(AB-8) Specialty Breakout 5: Spinal Deformity Abstracts

Moderator(s)

• 

  Benjamin Elder, MD, PhD

  Neurosurgeon
  Mayo Clinic
  Rochester, MN, US
• 

  Andrew Chan, MD

  Assistant Professor of Neurological Surgery
  Columbia University Irving Medical Center
  New York, NY, US

Presentations:

• 7:02 AM – 7:04 AM PST

  A Comparative Analysis of the Development of Thoracic Decompensation in Distinction from Proximal Junctional Kyphosis in Response to Adult Spinal Deformity Corrective Surgery
  

  Presenting Author: Pawel P. Jankowski, MD – Hoag Neurosciences Institute

  Co-Author: Peter G. Passias, MD – NYU Langone Health

  Co-Author: Christopher P. Ames, MD – University of California, San Francisco

  Co-Author: Shay Bess, MD – Denver International Spine Center

  Co-Author: Alan H. Daniels, MD – Alpert Medical School of Brown University

  Co-Author: Bassel Diebo, MD – Brown University

  Co-Author: Robert K. Eastlack, MD – Scripps Clinic

  Co-Author: Jeffrey L. Gum, MD – Leatherman Spine Center

  Co-Author: D. Kojo Hamilton, MD – University of Pittsburgh School of Medicine

  Co-Author: Michael P. Kelly, MD – Rady Children's Hospital

  Co-Author: Renaud Lafage, MS – Department of Orthopaedics, Lenox Hill Hospital, Northwell Health, New York, NY

  Co-Author: Gregory M. Mundis, Jr., MD (he/him/his) – San Diego Spine

  Co-Author: Pierce D. Nunley, MD – Louisiana Spine Institute

  Co-Author: Oluwatobi O. O. Onafowokan, BMBS, MSc – NYU Langone Health

  Co-Author: Themistocles S. Protopsaltis, MD – Dept. of Orthopedic Surgery, NYU Langone Health

  Co-Author: Justin Scheer, MD – UCSF

  Co-Author: Frank J. Schwab, MD – Lenox Hill Hospital Department of Orthopaedic Surgery

  Co-Author: Christopher I. Shaffrey, MD – Duke University Medical Center

  Co-Author: Justin S. Smith, MD, PhD – Department of Neurosurgery, University of Virginia

  Co-Author: Alex Soroceanu, MD, FRCS(C), MPH – University of Calgary

  Co-Author: Shaleen Vira, MD – Banner University Medical Center
• 7:04 AM – 7:06 AM PST

  Postoperative Complications in Posterior Spinal Fusion can be accurately predicted by Artificial Intelligence based on Preoperative and Intraoperative Characteristics
  

  Presenting Author: Mert Marcel Dagli, MD (he/him/his) – University of Pennsylvania Perelman School of Medicine

  Co-Author: John Arena, MD – University of Pennsylvania

  Co-Author: Yohannes Ghenbot, MD – University of Pennsylvania

  Co-Author: Felix Conrad Oettl, MD – Hospital for Special Surgery

  Co-Author: Ali Ozturk, MD – University of Pennsylvania Perelman School of Medicine

  Co-Author: Gabrielle Santangelo, MD – University of Pennsylvania Perelman School of Medicine

  Co-Author: Connor Wathen, MD – University of Pennsylvania Perelman School of Medicine

  Co-Author: William Welch, MD – University of Pennsylvania Perelman School of Medicine

  Co-Author: Jang W. Yoon, MD – University of Pennsylvania Perelman School of Medicine
• 7:08 AM – 7:10 AM PST

  The Impact of Malnutrition on Surgical Outcomes in Posterior Arthrodesis for Scoliosis: A TrinetX Study
  

  Presenting Author: Nischal Acharya, BSc (he/him/his) – University of California, Irvine - Department of Neurological Surgery

  Co-Author: Jessica K. Campos, MD – University of California - Department of Neurological Surgery

  Co-Author: Pirooz Fereydouni, BSc – UC Irvine School of Medicine

  Co-Author: Michael Oh, MD – University of California, Irvine

  Co-Author: Bryce Picton, B.S. – UC Irvine School of Medicine
• 7:10 AM – 7:12 AM PST

  Evaluating the Origins of Coronal Malalignment Prior to Adult Spinal Deformity Surgery: How Does Prior Lumbar Fusion Surgery Affect Presentation and Correction?
  

  Presenting Author: Iyan Younus, MD – Vanderbilt University Medical Center

  Co-Author: Hani Chanbour, MD – Department of Neurological Surgery, Vanderbilt University Medical Center, Nashville, TN

  Co-Author: Amir Abtahi, MD – Department of Orthopedic Surgery, Vanderbilt University Medi

  Co-Author: Jeffrey W. Chen, PGY1 – Baylor college of medicine

  Co-Author: Graham W. Johnson, PhD – Vanderbilt University

  Co-Author: Soren Jonzzon, MD – Department of Neurological Surgery, Vanderbilt University Medical Center, Nashville, TN

  Co-Author: David Liles, MD – Vanderbilt University Medical Center

  Co-Author: Byron Stephens, MD – Vanderbilt University School of Medicine

  Co-Author: Adam Wegner, MD – Orthovirginia

  Co-Author: Scott L. Zuckerman, MD, MPH (he/him/his) – Vanderbilt University Medical Center
• 7:12 AM – 7:14 AM PST

  When Does the Global Alignment and Proportion (GAP) Score Fail?: Comprehensive Assessment of Mechanical Failure in Patients Meeting Post-Operative Global Alignment and Proportionality Targets
  

  Presenting Author: Ankita Das, n/a – NYU Langone Health

  Co-Author: Pooja Dave, n/a – NYU Langone Health

  Co-Author: D. Kojo Hamilton, MD – University of Pittsburgh School of Medicine

  Co-Author: Pawel P. Jankowski, MD – Hoag Neurosciences Institute

  Co-Author: Nathan Kim, MD – NYU Langone Health

  Co-Author: Renaud Lafage, MS – Department of Orthopaedics, Lenox Hill Hospital, Northwell Health, New York, NY

