All Best Papers Sessions are scheduled to be presented in the Chapin Theater as the first session of each day.

Wednesday Best Papers
October 6, 2010
7:30 – 8:30 AM
Chapin Theater

1. Development of a Novel Intravertebral Human Breast Adenocarcinoma Rat Model for the Study of Intravertebral Metastatic Spine Disease
Camilo A. Molina, BA, Rachel Sarabia-Estrada, DVM, PhD, Ziya L. Gokaslan, MD, FACS, Daniel Sciubba, MD; Johns Hopkins University School of Medicine, Baltimore, MD, USA

2. In a Rat Model of Spinal Arthrodesis and SCI, rhBMP-2 Use Increases  Inflammation and Glial Scarring while Limiting Long-Term Functional Recovery
Anton E. Dmitriev, PhD, MSc¹, Suzanne Farhang, BSc², Ronald A. Lehman Jr, MD¹, Geoffrey S. F. Ling, MD, PhD²; 1Walter Reed AMC, Washington, DC, USA, ²Uniformed Services University of the Health Sciences, Bethesda, MD, USA

3. Does Intraoperative Ketamine Reduce Acute Postoperative Pain in Opiate-Dependent Chronic Back Pain Patients Undergoing Spinal Surgery? A Prospective Randomized Placebo-Controlled Double Blind Study
Randy W. Loftus, MD¹, Dilip K. Sengupta, MD1, William A. Abdu, MD¹, Michael L. Beach, MD, PhD¹, Jeffrey A. Clark, MD¹, Jeremiah R. Brown, MS, PhD2, Mark P. Yeager, MD¹; 1Dartmouth-Hitchcock Medical Center, Lebanon, NH, USA, ²;The Dartmouth Institute for Health Policy and Clinical Practice, Dartmouth, NH, USA

4. Correlation between Cervical Spine Sagittal Alignment and Clinical Outcomes after ACDF
Jeffrey L. Gum, MD¹, Steven D. Glassman, MD²;, Lonnie R. Douglas, BS³, Leah Y. Carreon, MD, MSc²;; ¹University of Louisville School of Medicine Department of Orthopaedic Surgery, Louisville, KY, USA, 2Norton Leatherman Spine Center, Louisville, KY, USA, ³University of Louisville School of Medicine, Louisville, KY, USA

5.The Expression Profile of MPs and BMP Antagonists During Lumbar Fusion
Eric Klineberg, MD, Xiaojing Ye, MD, PhD, Yong Tang, MD, PhD, Sukanta Maitra, MD, Shane Curtiss, Munish C. Gupta, MD; UC Davis, Sacramento, CA, USA

6. Disease Severity and Treatment in Adolescent Idiopathic Scoliosis: The Impact of Race and Socioeconomic Status
Neil J. Bharucha, BA, Per Trobisch, MD, Kristin E. Kean, BA, Sandra Richard, MA, Yolanda Bucello, BA, Baron S. Lonner, MD; NYU Hospital for Joint Diseases, New York, NY, USA

7. Incidence, Distribution, and Surgical Relevance of Abnormal Pedicles in Normal and Deformed Spines: A CT Based Study of 6,256 Pedicles
Adam Wollowick, MD¹, Etan Sugarman, MD, MSIV²;, Lana Nirenstein, MSII², Terry Amaral, MD¹, Beverly Thornhill, MD¹, Vishal Sarwahi, MD¹; ¹Montefiore Medical Center, Bronx, NY, USA, ²;Albert Einstein College of Medicine, Bronx, NY, USA

Thursday Best Papers
October 7, 2010
7:25 – 8:25 AM
Chapin Theater

69. Does Surgical Treatment for Cervical Spondylotic Myelopathy Result in Sustained Clinical Improvement? Two Year Outcomes of the AOSpine North America Multi-Center Prospective Study in 280 Patients
Michael G. Fehlings, MD, PhD, FRCSC¹, Branko Kopjar, MD, PhD², Paul Arnold, MD³, S. Tim Yoon, MD⁴, Alexander R. Vaccaro, MD, PhD⁵, Cristopher I. Shaffrey, MD⁶, Michael Janssen, MD⁷, Jens Chapman, MD², Eric Woodard, MD⁸, Rick Sasso, MD⁹; ¹Toronto Western Hospital, Toronto, ON, Canada, ²University of Washington, Seattle, WA, USA, ³University of Kansas, Kansas City, KS, USA, ⁴Emory Spine Center, Atlanta, GA, USA, ⁵Thomas Jefferson University, Philadelphia, PA, USA, ⁶University of Virginia, Charlottesville, VA, USA, ⁷Spine Education and Research Institute, Thorton, CO, USA, ⁸New England Baptist Hospital, Boston, MA, USA, ⁹Indiana Spine Group, Indianapolis, IN, USA

