Spine September 15 2008 Volume 33 Issue 20

Biomechanics
2127-2133
Unilateral and Bilateral Sacropelvic Fixation Result in Similar Construct Biomechanics
Tucker Tomlinson, MS; Jack Chen, MD; Vidyadhar Upasani, MD; Andrew Mahar, MS

2134-2142
In Vitro Disc Pressure Profiles Below Scoliosis Fusion Constructs
Glenn R. Buttermann, MD; Brian P. Beaubien, MS

2143-2152
Preoperative Planning Simulator for Spinal Deformity Surgeries
C E. Aubin, PhD; H Labelle, MD; C Chevrefils, MASc; G Desroches et al

Clinical Case Series
2153-2159
Bone Morphogenetic Protein (RhBMP-2) as a Substitute for Iliac Crest Bone Graft in Multilevel Adult Spinal Deformity Surgery: Minimum Two-Year Evaluation of Fusion
Daniel S. Mulconrey, MD; Keith H. Bridwell, MD; Jennifer Flynn, BS et al

2160-2165
Adolescent Idiopathic Scoliosis and Exercising: Is There Truly a Liaison?
Eustathios Kenanidis, MD; Michael E. Potoupnis, MD; Kyriakos A. Papavasiliou et al

2166-2172
Anterior Spinal Fusion Versus Posterior Spinal Fusion for Moderate Lumbar/Thoracolumbar Adolescent Idiopathic Scoliosis: A Prospective Study
Yipeng Wang, MD; Qi Fei, MD; Guixing Qiu, MD; Chia I. Lee, et al

2173-2178
Comparison Between 4.0-mm Stainless Steel and 4.75-mm Titanium Alloy Single-Rod Spinal Instrumentation for Anterior Thoracoscopic Scoliosis Surgery
Seung Hwan Yoon, MD, PhD; Valerie L. Ugrinow, BA; Vidyadhar V. Upasani et al

Deformity
2179-2184
Proximal Junctional Kyphosis in Adult Spinal Deformity After Segmental Posterior Spinal Instrumentation and Fusion: Minimum Five-Year Follow-up
Yongjung J. Kim, MD; Keith H. Bridwell, MD; Lawrence G. Lenke, MD; Chris R. Glattes et al

Diagnostics
2185-2191
Influence of Sacral Morphology in Developmental Spondylolisthesis
Zhi Wang, MD; Stefan Parent, MD, PhD; Jean-Marc Mac-Thiong et al

2192-2198
Selection of Fusion Levels in Adolescent Idiopathic Scoliosis Using Fulcrum Bending Prediction: A Prospective Study
Keith D. K. Luk; Angus S. Don; Chee S. Chong; Yat W. Wong

Epidemiology
2199-2203
Association Study of Tryptophan Hydroxylase 1 and Arylalkylamine N-Acetyltransferase Polymorphisms With Adolescent Idiopathic Scoliosis in Han Chinese
Hai Wang, MD; Zhihong Wu, MD; Qianyu Zhuang, MD; Qi Fei, MD; Jianguo Zhang et al

2204-2207
Lack of Association Between the Promoter Polymorphism of the MTNR1A Gene and Adolescent Idiopathic Scoliosis
Xu-Sheng Qiu; Nelson L. S. Tang; Hiu-Yan Yeung; Jack C. Y. Cheng; Yong Qiu

Health Services Research
2208-2212
Is Research Presented at the Scoliosis Research Society Annual Meeting Influenced by Industry Funding?
James W. Roach, MD; David L. Skaggs, MD; Paul D. Sponseller, MD; Lynne M. MacLeod
2213
Point of View
George H. Thompson, MD

2214-2218
Age-Gender Matched Comparison of SRS Instrument Scores Between Adult Deformity and Normal Adults: Are All SRS Domains Disease Specific?
Christine Baldus, RN, MHS; Keith H. Bridwell, MD; John Harrast, MS; Charles Edwards, II

Occupational Health/Ergonomics
2219-2227
Prescription Opioid Dependence Is Associated With Poorer Outcomes in Disabling Spinal Disorders
Jeffrey Dersh, PhD; Tom G. Mayer, MD; Robert J. Gatchel, PhD; Peter B. Polatin et al

Surgery
2228-2235
Return of Shoulder Girdle Function After Anterior Versus Posterior Adolescent Idiopathic Scoliosis Surgery
Todd F. Ritzman, MD; Vidyadhar V. Upasani, MD; Jeff B. Pawelek et al

2236
Point of View
John P. Lubicky, MD

2237-2242
The Role of Amicar in Same-Day Anterior and Posterior Spinal Fusion for Idiopathic Scoliosis
George H. Thompson, MD; Ivan Florentino-Pineda, MD; Connie Poe-Kochert et al

2243-2247
Predicting Outcome and Complications in the Surgical Treatment of Adult Scoliosis
Frank J. Schwab, MD; Virginie Lafage, PhD; Jean-Pierre Farcy, MD; Keith H. Bridwell et al

2248-2251
Intrathecal Morphine for Postoperative Analgesia in Patients With Idiopathic Scoliosis Undergoing Posterior Spinal Fusion
Paul A. Tripi, MD; Connie Poe-Kochert, RN, CNP; Jennifer Potzman et al

Randomized Trial
E721-E727
Physical Therapy Treatment of Back Complaints on Children and Adolescents
Anna Ahlqwist, MSc, RPT; Monica Hagman, MSc, RPT; Gunilla Kjellby-Wendt et al

Basic Science
E728-E734
The Influence of Posture and Loading on Interfacet Spacing: An Investigation Using Magnetic Resonance Imaging on Porcine Spinal Units
Janessa D. M. Drake, PhD; Howard Dobson, DVSc; Jack P. Callaghan, PhD

Biomechanics
E735-E738
A Biomechanical Comparison of Lateral and Posterior Approaches to Sacroplasty
Matthew D. Waites, AFRCS (Ed); Simon C. Mears, MD, PhD; Andrew M. Richards et al

Clinical Case Series
E739-E745
Dropped Head Deformity due to Cervical Myopathy: Surgical Treatment Outcomes and Complications Spanning Twenty Years
Michael C. Gerling, MD; Henry H. Bohlman, MD

E746-E753
Evaluation of Spinal Missile Injuries With Respect to Bullet Trajectory, Surgical Indications and Timing of Surgical Intervention: A New Guideline
Bulent Duz, MD; Tufan Cansever, MD; Halil Ibrahim Secer, MD; Serdar Kahraman et al

Health Services Research
E754-E758
What Do Patients and Parents Know About Surgery for Adolescent Idiopathic Scoliosis?: A Knowledge Questionnaire
Nicole Khetani, BMSc; Sandra Donaldson, BA; James G. Wright, MD, MPH

Online Article Abstracts
A14-A15
Online Article Abstracts