  Co-Author: Virginie Lafage, MD – Lenox Hill Hospital

  Co-Author: Jordan Lebovic, MD – NYU Langone Hospital

  Co-Author: Nathan Lorentz, MD – NYU Langone Health

  Co-Author: Jamshaid M. Mir, MD – NYU Langone Health

  Co-Author: Oluwatobi O. O. Onafowokan, BMBS, MSc – NYU Langone Health

  Co-Author: Djani Robertson, MD – NYU Langone Health

  Co-Author: Andrew Schoenfeld, MD MSc – Brigham and Women's Hospital

  Co-Author: Justin S. Smith, MD, PhD – Department of Neurosurgery, University of Virginia
• 7:14 AM – 7:16 AM PST

  Safety-Net Hospital Status May Portend Adverse Outcomes Following Posterior Spinal Fusion for Adolescent Idiopathic Scoliosis
  

  Presenting Author: Aladine A. Elsamadicy, M.D. – Yale School of Medicine

  Co-Author: Samuel Craft, M.S. – Yale School of Medicine

  Co-Author: Michael DiLuna, M.D. – Yale School of Medicine

  Co-Author: Astrid C. Hengartner, B.S. – Yale School of Medicine

  Co-Author: Sumaiya Sayeed, B.S. – Yale School of Medicine

  Co-Author: Josiah J. Z. Sherman, B.S. – Yale School of Medicine
• 7:16 AM – 7:18 AM PST

  What Factors Predict the Best Outcomes for Elderly Patients Operated for Grade 1 Degenerative Lumbar Spondylolisthesis? A Machine Learning Analysis from the Quality Outcomes Database
  

  Presenting Author: Andrew K. Chan, MD – Columbia University Irving Medical Center

  Co-Author: Eunice Yang, BS (she/her/hers) – Department of Neurological Surgery, Columbia University

  Co-Author: Nitin Agarwal, MD (he/him/his) – University of Pittsburgh Department of Neurosurgery

  Co-Author: Anthony L. Asher, MD (he/him/his) – Neuroscience Institute, Carolina Neurosurgery & Spine Associates

  Co-Author: Erica F. Bisson, MD, MPH – University of Utah

  Co-Author: Mohamad Bydon, MD – Department of Neurologic Surgery, Mayo Clinic, Rochester, MN 55902, USA

  Co-Author: Dean Chou, MD – Columbia University

  Co-Author: Domagoj Coric, MD – Carolina Neurosurgery & Spine Associates

  Co-Author: Kevin T. Foley, MD – Semmes-Murphey Neurologic and Spine Institute, University of Tennessee

  Co-Author: Kai-Ming Fu, MD, PhD – Weill Cornell Medical Center

  Co-Author: Steven D. Glassman, MD (he/him/his) – Norton Leatherman Spine Center

  Co-Author: Jian Guan, MD – Department of Neurological Surgery, University of Utah, Salt Lake City, Utah

  Co-Author: Regis William Haid, Jr., MD – Atlanta Brain and Spine

  Co-Author: John Knightly, MD, FAANS (he/him/his) – AANS

  Co-Author: Giorgos D. Michalopoulos, MD (he/him/his) – Department of Neurologic Surgery, Mayo Clinic, Rochester, MN 55902, USA

  Co-Author: Praveen V. Mummaneni, MD, MBA – Department of Neurological Surgery, University of California, San Francisco

  Co-Author: Paul Park, MD – Semmes Murphey Clinic

  Co-Author: Eric Potts, MD – Goodman Campbell Brain and Spine

  Co-Author: Christopher I. Shaffrey, MD – Duke University Medical Center

  Co-Author: Mark Shaffrey, MD – University of Virginia

  Co-Author: Jonathan R. Slotkin, MD – Geisinger Health

  Co-Author: Michael S. Virk, MD, PhD – Weill Cornell Medical Center

  Co-Author: Michael Y. Wang, MD – University of Miami
• 7:18 AM – 7:20 AM PST

  Limb Length Discrepancy and Pelvic Obliquity Rates in Patients Undergoing Spinal Fusion
  

  Presenting Author: Jason J. Haselhuhn, DO – University of Minnesota

  Co-Author: David W. Polly, Jr., MD – University of Minnesota

  Co-Author: Bishop Anyiwe, PA-C – University of Minnesota Department of Orthopedic Surgery

  Submitter: Neill Hatcher, Jr. – University of Minnesota Department of Orthopedic Surgery

  Co-Author: Paul Brian Soriano, MD – University of Minnesota Department of Orthopedic Surgery

  Co-Author: Thomas Warfield, Jr., BS – University of Minnesota School of Medicine
• 7:20 AM – 7:22 AM PST

  Comparative Analysis of Utilization of Artificial Intelligence in Minimally-Invasive Adult Spinal Deformity Surgery
  

  Presenting Author: Pawel P. Jankowski, MD – Hoag Neurosciences Institute

  Co-Author: Peter G. Passias, MD – NYU Langone Health

  Co-Author: Nima Alan, MD – University of San Fransisco

  Co-Author: Ankita Das, n/a – NYU Langone Health

  Co-Author: Pooja Dave, n/a – NYU Langone Health

  Co-Author: Jordan Lebovic, MD – NYU Langone Hospital

  Co-Author: Jamshaid M. Mir, MD – NYU Langone Health

  Co-Author: Oluwatobi O. O. Onafowokan, BMBS, MSc – NYU Langone Health

  Co-Author: Djani Robertson, MD – NYU Langone Health

  Co-Author: Andrew Schoenfeld, MD MSc – Brigham and Women's Hospital

  Co-Author: Peter S. Tretiakov, n/a – NYU Langone Health
• 7:22 AM – 7:24 AM PST

  Current trends in pelvic fixation in adult spinal deformity surgery
  

  Co-Author: Jamshaid M. Mir, MD – NYU Langone Health

  Presenting Author: Jay D. Turner, MD, PhD – Barrow Neurological Institute

  Co-Author: Shay Bess, MD – Denver International Spine Center

  Co-Author: Thomas Buell, MD (he/him/his) – University of Pittsburgh Medical Center

