1. Letter to the Editor

   • Ron El-Hawary
   • Behrooz A. Akbarnia

   EditorialNotes 30 December 2015 Pages: 105 - 106

2. Consensus Statement

   Announcement 30 December 2015 Pages: 107 - 107

3. Report from the 2014 Scoliosis Research Society Travelling Fellowship

   • Nasir A. Quraishi
   • Meric Enercan
   • D. Chopin

   Travelling Fellowship Report 30 December 2015 Pages: 108 - 113

4. Biomechanical Comparison of 2 Different Pedicle Screw Systems During the Surgical Correction of Adult Spinal Deformities

   • Mark Driscoll
   • Jean-Marc Mac-Thiong
   • Stefan Parent

   Biomechanics 30 December 2015 Pages: 114 - 121

5. Nerve Growth Factor and Estrogen Receptor mRNA Expression in Paravertebral Muscles of Patients With Adolescent Idiopathic Scoliosis: A Preliminary Study

   • Daisuke Kudo
   • Naohisa Miyakoshi
   • Yoichi Shimada

   Basic Science 30 December 2015 Pages: 122 - 127

6. Selection of the Lowest Level for Fusion in Adolescent Idiopathic Scoliosis—A Systematic Review and Meta-Analysis

   • Matthew Merriman
   • Calvin Hu
   • James Sanders

   Systematic Reviews 30 December 2015 Pages: 128 - 135

7. Patient-Reported Outcome Instruments in Pediatric Deformity Surgery: A Bibliometric Analysis

   • Holt S. Cutler
   • Javier Z. Guzman
   • Samuel K. Cho

   Systematic Reviews 30 December 2015 Pages: 136 - 143

8. Cumulative Radiation Exposure With EOS Imaging Compared With Standard Spine Radiographs

   • T. David Luo
   • Anthony A. Stans
   • A. Noelle Larson

   Case Series 30 December 2015 Pages: 144 - 150

9. Intra- and Inter-rater Reliability of Coronal Curvature Measurement for Adolescent Idiopathic Scoliosis Using Ultrasonic Imaging Method—A Pilot Study

   • Rui Zheng
   • Amanda C. Y. Chan
   • Edmond Lou

   Case Series 30 December 2015 Pages: 151 - 158

10. Safety and Efficacy of Power-Assisted Pedicle Tract Preparation and Screw Placement

    • Derek A. Seehausen
    • David L. Skaggs
    • Yashar Javidan

    Case Series 30 December 2015 Pages: 159 - 165

11. Increased Risk of Infection in Obese Adolescents After Pedicle Screw Instrumentation for Idiopathic Scoliosis

    • Chhavi Katyal
    • Seth Grossman
    • Vishal Sarwahi

    Case Series 30 December 2015 Pages: 166 - 171

12. The Influence of Lumbar Spinal Subtype on Lumbar Intervertebral Disc Degeneration in Young and Middle-Aged Adults

    • P. A. G. Torrie
    • G. McKay
    • I. J. Harding

    Case Series 30 December 2015 Pages: 172 - 179

13. Unintended Change of Physiological Lumbar Lordosis and Pelvic Tilt After Posterior Spinal Instrumentation and Fusion for Adolescent Idiopathic Scoliosis: How Much Is Too Much?

    • Hiroko Matsumoto
    • Nicholas D. Colacchio
    • Michael G. Vitale

    Case Series 30 December 2015 Pages: 180 - 187

14. Cobalt Chrome Spinal Constructs Trigger Airport Security Screening in 24% of Pediatric Patients

    • Regina P. Woon
    • Lindsay M. Andras
    • David L. Skaggs

    Case Series 30 December 2015 Pages: 188 - 191

15. Comparison of Anteroposterior to Posterior-Only Correction of Scheuermann’s Kyphosis: A Matched-Pair Radiographic Analysis of 92 Patients

    • Heiko Koller
    • Lawrence G. Lenke
    • Linda A. Koester

    Case Series 30 December 2015 Pages: 192 - 198

16. Revision Rate After Adult Deformity Surgery

    • Steven D. Glassman
    • John R. Dimar II
    • Leah Y. Carreon

    Case Series 30 December 2015 Pages: 199 - 203