70. Metanalysis of Class I and II Data on Results of Anterior Cervical Decompression and Fusion
Kenneth A. Pettine, MD¹, Lukas Eisermann, BS²; ¹The Spine Institute, Loveland, CO, USA, ²NuVasive, San Diego, CA, USA

71. Comparison of Performance-Based Outcomes Following Nonoperative and Operative Treatment for Cervical Disc Herniations in National Football League Athletes
Wellington Hsu, MD; Northwestern University Feinberg School of Medicine, Chicago, IL, USA

72. Total Disc Arthroplasty Does Not Affect the Incidence of Adjacent Segment Degeneration in Cervical Spine: Results of 93 Patients in Three Prospective Randomized Clinical Trials
Ajay Jawahar, MD, MS, David A. Cavanaugh, MD, Eubulus J. Kerr III, MD, Elisa M. Birdsong, BS, Pierce D. Nunley; Spine Institute of Louisiana, Shreveport, LA, USA

73. Global Variations in Outcomes of Surgical Treatment for Cervical Spondylotic Myelopathy: One Year Outcomes of the AOSpine Multi-Center Prospective Study
Michael G. Fehlings, MD, PhD, FRCSC¹, Branko Kopjar, MD, PhD², Ronald Bartels, MD³, Giuseppe Barbagallo, MD⁴, Helton Defino, MD⁵, Paul Arnold, MD⁶, Qiang Zhou, MD⁷, Mehmet Zileli, MD⁸; ¹Toronto Western Hospital, Toronto, ON, Canada, ²University of Washington, Seattle, WA, USA, ³Canisius Wilhelmina Hospital, Nijmegen, Netherlands, ⁴Medical University of Catania, Catania, Italy, ⁵University of Sao Paulo-Ribeirao Preto, Sao Paulo, Brazil, 6University of Kansas, Kansas City, KS, USA, 7Southwestern Hospital, ChongQing, China, ⁸Ege University, Izmir, Turkey

74. Comparison of Radiographic Findings of Total Disc Replacement vs. Anterior Cervical Fusion: 24-Month Follow-up from a Prospective, Randomized, Controlled, Multi-Center Trial with 269 Patients
David B. Musante, MD¹, Dom Coric, MD², Richard D. Guyer, MD³, Charley Gordon, MD⁴, Pierce Nunley, MD⁵, Cameron Carmody, MD⁶, Thomas A. Dimmig, MD⁷, William Taylor, MD⁷, Rudolph Buckley, MD⁸, John Rhee, MD⁹, Peter C. Gerszten, MD, MPH¹⁰, P. Justin Tortolani, MD¹¹, James Rappaport, MD¹², Reginald Q. Knight, MD¹³, Gary Dix, MD¹⁴, Kevin T. Foley, MD¹⁵, Fabien D. Bitan, MD¹⁶, Ravinder Bains, MD¹⁷, Harry N. Herkowitz, MD¹⁸; ¹Triangle Orthopaedics Associates, Durham, NC, USA, ²Carolina Neurosurgery and Spine Associates, Charlotte, NC, USA, ³Texas Back Institute, Plano, TX, USA, ⁴Gordon Spine Associates, Tyler, TX, USA, ⁵Spine Institute of Louisiana, Shreveport, LA, USA, ⁶Plano Orthopedic Sports Medicine & Spine Center, Plano, TX, USA, ⁷University of California San Diego, San Diego, CA, USA, ⁸Slocum Dickson Medical Group, New Hartford, NY, USA, ⁹Emory Orthopaedics & Spine Center, Atlanta, GA, USA, ¹⁰University of Pittsburgh Medical Center, Pittsburgh, PA, USA, ¹¹Orthopaedics Associates, P.A., Baltimore, MD, USA, ¹²Sierra Regional Spine Institute, Reno, NV, USA, ¹³Orthopedics International Spine, Seattle, WA, USA, ¹⁴Maryland Brain and Spine Center, Annapolis, MD, USA, ¹⁵Semmes-Murphey Clinic, Memphis, TN, USA, ¹⁶Manhattan Orthopaedics, P.C., New York, NY, USA, ¹⁷Kaiser Oakland Spine Surgery, Oakland, CA, USA, ¹⁸William Beaumont Hospital, Royal Oak, MI, USA

75. Loss of Lordosis and Loss of Segmental Height Do Not Affect Clinical Results Following ACDF: Secondary Endpoint Results from a Multicentric, Randomised Controlled Study
Tobias Pitzen, PhD; SRH Wald-Klinikum, Gera, Germany