  Co-Author: Douglas C. Burton, MD – University of Kansas Medical Center

  Co-Author: Alan H. Daniels, MD – Alpert Medical School of Brown University

  Co-Author: Joseph DiDomenico, MD – Barrow Neurological Institute

  Co-Author: Robert K. Eastlack, MD – Scripps Clinic

  Co-Author: S. Harrison Farber, MD – Barrow Neurological Institute

  Co-Author: Jeffrey L. Gum, MD – Leatherman Spine Center

  Co-Author: Eric Klineberg, MD – University of Texas Houston

  Co-Author: Lawrence G. Lenke, MD – Columbia University

  Co-Author: Jeffrey Mullin, MD – University of Buffalo

  Co-Author: Praveen V. Mummaneni, MD, MBA – Department of Neurological Surgery, University of California, San Francisco

  Co-Author: Gregory M. Mundis, Jr., MD (he/him/his) – San Diego Spine

  Co-Author: Peter G. Passias, MD – NYU Langone Health

  Co-Author: Alexander J. Schupper, MD – Mount Sinai Health System

  Co-Author: Christopher I. Shaffrey, MD – Duke University Medical Center

  Co-Author: Mohamed AR Soliman, MD, MSc, PhD – University of Buffalo

  Co-Author: Juan S. Uribe, MD – Barrow Neurological Insitute
• 7:24 AM – 7:26 AM PST

  Leveraging Machine Learning for Predicting Back/Leg Pain and ODI: Reevaluating Fractional Curve Factors
  

  Presenting Author: Ken Porche, MD – University of Utah

  Co-Author: Vyshak Chandra, MD – University of Florida

  Co-Author: Daniel Hoh, MD – University of Florida

  Co-Author: Yusuf Mehkri (he/him/his) – University of Florida

  Co-Author: Yasmeen Murtaza – University of Florida
• 7:26 AM – 7:28 AM PST

  Augmented Reality versus Freehand Spinopelvic Fixation in Spinal Deformity: A Case-Control Study
  

  Presenting Author: Melanie Alfonzo Horowitz, BA (she/her/hers) – Department of Neurosurgery, Johns Hopkins Hospital

  Co-Author: Jovanna A. Tracz, n/a – Johns Hopkins Department of Neurosurgery

  Co-Author: Tej D. Azad, MD, MS – Department of Neurosurgery, The Johns Hopkins University School of Medicine

  Co-Author: Brendan F. Judy, MD – Johns Hopkins Department of Neurosurgery

  Co-Author: Jawad Khalifeh, MD – Johns Hopkins Department of Neurosurgery

  Co-Author: Majid Khan, MD – Johns Hopkins Department of Neurosurgery

  Co-Author: Timothy Witham, MD – Johns Hopkins University
• 7:28 AM – 7:30 AM PST

  Retrospective Review of the Early Outcomes in Hybrid Spine Fixation for Adolescent/Juvenile Idiopathic Scoliosis: Posterior Spinal Fusion Combined with Anterior Vertebral Body Tethering
  

  Presenting Author: Alexander J. Schupper, MD – Mount Sinai Health System

  Co-Author: Daniel Cherian, MD – Shriners Hospital for Children

  Co-Author: Steven Hwang, MD – Shriners Children’s-Philadelphia

  Co-Author: Zan Naseer, MD – Shriners Hospital for Children

  Co-Author: Joshua Pahys, MD – shrin

  Co-Author: Amer Samdani, MD – Shriners Hospital for Children

  Co-Author: Alan Stein, MD – Shriners Hospital for Children
• 7:30 AM – 7:32 AM PST

  Complication Rates and Outcome measures between Intradiscal Osteotomy and Pedicle Subtraction Osteotomy in Adult Spinal Deformity.
  

  Presenting Author: Cesar M. Carballo-Cuello, MD – University of South Florida

  Co-Author: Puya Alikhani, MD, FAANS – Department of Neurosurgery and Brain Repair, University of South Florida

  Co-Author: Gabriel Flores Milan – University of South Florida

  Co-Author: Elliot Pressman, MD – University of South Florida

  Co-Author: Casey Ryan, MD – University of South Florida

  Co-Author: Adolfo Viloria Hidalgo, MD (he/him/his) – Department of Neurosurgery and Brain Repair, University of South Florida
• 7:32 AM – 7:34 AM PST

  Chronological age does not improve the accuracy of a mixed-effect model using comorbidity burden and frailty to predict 90-day readmission after surgery for degenerative scoliosis
  

  Presenting Author: Shane Shahrestani, MD, PhD – Cedars-Sinai Medical Center

  Co-Author: Ram Kiran Alluri, MD – University of Southern California

  Co-Author: Nolan J. Brown, MBA – UC Irvine

  Co-Author: Lawrence K. Chung, MD – University of Southern California

  Co-Author: Raymond Hah, MD – University of Southern California

  Co-Author: Jon Liu, MD – USC Neurosurgery

  Co-Author: Ryan C. Liu – University of Southern California

  Co-Author: Sofia Reese – University of Southern California

  Co-Author: Michael Safaee, MD – University of Southern California
• 7:34 AM – 7:36 AM PST

  Reduction in Flexion-Extension Motion After Occipitocervical and C1-2 Posterior Spinal Instrumentation and Fusion in Children
  

  Presenting Author: Hammad A. Khan, MD – NYU Langone

  Co-Author: Richard C. E. Anderson, MD – NYU Langone Health, Department of Neurosurgery

  Co-Author: Jennifer Bauer, MD – Seattle Children’s Hospital, Pediatric Orthopaedics Program

  Co-Author: Douglas Brockmeyer, MD (he/him/his) – University of Utah

  Co-Author: Yosef Dastagirzada, MD – NYU Langone Health, Department of Neurosurgery

  Co-Author: David Harter, MD – NYU Langone Health Department of Neurosurgery, Division of Pediatric Neurosurgery

  Co-Author: David B. Kurland, MD, PHD – NYU Langone Department of Neurosurgery

  Co-Author: Sean Lew, MD – Medical College of Wisconsin, Department of Neurosurgery

