Spine Sept 2009 Vol 34 Iss 20

Biomechanics
E716-E723
In Situ Contact Analysis of the Prosthesis Components of Prodisc-L in Lumbar Spine Following Total Disc Replacement
Wen-Ming Chen, MEng; ChunKun Park, MD, PhD; KwonYong Lee, PhD; SungJae Lee, PhD

E724-E728
An Experimental Study on Initial Fixation Strength in Transpedicular Screwing Augmented With Calcium Phosphate Cement
Taiga Masaki, MD; Yutaka Sasao, MD; Takehiko Miura, MD; Yoshiaki Torii, MD; Atsushi Kojima, MD; Haruhito Aoki, MD; Moroe Beppu, MD

Clinical Case Series
E729-E734
Incidence and Risk Factors for Proximal and Distal Junctional Kyphosis Following Surgical Treatment for Scheuermann Kyphosis: Minimum Five-Year Follow-up
Francis Denis, MD; Edward C. Sun, MD; Robert B. Winter, MD

Case Report
E735-E739
Metastasis of Breast Cancer to a Lumbar Spinal Nerve Root Ganglion
Matthias Schulz, MD; Duncan Lamont, M.Med.Path; Thirayan Muthu, MCh, FRCS (SN); Zakier Hussain, MCh, MSc, FRCS (SN); Venkataraman Balakrishnan, MS, FRACS

Case Reports
E740-E742
Agenesis of the Right Internal Carotid Artery and Klippel-Feil Syndrome: Case Report
Massimiliano Braga, MD; Massimo Pederzoli, MD; Sandro Beretta, MD; Massimo Ferrarini, MD; Paola Canovaro, MD; Guido Arpaia, MD; Vittorio Crespi, MD

E743-E750
Unstable Subaxial Cervical Spine Injury With Normal Computed Tomography and Magnetic Resonance Initial Imaging Studies: A Report of Four Cases and Review of the Literature
Daniel Brandenstein, DO; Robert W. Molinari, MD; Paul T. Rubery, MD; Glenn R. Rechtine, II, MD

Guest Lecture
2113-2123
Thirty-Fourth Harrington Guest Lecture, SRS, 2008 Harrington’s Contributions in Perspective
Marc A. Asher, MD

Cervical Spine
2121-2124
Does High Dose Methylprednisolone Sodium Succinate Really Improve Neurological Status in Patient With Acute Cervical Cord Injury?: A Prospective Study About Neurological Recovery and Early Complications
Yasuo Ito, MD; Yoshihisa Sugimoto, MD; Masao Tomioka, MD; Nobuo Kai, MD; Masato Tanaka, MD

Point of View
2125
Point of View
Mitchel B. Harris, MD

Case Series
2126-2133
Transforaminal Lumbar Interbody Fusion Versus Anterior Lumbar Interbody Fusion as an Adjunct to Posterior Instrumented Correction of Degenerative Lumbar Scoliosis: Three Year Clinical and Radiographic Outcomes
Dennis G. Crandall, MD; Jan Revella, RN

2134-2139
Risk Factors and Outcomes for Catastrophic Failures at the Top of Long Pedicle Screw Constructs: A Matched Cohort Analysis Performed at a Single Center
Patrick T. O'Leary, MD; Keith H. Bridwell, MD; Lawrence G. Lenke, et al

2140-2146
En Bloc Spondylectomy for the Treatment of Spinal Tuberculosis With Fixed and Sharply Angulated Kyphotic Deformity
Youwen Deng, MD; Guohua Lv, MD; Howard S. An, PhD, MD

Deformity
2147-2150
Correlation of Scoliosis Curve Correction With the Number and Type of Fixation Anchors
David H. Clements, MD; Randal R. Betz, MD; Peter O. Newton, MD; Michael Rohmiller, MD; Michelle C. Marks, PT, MA; Tracey Bastrom, MA

2151-2157
Treatment of Spinal Deformities in Patients With Diastrophic Dysplasia: A Long-Term, Population Based, Retrospective Outcome Study
Tuomas Jalanko, MS; Ville Remes, MD, PhD; Jari Peltonen, MD, PhD; Mikko Poussa, MD, PhD; Ilkka Helenius, MD, PhD

