1. Editorial

   • John E. Lonstein

   EditorialNotes 30 December 2018 Pages: 195 - 195

2. Editorial - CME Chair

   • David H. Clements III

   EditorialNotes 30 December 2018 Pages: 196 - 196

3. Educating Spine Surgeons

   • Kenneth M. C. Cheung

   Presidential address 30 December 2018 Pages: 197 - 200

4. Results of Bracing for Juvenile Idiopathic Scoliosis

   • Nanjundappa S. Harshavardhana
   • John E. Lonstein

   Case Series 30 December 2018 Pages: 201 - 206

5. Reliability of Three-Dimensional Spinal Modeling of Patients With Idiopathic Scoliosis Using EOS System

   • Aria Bagheri
   • Xue-Cheng Liu
   • Sergey Tarima

   OriginalPaper 30 December 2018 Pages: 207 - 212

6. The Relationship Between Apical Vertebral Rotation and Truncal Rotation in Adolescent Idiopathic Scoliosis Using 3D Reconstructions

   • Pawel P. Jankowski
   • Burt Yaszay
   • Peter O. Newton

   OriginalPaper 30 December 2018 Pages: 213 - 219

7. The Use of Arm Span as a Substitute for Height in Calculating Body Mass Index (BMI) for Spine Deformity Patients

   • Harriet Opoku
   • Theresa Yirerong
   • FOCOS Spine Research Group

   OriginalPaper 30 December 2018 Pages: 220 - 225

8. Predictors of Increased Hospital Stay in Adolescent Idiopathic Scoliosis Patients Undergoing Posterior Spinal Fusion: Analysis of National Database

   • Hiroyuki Yoshihara
   • Carl Paulino
   • Daisuke Yoneoka

   OriginalPaper 30 December 2018 Pages: 226 - 230

9. Anterior Spinal Fusion and Posterior Spinal Fusion Both Effectively Treat Lenke Type 5 Curves in Adolescent Idiopathic Scoliosis: A Multicenter Study

   • Courtney O’Donnell
   • Nicole Michael
   • Mark Erickson

   OriginalPaper 30 December 2018 Pages: 231 - 240

10. The Lumbar Gap Measurement in Lenke 1–4C Curves

    • Hong Zhang
    • B. Stephens Richards
    • Linfeng Wang

    OriginalPaper 30 December 2018 Pages: 241 - 249

11. Optimal Lowest Instrumented Vertebra for Thoracic Adolescent Idiopathic Scoliosis

    • Charla R. Fischer
    • Lawrence G. Lenke
    • Yongjung J. Kim

    OriginalPaper 30 December 2018 Pages: 250 - 256

12. Inter- and Intraobserver Reliability of Pelvic Obliquity Measurement Methods in Patients With Cerebral Palsy

    • M. Wade Shrader
    • Emily M. Andrisevic
    • William Wood

    OriginalPaper 30 December 2018 Pages: 257 - 262

13. Diagnosis of Spondylolysis and Spondylolisthesis Is Delayed Six Months After Seeing Nonorthopedic Providers

    • Ena Nielsen
    • Lindsay M. Andras
    • David L. Skaggs

    OriginalPaper 30 December 2018 Pages: 263 - 266

14. Assessment of Coronal Spinal Alignment for Adult Spine Deformity Cases After Intraoperative T Square Shaped Use

    • Swamy Kurra
    • Umesh Metkar
    • William F. Lavelle

    OriginalPaper 30 December 2018 Pages: 267 - 272

15. Two-Level Osteotomy for Correcting Severe Ankylosing Spondylitis Kyphosis: Radiologic Outcomes of Different Osteotomy Position-Selection Strategy for Different Type of Patients

    • Chao Liu
    • Guoquan Zheng
    • Yan Wang

    OriginalPaper 30 December 2018 Pages: 273 - 281

16. Transpedicular Decompression/Debridement and Posterior Spinal Fusion With Instrumentation for Single-Level Thoracic Spinal Tuberculosis With Myelopathy—Is Anterior Column Reconstruction Necessary?

    • Saumyajit Basu
    • Krishna Chaitanya Kondety

    OriginalPaper 30 December 2018 Pages: 282 - 289

17. Cadaveric Study of the Safety and Device Functionality of Magnetically Controlled Growing Rods After Exposure to Magnetic Resonance Imaging

    • Selina Poon
    • Yen Hsun Chen
    • Daniel A. Grande

    Early Onset Scoliosis 30 December 2018 Pages: 290 - 298

18. Surgeon Survey Shows No Adverse Events With MRI in Patients With Magnetically Controlled Growing Rods (MCGRs)

    • Regina P. Woon
    • Lindsay M. Andras
    • Growing Spine Study Group

    OriginalPaper 30 December 2018 Pages: 299 - 302

19. Expert Consensus and Equipoise: Planning a Randomized Controlled Trial of Magnetically Controlled Growing Rods

    • Nicholas Feinberg
    • Hiroko Matsumoto
    • Michael G. Vitale

    OriginalPaper 30 December 2018 Pages: 303 - 307

20. Decision Making of Graduation in Patients With Early-Onset Scoliosis at the End of Distraction-Based Programs: Risks and Benefits of Definitive Fusion

    • Javier Pizones
    • Mar Pérez Martín-Buitrago
    • Francisco Javier Sánchez Pérez-Grueso

    OriginalPaper 30 December 2018 Pages: 308 - 313

21. Radiographic Outcome Differences in Distraction-Based Growing Rod Constructs Using Tandem Versus Wedding Band Connectors

    • Matthew E. Oetgen
    • Allison Matthews
    • Growing Spine Study Group

    OriginalPaper 30 December 2018 Pages: 314 - 319

22. Construct Levels to Anchored Levels Ratio and Rod Diameter Are Associated With Implant-Related Complications in Traditional Growing Rods

    • Pooria Hosseini
    • Behrooz A. Akbarnia
    • Growing Spine Study Group

    OriginalPaper 30 December 2018 Pages: 320 - 326

23. Growth-Friendly Surgery Is Effective at Treating Early-Onset Scoliosis Associated With Goldenhar Syndrome

    • Braydon Connell
    • Jonathan J. Oore
    • Growing Spine Study Group

    OriginalPaper 30 December 2018 Pages: 327 - 333

24. Letter to Editor: Strain in Posterior Instrumentation Resulted by Different Combinations of Posterior and Anterior Devices for Long Spine Fusion Constructs

    • Anna G. U. S. Newcomb
    • Jay D. Turner
    • Brian P. Kelly

    Letters to the Editor 30 December 2018 Pages: 334 - 335

25. Reply to Letter to Editor: Strain in Posterior Instrumentation Resulted by Different Combinations of Posterior and Anterior Devices for Long Spine Fusion Constructs

    • Christopher J. Kleck
    • Damian Illing
    • Evalina L. Burger

    Letters to the Editor 30 December 2018 Pages: 335 - 340