  Co-Author: Jonathan Martin, MD – Connecticut Children's

  Co-Author: Matthew Oetgen, MD – Children's National Medical Center, Department of Orthopaedic Surgery and Sports Medicine

  Co-Author: Joshua Pahys, MD – shrin

  Co-Author: Juan Carlos Rodriguez-Olaverri, MD – NYU Langone Medical Center
• 7:36 AM – 7:38 AM PST

  Does LLIF Malalign Patients With Convex Coronal Malalignment? An Analysis of the Obeid Coronal Malalignment Classification
  

  Co-Author: Dean Chou, MD – Columbia University

  Co-Author: Timothy J. Yee, MD – Department of Neurological Surgery, University of California, San Francisco

  Co-Author: Neel Anand, MD (he/him/his) – Cedars Sinai Medical Center

  Co-Author: Shay Bess, MD – Denver International Spine Center

  Co-Author: Andrew K. Chan, MD – Columbia University Irving Medical Center

  Co-Author: Robert K. Eastlack, MD – Scripps Clinic

  Co-Author: Richard G. Fessler, MD, PhD – Rush University Medical Center

  Co-Author: Kai-Ming Fu, MD, PhD – Weill Cornell Medical Center

  Co-Author: Adam S. Kanter, MD – Hoag Specialty Clinic

  Co-Author: Vivian P. Le, MPH – University of California, San Francisco

  Co-Author: Praveen V. Mummaneni, MD, MBA – Department of Neurological Surgery, University of California, San Francisco

  Co-Author: Gregory M. Mundis, Jr., MD (he/him/his) – San Diego Spine

  Co-Author: Pierce D. Nunley, MD – Louisiana Spine Institute

  Co-Author: David O. Okonkwo, MD, PhD – Department of Neurological Surgery, University of Pittsburgh Medical Center

  Co-Author: Paul Park, MD – Semmes Murphey Clinic

  Co-Author: Peter G. Passias, MD – NYU Langone Health

  Co-Author: Christopher I. Shaffrey, MD – Duke University Medical Center

  Co-Author: Jay D. Turner, MD, PhD – Barrow Neurological Institute

  Co-Author: Juan S. Uribe, MD – Barrow Neurological Insitute

  Co-Author: Michael Y. Wang, MD – University of Miami

  Presenting Author: Vijay L. Letchuman, MD – UCSF
• 7:38 AM – 7:40 AM PST

  Waiting on a Response: A Full Body Analysis of Patients Maintaining Pelvic Compensation Following Adult Spinal Deformity Corrective Surgery
  

  Presenting Author: Praveen V. Mummaneni, MD, MBA – Department of Neurological Surgery, University of California, San Francisco

  Co-Author: Peter G. Passias, MD – NYU Langone Health

  Co-Author: Nima Alan, MD – University of San Fransisco

  Co-Author: Ankita Das, n/a – NYU Langone Health

  Co-Author: Pooja Dave, n/a – NYU Langone Health

  Co-Author: Matthew Galetta, MD – NYU Langone Health

  Co-Author: Burhan Janjua, MD – Mercy Health

  Co-Author: Pawel P. Jankowski, MD – Hoag Neurosciences Institute

  Co-Author: Nathan Kim, MD – NYU Langone Health

  Co-Author: Renaud Lafage, MS – Department of Orthopaedics, Lenox Hill Hospital, Northwell Health, New York, NY

  Co-Author: Virginie Lafage, MD – Lenox Hill Hospital

  Co-Author: Jordan Lebovic, MD – NYU Langone Hospital

  Co-Author: Nathan Lorentz, MD – NYU Langone Health

  Co-Author: Jamshaid M. Mir, MD – NYU Langone Health

  Co-Author: Oluwatobi O. O. Onafowokan, BMBS, MSc – NYU Langone Health

  Co-Author: Stephane Owusu-Sarpong, MD – NYU Langone Health

  Co-Author: Andrew Schoenfeld, MD MSc – Brigham and Women's Hospital

  Co-Author: Justin S. Smith, MD, PhD – Department of Neurosurgery, University of Virginia

  Co-Author: Peter S. Tretiakov, n/a – NYU Langone Health

  Co-Author: Tyler K. Williamson, DO (he/him/his) – UT Health San Antonio
• 7:40 AM – 7:42 AM PST

  Patients Undergoing Primary L4-S1 Decompression and Fusion Surgery: Are We Giving Them Enough Lordosis or Setting Them up for Future Surgery?
  

  Co-Author: Hani Chanbour, MD – Department of Neurological Surgery, Vanderbilt University Medical Center, Nashville, TN

  Co-Author: Soren Jonzzon, MD – Department of Neurological Surgery, Vanderbilt University Medical Center, Nashville, TN

  Co-Author: Amir Abtahi, MD – Department of Orthopedic Surgery, Vanderbilt University Medi

  Co-Author: joon hyeok Choi, n/a – vanderbilt university

  Co-Author: David Liles, MD – Vanderbilt University Medical Center

  Co-Author: Byron Stephens, MD – Vanderbilt University School of Medicine

  Co-Author: Adam Wegner, MD – Orthovirginia

  Co-Author: Iyan Younus, MD – Vanderbilt University Medical Center

  Co-Author: Scott L. Zuckerman, MD, MPH (he/him/his) – Vanderbilt University Medical Center

  Presenting Author: Ranbir Ahluwalia, MD – Vanderbilt University Medical Center
• 7:42 AM – 7:44 AM PST

  Artificial Intelligence Accurately Predicts Intensive Care Unit Length of Stay in Posterior Spinal Fusion for Adult Spinal Deformity
  

  Presenting Author: Mert Marcel Dagli, MD (he/him/his) – University of Pennsylvania Perelman School of Medicine

  Co-Author: John Arena, MD – University of Pennsylvania

  Co-Author: Yohannes Ghenbot, MD – University of Pennsylvania

  Co-Author: Felix Conrad Oettl, MD – Hospital for Special Surgery

  Co-Author: Ali Ozturk, MD – University of Pennsylvania Perelman School of Medicine