2158-2164
Thoracic Pedicle Screw Instrumentation: The Learning Curve and Evolution in Technique in the Treatment of Adolescent Idiopathic Scoliosis
Baron S. Lonner, MD; Joshua D. Auerbach, MD; Michael B. Estreicher, BA; Kristin E. Kean, BA

2165-2170
Adult Scoliosis in Patients Over Sixty-Five Years of Age: Outcomes of Operative Versus Nonoperative Treatment at a Minimum Two-Year Follow-up
Gang Li, MD; Peter Passias, MD; Michal Kozanek, MD; Eric Fu, BS; Shaobai Wang, MS; Qun Xia, MD; Guoan Li, PhD; Frank E. Rand, MD; Kirkham B. Wood, MD

Health Services Research
2171-2178
Does Treatment (Nonoperative and Operative) Improve the Two-Year Quality of Life in Patients With Adult Symptomatic Lumbar Scoliosis: A Prospective Multicenter Evidence-Based Medicine Study
Keith H. Bridwell, MD; Steven Glassman, MD; William Horton, MD; Christopher Shaffrey et al

2179-2184
Quality of Life in Patients Treated Surgically for Scoliosis: Longer Than Sixteen-Year Follow-up
Kazushi Takayama, MD, PhD; Hiroaki Nakamura, MD, PhD; Hideki Matsuda, MD

Point of View
2185
Point of View
Lawrence G. Lenke, MD

Health Services Research
2186-2190
Pain and Disability Determine Treatment Modality for Older Patients With Adult Scoliosis, While Deformity Guides Treatment for Younger Patients
the International Spine Study Group

Surgery
2191-2197
Revision Surgery After Primary Spine Fusion for Idiopathic Scoliosis
Scott J. Luhmann, MD; Lawrence G. Lenke, MD; Keith H. Bridwell, MD; Mario Schootman, PhD

2198-2204
Low Back Pain in Patients Treated Surgically for Scoliosis: Longer Than Sixteen-Year Follow-up
Kazushi Takayama, MD, PhD; Hiroaki Nakamura, MD, PhD; Hideki Matsuda, MD

2205-2212
Long Adult Spinal Deformity Fusion to the Sacrum Using rhBMP-2 Versus Autogenous Iliac Crest Bone Graft
Takeshi Maeda, MD, PhD; Jacob M. Buchowski, MD, MS; Yongjung J. Kim, MD; Takuya Mishiro, MD, PhD; Keith H. Bridwell, MD

2213-2221
Posterior Vertebral Column Resection for Severe Pediatric Deformity: Minimum Two-Year Follow-up of Thirty-Five Consecutive Patients
Lawrence G. Lenke, MD; Patrick T. O'Leary, MD; Keith H. Bridwell, MD; Brenda A. Sides, MA; Linda A. Koester, BS; Kathy M. Blanke, RN

2222-2232
Is Spine Deformity Surgery in Patients With Spastic Cerebral Palsy Truly Beneficial?: A Patient/Parent Evaluation
Kota Watanabe, MD; Lawrence G. Lenke, MD; Michael D. Daubs, MD; Kei Watanabe, MD; Keith H. Bridwell, MD; Georgia Stobbs, RN; Marsha Hensley, RN, BS

Tumors
2233-2239
Long-Term Clinical Outcomes Following En Bloc Resections for Sacral Chordomas and Chondrosarcomas: A Series of Twenty Consecutive Patients
Patrick C. Hsieh, MD; Risheng Xu, BS; Daniel M. Sciubba, MD; Matthew J. McGirt, MD; Clarke Nelson, BS; Timothy F. Witham, MD; Jean-Paul Wolinksy, MD; Ziya L. Gokaslan, MD

Letter to the Editor
2240
Letters
Tim Vemmer, MD, FRCA, DMCC

2240
Letters
Rachelle Buchbinder, MBBS, MSc, PhD, FRACP; Damien Jolley, MSc; Margaret Staples, PhD

Online Article Abstracts
A12-A13
Online Article Abstracts