Friday Best Papers
October 8, 2010
7:25 – 8:25 AM
Chapin Theater

139. SPORT Intervertebral Disc Herniation: Indications Matter Most
Adam M. Pearson, MD, MS, Jon Lurie, MD, MS, Tor Tosteson, ScD, Wenyan Zhao, MS, William Abdu, MD, MS, Sohail Mirza, MD, MPH, James N. Weinstein, DO, MS; Dartmouth Hitchcock Medical Center, Lebanon, NH, USA

140. Lumbar Disc Arthroplasty vs. Anterior Lumbar Interbody Fusion: Five-Year Outcomes for Patients in the Maverick® Disc IDE Study
Matthew F. Gornet, MD¹, Randall F. Dryer, MD², John H. Peloza, MD³, Francine W. Schranck, BSN¹; ¹The Orthopedic Center of St. Louis, St. Louis, MO, USA, ²Central Texas Spine Institute, Austin, TX, USA, ³Center for Spine Care, Dallas, TX, USA

141. Correlation of Early Pain and Long-Term Functional Results from a Multi-Center, Prospective, Randomized, Controlled FDA-IDE Vertebroplasty Trial
Hyun W. Bae, MD¹, Raymond Linovitz, MD², Philip Maurer, MD³, Pierce Nunley, MD⁴, Michael Schaufele, MD⁵, Louis Gilula, MD⁶, Allen L. Brook, MD⁷, William Marx, MD⁸, Mubin L. Syed, MD⁹, Federico Girardi, MD¹⁰, David A. Tahernia, MD¹¹, William Horsley, MD¹²; 1The Spine Institute, Santa Monica, CA, USA, ²Core Orthopedic Medical Center, PC, Encinitas, CA, USA, ³Pennsylvania Hospital, Philadelphia, PA, USA, ⁴The Spine Institute of Louisiana, Shreveport, LA, USA, ⁵Emory Orthopaedics and Spine Center, Atlanta, GA, USA, ⁶Washington University Medical Center, St. Louis, MO, USA, ⁷Montefiore Medical Center, Bronx, NY, USA, ⁸Mission Hospitals, Asheville, NC, USA, ⁹Radiology Physicians of Springfield, Kettering, OH, USA, ¹⁰Hospital for Special Surgery, New York, NY, USA, ¹¹Desert Orthopedics Center, Ranch Mirage, CA, USA, ¹²Scottsdale Medical Imaging, Scottsdale, AZ, USA

142. Same-Level Recurrent Disc Herniation after Lumbar Discectomy: Results of a Prospective Cohort Study with Two-Year Serial Imaging
Richard L. Lebow, MD¹, Owoicho Adogwa, MPH¹, Scott L. Parker, MD², Adrija Sharma¹, Joseph Cheng, MD¹, Matthew J. McGirt, MD¹; ¹Vanderbilt University, Nashville, TN, USA, ²The Johns Hopkins University, Baltimore, MD, USA

143. Analysis of Re-Operations after Lumbar Total Disc Replacement: Experience in 1,000 Consecutive Cases Beginning with First Case Experience of 11 Surgeons
Jack E. Zigler, MD¹, Richard D. Guyer, MD¹, Scott L. Blumenthal, MD¹, Donna D. Ohnmeiss, DrMed²; ¹Texas Back Institute, Plano, TX, USA, ²Texas Back Institute Research Foundation, Plano, TX, USA

144. Microsurgical Decompression vs. Microsurgical Decompression Plus Interspinous Stabilization in Lumbar Spinal Stenosis: A Prospective Comparison of 60 Patients
Henry F.H. Halm, MD, PhD¹, Alexander Richter², Marcus Quante¹; ¹Department of Spine Surgery, Neustadt, Germany, ²Wirbelsäulenzentrum Hamburg, AK St. Georg, Germany

145. Analysis of Adjacent Segment Re-Operation Following Lumbar Total Disc Replacement
Scott L. Blumenthal, MD¹, Scott Rainey, DO², Richard D. Guyer, MD¹, Jack E. Zigler, MD¹, Donna D. Ohnmeiss, DrMed²; ¹Texas Back Institute, Plano, TX, USA, ²Texas Back Institute Research Foundation, Plano, TX, USA

Saturday Best Papers
October 9, 2010
7:25 – 8:25 AM
Chapin Theater

207. Does Obesity Affect Outcomes in the Lumbar Spine Patient?
Jeffrey A. Rihn, MD¹, Kristen Radcliff, MD¹, Alan S. Hilibrand, MD¹, Wenyan Zhao, MS², Emily Blood, MS¹, Alexander R. Vaccaro, MD, PhD¹, Todd J. Albert, MD¹, James N. Weinstein, MS, DO¹; ¹Thomas Jefferson University Hospital, The Rothman Institute, Philadelphia, PA, USA, ²The Dartmouth Institute for Health Policy and Clinical Practice, Lebanon, NH, USA