  Co-Author: Gabrielle Santangelo, MD – University of Pennsylvania Perelman School of Medicine

  Co-Author: Connor Wathen, MD – University of Pennsylvania Perelman School of Medicine

  Co-Author: William Welch, MD – University of Pennsylvania Perelman School of Medicine

  Co-Author: Jang W. Yoon, MD – University of Pennsylvania Perelman School of Medicine
• 7:44 AM – 7:46 AM PST

  Major Complication and Reoperation Rates in Elderly vs. Younger Patients Undergoing Circumferential Minimally-Invasive Spinal Deformity Surgery: a Prospective, Multi-center Assessment
  

  Co-Author: Jamshaid M. Mir, MD – NYU Langone Health

  Presenting Author: Alexander Dru, MD – Semmes-Murphey Neurologic and Spine Institute, University of Tennessee

  Co-Author: Neel Anand, MD (he/him/his) – Cedars Sinai Medical Center

  Co-Author: Dean Chou, MD – Columbia University

  Co-Author: Robert K. Eastlack, MD – Scripps Clinic

  Co-Author: Richard G. Fessler, MD, PhD – Rush University Medical Center

  Co-Author: Kai-Ming Fu, MD, PhD – Weill Cornell Medical Center

  Co-Author: Adam S. Kanter, MD – Hoag Specialty Clinic

  Co-Author: Vivian P. Le, MPH – University of California, San Francisco

  Co-Author: Praveen V. Mummaneni, MD, MBA – Department of Neurological Surgery, University of California, San Francisco

  Co-Author: Gregory M. Mundis, Jr., MD (he/him/his) – San Diego Spine

  Co-Author: Pierce D. Nunley, MD – Louisiana Spine Institute

  Co-Author: David O. Okonkwo, MD, PhD – Department of Neurological Surgery, University of Pittsburgh Medical Center

  Co-Author: Paul Park, MD – Semmes Murphey Clinic

  Co-Author: Peter G. Passias, MD – NYU Langone Health

  Co-Author: Khoi D. Than, MD (he/him/his) – Department of Neurosurgery, Duke University Hospital

  Co-Author: Juan S. Uribe, MD – Barrow Neurological Insitute

  Co-Author: Michael Y. Wang, MD – University of Miami

  Co-Author: Carl Youseff, MD – Semmes-Murphey Clinic
• 7:46 AM – 7:48 AM PST

  Comparing Outcomes Following Posterior Cervical Spine Fusions of Three or More Levels using Two Different Head Positioning Systems
  

  Presenting Author: Jason J. Haselhuhn, DO – University of Minnesota

  Co-Author: Jonathan N. Sembrano, MD (he/him/his) – University of Minnesota - Department of Orthopedic Surgery

  Submitter: Neill Hatcher, Jr. – University of Minnesota Department of Orthopedic Surgery

  Co-Author: Kari Odland, DAT – University of Minnesota Department of Orthopedic Surgery

  Co-Author: Paul Brian Soriano, MD – University of Minnesota Department of Orthopedic Surgery
• 7:48 AM – 7:50 AM PST

  Persistent Lower Extremity Compensation for Sagittal Imbalance Following Surgical Correction of Complex Adult Spinal Deformity: A Radiographic Analysis of Early Impact
  

  Presenting Author: Tyler K. Williamson, DO (he/him/his) – UT Health San Antonio

  Co-Author: Oluwatobi O. O. Onafowokan, BMBS, MSc – NYU Langone Health

  Co-Author: Nima Alan, MD – University of San Fransisco

  Co-Author: Ankita Das, n/a – NYU Langone Health

  Co-Author: Pooja Dave, n/a – NYU Langone Health

  Co-Author: Matthew Galetta, MD – NYU Langone Health

  Co-Author: Burhan Janjua, MD – Mercy Health

  Co-Author: Pawel P. Jankowski, MD – Hoag Neurosciences Institute

  Co-Author: Renaud Lafage, MS – Department of Orthopaedics, Lenox Hill Hospital, Northwell Health, New York, NY

  Co-Author: Virginie Lafage, MD – Lenox Hill Hospital

  Co-Author: Oluwatomi Lanre-Amos, MD – NYU Langone Hospital

  Co-Author: Nathan Lorentz, MD – NYU Langone Health

  Co-Author: Jamshaid M. Mir, MD – NYU Langone Health

  Co-Author: Stephane Owusu-Sarpong, MD – NYU Langone Health

  Co-Author: Peter G. Passias, MD – NYU Langone Health

  Co-Author: Andrew Schoenfeld, MD MSc – Brigham and Women's Hospital

  Co-Author: Justin S. Smith, MD, PhD – Department of Neurosurgery, University of Virginia

  Co-Author: Peter S. Tretiakov, n/a – NYU Langone Health
• 7:50 AM – 7:52 AM PST

  Comparative Analysis of Vertebral CSA at L3 and L4 Levels in Relation to Modified Frailty Index in Spinal Surgery
  

  Presenting Author: Chukwuebuka Achebe (he/him/his) – Hospital For Special Surgery/Weill Cornell Medical College

  Co-Author: Myles R J Allen, MBChB – Hospital for Special Surgery

  Co-Author: Takashi Hirase, MD – Hospital for Special Surgery

  Co-Author: Han Jo Kim, MD (he/him/his) – Hospital for Special Surgery

  Co-Author: Francis C. Lovecchio, MD – Hospital for Special Surgery

  Co-Author: Hiroyuki Nakarai, MD – Hospital for Special Surgery
• 7:52 AM – 7:54 AM PST

  A Comparison of Dysphagia Rates of Long Segment Anterior vs Posterior Cervical Fusion
  

  Presenting Author: Vincent Alentado, M.D. – Goodman Campbell Brain and Spine

  Co-Author: Michael J. Visconti – Goodman Campbell Brain and Spine

  Co-Author: Eric Potts, MD – Goodman Campbell Brain and Spine
• 7:54 AM – 7:56 AM PST

  Incidence of Revision Surgery Within Five Years of the Index Procedure for Grade 1 Spondylolisthesis: An analysis from the QOD Spondylolisthesis Data
  

