery in 78 Patients. 
  • Prospective multi-centric evaluation of upper cervical and infra-cervical sagittal compensatory alignment in patients with adult cervical deformity. 
  • Prospective multicenter assessment of risk factors for rod fracture following surgery for adult spinal deformity. 
  • Proximal Junctional Kyphosis Prevention Strategies: A Video Technique Guide. 
  • Proximal Junctional Kyphosis: Inter- and Intra-observer Reliability of Radiographic Measurements in Adult Spinal Deformity. 
  • Proximal junctional failure in primary thoracolumbar fusion/fixation to the sacrum/pelvis for adult symptomatic lumbar scoliosis: long-term follow-up of a prospective multicenter cohort of 160 patients. 
  • Proximal junctional kyphosis and proximal junctional failure. 
  • Proximal junctional kyphosis as a distinct form of adjacent segment pathology after spinal deformity surgery: a systematic review. 
  • Radiographic Characteristics of Cervical Deformity (CD) Using a Discriminant Analysis: The Value of Extension Radiographs. 
  • Radiographic Fusion Grade Does Not Impact Health-Related Quality of Life in the Absence of Instrumentation Failure for Patients Undergoing Posterior Instrumented Fusion for Adult Spinal Deformity. 
  • Radiographic and clinical outcomes following single-level anterior cervical discectomy and allograft fusion without plate placement or cervical collar. 
  • Radiographic outcome and complications after single-level lumbar extended pedicle subtraction osteotomy for fixed sagittal malalignment: a retrospective analysis of 55 adult spinal deformity patients with a minimum 2-year follow-up. 
  • Recovery kinetics following spinal deformity correction: a comparison of isolated cervical, thoracolumbar, and combined deformity morphometries. 
  • Recurrent Proximal Junctional Kyphosis: Incidence, Risk Factors, Revision Rates, and Outcomes at 2-Year Minimum Follow-up. 
  • Reduced occurrence of primary rod fracture after adult spinal deformity surgery with accessory supplemental rods: retrospective analysis of 114 patients with minimum 2-year follow-up. 
  • Revision Surgery Rates After Minimally Invasive Adult Spinal Deformity Surgery: Correlation with Roussouly Spine Type at 2-Year Follow-Up? 
  • Sagittal age-adjusted score (SAAS) for adult spinal deformity (ASD) more effectively predicts surgical outcomes and proximal junctional kyphosis than previous classifications. 
  • Sagittal realignment failures following pedicle subtraction osteotomy surgery: are we doing enough?: Clinical article. 
  • Sagittal spino-pelvic alignment failures following three column thoracic osteotomy for adult spinal deformity. 
  • Sagittal spinopelvic parameters in children with achondroplasia: identification of 2 distinct groups. 
  • Selective versus nonselective fusion for idiopathic scoliosis: does lumbosacral takeoff angle change? 
  • Surgical approaches for the correction of unstable thoracolumbar burst fractures: a retrospective analysis of treatment outcomes. 
  • Surgical correction of lumbar kyphotic deformity: posterior reduction "eggshell" osteotomy. 
  • Surgical management of complex spinal deformity. 
  • Surgical management of global sagittal deformity in ankylosing spondylitis. 
  • Surgical management of symptomatic cervical or cervicothoracic kyphosis due to ankylosing spondylitis. 
  • The Additional Economic Burden of Frailty in Adult Cervical Deformity Patients Undergoing Surgical Intervention. 
  • The Clinical Correlation of the Hart-ISSG Proximal Junctional Kyphosis Severity Scale With Health-Related Quality-of-life Outcomes and Need for Revision Surgery. 
  • The Impact of Lumbar Spine Disease and Deformity on Total Hip Arthroplasty Outcomes. 
  • The effect of posterior polyester tethers on the biomechanics of proximal junctional kyphosis: a finite element analysis. 
  • The impact of lumbar alignment targets on mechanical complications after adult lumbar scoliosis surgery. 
  • The impact of standing regional cervical sagittal alignment on outcomes in posterior cervical fusion surgery. 
  • The impact of standing regional cervical sagittal alignment on outcomes in posterior cervical fusion surgery. 
  • The posterior cervical foraminotomy in the treatment of cervical disc/osteophyte disease: a single-surgeon experience with a minimum of 5 years' clinical and radiographic follow-up. 
  • The use of three rods in correcting severe scoliosis. 
  • Three-column osteotomy for correction of cervical and cervicothoracic deformities: alignment changes and early complications in a multicenter prospective series of 23 patients. 
  • Time to development, clinical and radiographic characteristics, and management of proximal junctional kyphosis following adult thoracolumbar instrumented fusion for spinal deformity. 
  • Upper thoracic versus lower thoracic upper instrumented vertebrae endpoints have similar outcomes and complications in adult scoliosis. 
  • Upper versus Lower Lumbar Lordosis Corrections in Relation to Pelvic Tilt - An Essential Element in Surgical Planning for Sagittal Plane Deformity. 
  • What Factors Predict the Risk of Proximal Junctional Failure in the Long Term, Demographic, Surgical, or Radiographic?: Results From a Time-dependent ROC Curve. 
  • When can we expect global sagittal alignment to reach a stable value following cervical deformity surgery? 
  • [Kyphectomy in myelomeningocele patients. Longterm results, complications and risk analysis].