208. Morbidity and Mortality Associated with the Operative Treatment of Disorders of the Pediatric Spine: A Report from the SRS M&M Committee
Kai-Ming Fu, MD, PhD¹, Justin Smith, MD, PhD¹, David Hamilton, MD¹, Joseph H. Perra, MD², David W. Polly, MD³, Christopher P. Ames, MD⁴, Sigurd H. Berven, MD⁵, Steven D. Glassman, MD⁶, D. Raymond Knapp, MD⁶, Christopher I. Shaffrey, MD¹, Scoliosis Research Society Morbidity and Mortality Committee⁷; ¹University of Virginia, Charlottesville, VA, USA, ²Twin Cities Spine Center, Minneapolois, MN, USA, ³University of Minnesota, Minneapolis, MN, USA, ⁴University of California-San Francisco, San Francisco, CA, USA, ⁵Kenton D. Leatherman Spine Center, Louisville, KY, USA, ⁶Orlando Health, Orlando, FL, USA, ⁷SRS, Milwaukee, WI, USA

209. Post-Operative Improvement in Health Related Quality of Life: A National Comparison of Surgical Treatment for Focal (1-2 Level) Lumbar Spinal Stenosis Compared to Total Joint Replacement for Osteoarthritis
Y. Raja Rampersaud, MD, FRCSC¹, Eugene Wai, MD, FRCSC², Edward Abraham, MD, FRCSC³, David Alexander, MD, FRCSC⁴, Raderrick Davey, MD, FRCSC¹, Marcel Dvorak, MD, FRCSC⁵, Joel Finkelstein, MD, FRCSC⁶, Charles Fisher, MD, FRCSC⁵, Rajiv Gandhi, MD, FRCSC¹, Stephen Lewis, MD, FRCSC¹, Nizar Mahomed, MD, FRCSC¹, William Oxner, MD, FRCSC⁴, Albert Yee, MD, FRCSC⁶; ¹University Health Network, Toronto Western Hospital, University of Toronto, Toronto, ON, Canada, ²Ottawa Hospital, Ottawa, ON, Canada, ³Atlantic Health Sciences Corporation, St. John’s, NB, Canada, ⁴QEII Health Sciences Center, Halifax, NS, Canada, ⁵Vancouver Coastal Health Research Institute, Vancouver, BC, Canada, ⁶Sunnybrook Health Sciences Center, Toronto, ON, Canada

210. Degenerative Spondylolisthesis Score (DS Score) as a Significant Predictor of the Development of DS in Female Cohort
Kiyoshi Aono, MD, Tetsuya Kobayashi, MD, Yuji Atsuta, MD, Takeo Matsuno, MD; Asahikawa Medical College, Asahikawa, Japan

211. Preoperative Health-Related Quality of Life Scores as Predictor of Clinical Outcomes after Degenerative Lumbar Surgery
Sabarul A. Mokhtar, MD, William R. Sears, FRACS; The Australian School of Advanced Medicine, Sydney, Australia

212. The Impact of Smoking on Functional Outcomes Measures Following Cervical Disc Arthroplasty
Patrick T. O'Leary, MD¹, Paul A. Anderson, MD², Rick Sasso, MD³, K. Daniel Riew, MD⁴; ¹Loyola University Medical Center, Maywood, IL, USA, ²University of Wisconsin, Madison, WI, USA, ³Indiana Spine Group, Indianapolis, IN, USA, ⁴Washington University, St. Louis, MO, USA

213. Complications Associated with BMP Use in 11,933 Cases of Spinal Fusion
Brian J. Williams, MD¹, Justin S. Smith, MD, PhD¹, Kai-Ming Fu, MD², David K. Hamilton, MD¹, Joseph Perra, MD³, David W. Polly Jr, MD⁴, Christopher Ames, MD⁵, Sigurd Berven, MD⁶, Steven D. Glassman, MD⁷, D. Raymond Knapp, MD⁸, Christopher I. Shaffrey, MD¹; ¹University of Virginia, Charlottesville, VA, USA, ²Univeristy of Virginia, Charlottesville, VA, USA, ³Minnesota Spine Center, Minneapolis, MN, USA, ⁴University of Minnesota, Minneapolis, MN, USA, ⁵University of California - San Francisco, San Franciso, CA, USA, ⁶University of California - San Francisco, San Francisco, CA, USA, ⁷University of Louisville, Louisville, KY, USA, ⁸Arnold Palmer Hospital, Orlando, FL, USA