  Presenting Author: Jacob Birlingmair, MD – Norton Leatherman Spine Center

  Co-Author: Leah Carreon, MD, MSc – Norton Leatherman Spine Center

  Co-Author: Anthony L. Asher, MD (he/him/his) – Neuroscience Institute, Carolina Neurosurgery & Spine Associates

  Co-Author: Erica F. Bisson, MD, MPH – University of Utah

  Co-Author: Mohamad Bydon, MD – Department of Neurologic Surgery, Mayo Clinic, Rochester, MN 55902, USA

  Co-Author: Andrew K. Chan, MD – Columbia University Irving Medical Center

  Co-Author: Dean Chou, MD – Columbia University

  Co-Author: Domagoj Coric, MD – Carolina Neurosurgery & Spine Associates

  Co-Author: Mladen Djurasovic, MD – Norton Leatherman Spine Center

  Co-Author: Kevin T. Foley, MD – Semmes-Murphey Neurologic and Spine Institute, University of Tennessee

  Co-Author: Kai-Ming Fu, MD, PhD – Weill Cornell Medical Center

  Co-Author: Steven D. Glassman, MD (he/him/his) – Norton Leatherman Spine Center

  Co-Author: Regis William Haid, Jr., MD – Atlanta Brain and Spine

  Co-Author: John Knightly, MD, FAANS (he/him/his) – AANS

  Co-Author: Vivian P. Le, MPH – University of California, San Francisco

  Co-Author: Praveen V. Mummaneni, MD, MBA – Department of Neurological Surgery, University of California, San Francisco

  Co-Author: Paul Park, MD – Semmes Murphey Clinic

  Co-Author: Eric Potts, MD – Goodman Campbell Brain and Spine

  Co-Author: Christopher I. Shaffrey, MD – Duke University Medical Center

  Co-Author: Mark Shaffrey, MD – University of Virginia

  Co-Author: Jonathan R. Slotkin, MD – Geisinger Health

  Co-Author: Michael S. Virk, MD, PhD – Weill Cornell Medical Center

  Co-Author: Michael Y. Wang, MD – University of Miami
• 7:56 AM – 7:58 AM PST

  Return to Sporting Activities Following Long Fusions to the Sacrum in Adult Spinal Deformity
  

  Presenting Author: Omri Maayan, BS (he/him/his) – Hospital for Special Surgery

  Co-Author: Izzet Akosman, BS – Hospital for Special Surgery

  Co-Author: Leah Andrews, BS – Hospital for Special Surgery

  Co-Author: Kasra Araghi, BS – Hospital for Special Surgery

  Co-Author: John Clohisy, MD – Hospital for Special Surgery

  Co-Author: Jerry Du, MD – Hospital for Special Surgery

  Co-Author: Mitchell S. Fourman, MD – Montefiore Medical Center

  Co-Author: Austin Kaidi, MD – Hospital for Special Surgery

  Co-Author: Gregory Kazarian, MD (he/him/his) – Hospital for Special Surgery

  Co-Author: Han Jo Kim, MD (he/him/his) – Hospital for Special Surgery

  Co-Author: Francis C. Lovecchio, MD – Hospital for Special Surgery

  Co-Author: Robert Merrill, MD – Hospital for Special Surgery

  Co-Author: Hiroyuki Nakarai, MD – Hospital for Special Surgery

  Co-Author: Anthony Pajak, BS – Hospital for Special Surgery

  Co-Author: Justin Samuel, BS – Hospital for Special Surgery

  Co-Author: Pratyush Shahi, MBBS, MS(Ortho), AO Spine Diploma – Institute of Neurosciences Kolkata (INK)

  Co-Author: Chad Simon, BS – Hospital for Special Surgery

  Co-Author: Tejas Subramanian, BE – Hospital for Special Surgery

  Co-Author: Bo Zhang, MD – Hospital for Special Surgery
• 7:58 AM – 8:00 AM PST

  Predictors of Delayed Clinical Benefit Following Surgical Treatment for Low Grade Spondylolisthesis An Analysis from QOD
  

  Presenting Author: Mladen Djurasovic, MD – Norton Leatherman Spine Center

  Co-Author: Leah Carreon, MD, MSc – Norton Leatherman Spine Center

  Co-Author: Anthony L. Asher, MD (he/him/his) – Neuroscience Institute, Carolina Neurosurgery & Spine Associates

  Co-Author: Erica F. Bisson, MD, MPH – University of Utah

  Co-Author: Mohamad Bydon, MD – Department of Neurologic Surgery, Mayo Clinic, Rochester, MN 55902, USA

  Co-Author: Andrew K. Chan, MD – Columbia University Irving Medical Center

  Co-Author: Dean Chou, MD – Columbia University

  Co-Author: Domagoj Coric, MD – Carolina Neurosurgery & Spine Associates

  Co-Author: Kevin T. Foley, MD – Semmes-Murphey Neurologic and Spine Institute, University of Tennessee

  Co-Author: Kai-Ming Fu, MD, PhD – Weill Cornell Medical Center

  Co-Author: Steven D. Glassman, MD (he/him/his) – Norton Leatherman Spine Center

  Co-Author: Regis William Haid, Jr., MD – Atlanta Brain and Spine

  Co-Author: John Knightly, MD, FAANS (he/him/his) – AANS

  Co-Author: Praveen V. Mummaneni, MD, MBA – Department of Neurological Surgery, University of California, San Francisco

  Co-Author: Paul Park, MD – Semmes Murphey Clinic

  Co-Author: Eric Potts, MD – Goodman Campbell Brain and Spine

  Co-Author: Christopher I. Shaffrey, MD – Duke University Medical Center

  Co-Author: Mark Shaffrey, MD – University of Virginia

  Co-Author: Jonathan R. Slotkin, MD – Geisinger Health

  Co-Author: Michael S. Virk, MD, PhD – Weill Cornell Medical Center

  Co-Author: Michael Y. Wang, MD – University of Miami

  Co-Author: Vivian P. Le, MPH – University of California, San Francisco
• 8:00 AM – 8:02 AM PST

  Contemporary Utilization of Three-Column Osteotomy Techniques in a Prospective Complex Spinal Deformity Multicenter Database: Implications on Full-Body Alignment and Perioperative Course
  

  Presenting Author: Oluwatobi O. O. Onafowokan, BMBS, MSc – NYU Langone Health

  Co-Author: Peter G. Passias, MD – NYU Langone Health

  Co-Author: Christopher P. Ames, MD – University of California, San Francisco

  Co-Author: Shay Bess, MD – Denver International Spine Center

  Co-Author: Alan H. Daniels, MD – Alpert Medical School of Brown University

  Co-Author: Ankita Das, n/a – NYU Langone Health

  Co-Author: Robert K. Eastlack, MD – Scripps Clinic

  Co-Author: Jeffrey L. Gum, MD – Leatherman Spine Center

  Co-Author: D. Kojo Hamilton, MD – University of Pittsburgh School of Medicine

  Co-Author: Michael P. Kelly, MD – Rady Children's Hospital

  Co-Author: Virginie Lafage, MD – Lenox Hill Hospital

  Co-Author: Jamshaid M. Mir, MD – NYU Langone Health

  Co-Author: Gregory M. Mundis, Jr., MD (he/him/his) – San Diego Spine

  Co-Author: Pierce D. Nunley, MD – Louisiana Spine Institute

  Co-Author: Themistocles S. Protopsaltis, MD – Dept. of Orthopedic Surgery, NYU Langone Health

  Co-Author: Justin Scheer, MD – UCSF

  Co-Author: Frank J. Schwab, MD – Lenox Hill Hospital Department of Orthopaedic Surgery

  Co-Author: Christopher I. Shaffrey, MD – Duke University Medical Center

  Co-Author: Justin S. Smith, MD, PhD – Department of Neurosurgery, University of Virginia

  Co-Author: Alex Soroceanu, MD, FRCS(C), MPH – University of Calgary
• 8:02 AM – 8:04 AM PST

  Staging in Circumferential Spinal Fusion in Adult Spinal Deformity: Systematic Review and Meta-Analysis
  

  Presenting Author: Gabrielle Santangelo, MD – University of Pennsylvania Perelman School of Medicine

  Co-Author: Jaskeerat Gujral, n/a – University of Pennsylvania

  Co-Author: Mert Marcel Dagli, MD (he/him/his) – University of Pennsylvania Perelman School of Medicine

  Co-Author: John Arena, MD – University of Pennsylvania

  Co-Author: Mohamed Emara – College of Medicine, University of Sharjah

  Co-Author: Yohannes Ghenbot, MD – University of Pennsylvania

  Co-Author: Felix Conrad Oettl, MD – Hospital for Special Surgery

  Co-Author: Ali Ozturk, MD – University of Pennsylvania Perelman School of Medicine

  Co-Author: Connor Wathen, MD – University of Pennsylvania Perelman School of Medicine

  Co-Author: William Welch, MD – University of Pennsylvania Perelman School of Medicine

  Co-Author: Jang W. Yoon, MD – University of Pennsylvania Perelman School of Medicine
• 8:04 AM – 8:06 AM PST

  What is the Prevalence and Prognosis of Coronal Malalignment Following LLIF for Adult Spinal Deformity With Qiu Type A Coronal Alignment?
  

  Presenting Author: Timothy J. Yee, MD – Department of Neurological Surgery, University of California, San Francisco

  Co-Author: Neel Anand, MD (he/him/his) – Cedars Sinai Medical Center

  Co-Author: Shay Bess, MD – Denver International Spine Center

  Co-Author: Andrew K. Chan, MD – Columbia University Irving Medical Center

  Co-Author: Dean Chou, MD – Columbia University

  Co-Author: Robert K. Eastlack, MD – Scripps Clinic

  Co-Author: Richard G. Fessler, MD, PhD – Rush University Medical Center

  Co-Author: Kai-Ming Fu, MD, PhD – Weill Cornell Medical Center

  Co-Author: Adam S. Kanter, MD – Hoag Specialty Clinic

  Co-Author: Vivian P. Le, MPH – University of California, San Francisco

  Co-Author: Praveen V. Mummaneni, MD, MBA – Department of Neurological Surgery, University of California, San Francisco

  Co-Author: Gregory M. Mundis, Jr., MD (he/him/his) – San Diego Spine

  Co-Author: Pierce D. Nunley, MD – Louisiana Spine Institute

  Co-Author: David O. Okonkwo, MD, PhD – Department of Neurological Surgery, University of Pittsburgh Medical Center

  Co-Author: Paul Park, MD – Semmes Murphey Clinic

  Co-Author: Peter G. Passias, MD – NYU Langone Health

  Co-Author: Christopher I. Shaffrey, MD – Duke University Medical Center

  Co-Author: Jay D. Turner, MD, PhD – Barrow Neurological Institute

  Co-Author: Juan S. Uribe, MD – Barrow Neurological Insitute

  Co-Author: Michael Y. Wang, MD – University of Miami
• 8:06 AM – 8:08 AM PST

  Leveraging Image Augmentations to Accurately Predict Spinopelvic Parameters in Lumbosacral X-Rays Using a Whole-Spine Artificial Intelligence Model
  

  Presenting Author: Edward S. Harake, BS, MM – University of Michigan

  Co-Author: Todd Hollon, MD – University of Michigan

  Co-Author: Cheng Jiang, BSE, MSE – University of Michigan: Department of Computational Medicine and Bioinformatics

  Co-Author: Jaes C. Jones, MD, MS – University of Michigan

  Co-Author: Jacob R. Joseph, MD – University of Michigan

  Co-Author: Rushikesh S. Joshi, MD – University of Michigan

  Co-Author: Siri Sahib Khalsa, MD – The Ohio State University, Wexner Medical Center

  Co-Author: Johan H. Lee, BS (he/him/his) – University of Michigan

  Co-Author: Joseph Linzey, MD, MSc – University of Michigan

  Co-Author: Paul Park, MD – Semmes Murphey Clinic

  Co-Author: Zachary Wilseck, MD – University of Michigan

  Co-Author: Mark Zaki, MD, MBA – University of Michigan
• 8:08 AM – 8:10 AM PST

  Long-Term Minimum 5-year Results, of Circumferential minimally invasive surgical (CMIS) correction for Adult Spinal Deformity (ASD): Radiological and Functional Outcomes
  

  Presenting Author: Neel Anand, MD (he/him/his) – Cedars Sinai Medical Center

  Co-Author: Anita Anand – Cedars Sinai Medical Center

  Co-Author: Andrew Chung – Department of Orthopaedics, Sonoran Spine Institute, Tempe AZ

  Co-Author: David Gendelberg – Department of Orthopaedics, University of California, San Francisco – Orthopaedic Trauma Institute, San Francisco

  Co-Author: Nikita Iyer – Cedars Sinai Medical Center

  Co-Author: Jose Jiminez – Department of Orthopaedics, Central Florida Bone and Joint Institute, Orange City FL

  Co-Author: Sheila Kahwaty – Cedars Sinai Medical Center

  Co-Author: Babak Khandehroo – Cedars Sinai Medical Center

  Co-Author: Bardia Khandehroo – New York Medical College

  Co-Author: Nickol Nishime – Cedars Sinai Medical Center

  Co-Author: Cheri Phillips – Cedars Sinai Medical Center

  Co-Author: Dinesh Ramanathan – Cedars Sinai Medical Center

  Co-Author: Jerry E. Robinson, III – Cedars Sinai Medical Center

  Co-Author: Teerachat Tanasansomboon – Cedars Sinai Medical Center
• 8:10 AM – 8:12 AM PST

  Preoperative Selective Spinal Angiography for Thoracic Vertebral Column Resection in Spinal Deformity Surgery: Case Series and Review of Literature
  

  Presenting Author: Sean Neifert, MD (he/him/his) – NYU Langone Medical Center

  Co-Author: Darryl Lau, MD – NYU Langone

  Co-Author: W. Caleb Rutledge, MD – NYU Langone Health
• 8:12 AM – 8:14 AM PST

  Global Spinal Alignment in the Pediatric Population Post Occipitocervical Fusion
  

  Presenting Author: Therese Weidenkopf (she/her/hers) – Virginia Commonwealth University

  Co-Author: Christina Sayama, MD, MPH – Oregon Health & Science University

  Co-Author: Maryam N. Shahin, MD – Department of Neurological Surgery, Oregon Health and Science University
• 8:16 AM – 8:18 AM PST

  More caudal lumbar three column osteotomy is associated with improved sagittal alignment and decreased rates of mechanical failures in adult spinal deformity
  

  Presenting Author: Winward Choy, MD – University of California, San Francisco

  Co-Author: Christopher P. Ames, MD – University of California, San Francisco

  Co-Author: Tony Catalan, B.S. – University of California, San Francisco

  Co-Author: Aaron J. Clark, MD, PhD – UCSF

  Co-Author: Vedat Deviren, MD – University of California, San Francisco

  Co-Author: Darryl Lau, MD – NYU Langone

  Co-Author: Austin Lui, M.S. (he/him/his) – Touro University California

  Co-Author: David J. Mazur-Hart, MD (he/him/his) – University of California, San Francisco
• 8:18 AM – 8:20 AM PST

  Postoperative Urinary Retention (POUR) in the setting of Complex Spine Surgery - A Risk Factor Analysis
  

  Presenting Author: Clifford Pierre, MD, MD – Swedish Neuroscience Institute

  Co-Author: Donald Davis, MD – Swedish Neuroscience Institute

  Co-Author: Jens Chapman, MD – Swedish Neuroscience Institute

  Co-Author: Ryan Goodmanson, DO – Swedish Neuroscience Institute

  Co-Author: Gerrit Lewik, MD – Swedish Neuroscience Institute

  Co-Author: Rod Oskouian, MD – Swedish Neuroscience Institute

  Co-Author: Gautam Rao, MD, N/A – Swedish Neuroscience Institute
• 8:20 AM – 8:22 AM PST

  Development of a Hierarchical Approach to Surgical Planning in Adult Spinal Deformity Surgery
  

  Presenting Author: Oluwatobi O. O. Onafowokan, BMBS, MSc – NYU Langone Health

  Co-Author: Peter G. Passias, MD – NYU Langone Health

  Co-Author: Christopher P. Ames, MD – University of California, San Francisco

  Co-Author: Thomas Buell, MD (he/him/his) – University of Pittsburgh Medical Center

  Co-Author: Douglas C. Burton, MD – University of Kansas Medical Center

  Co-Author: Alan H. Daniels, MD – Alpert Medical School of Brown University

  Co-Author: Ankita Das, n/a – NYU Langone Health

  Co-Author: Robert K. Eastlack, MD – Scripps Clinic

  Co-Author: Jeffrey L. Gum, MD – Leatherman Spine Center

  Co-Author: Munish Gupta, MD – Washington University

  Co-Author: Robert Hart, MD – Swedish Hospital Cherry Hill Campus, Seattle WA

  Co-Author: Han Jo Kim, MD (he/him/his) – Hospital for Special Surgery

  Co-Author: Virginie Lafage, MD – Lenox Hill Hospital

  Co-Author: Jamshaid M. Mir, MD – NYU Langone Health

  Co-Author: Praveen V. Mummaneni, MD, MBA – Department of Neurological Surgery, University of California, San Francisco

  Co-Author: Justin Scheer, MD – UCSF

  Co-Author: Justin S. Smith, MD, PhD – Department of Neurosurgery, University of Virginia

  Co-Author: Tyler K. Williamson, DO (he/him/his) – UT Health San Antonio

  Co-Author: Mitsuru Yagi, MD, PHD – Departments of Orthopaedic and Neurosurgery, UT Southwestern Medical Center
• 8:22 AM – 8:24 AM PST

  Etiological Factors of Proximal Junctional Kyphosis and Failure in Adult Spinal Deformity
  

  Presenting Author: Burhan Janjua, MD – Mercy Health

  Co-Author: Jamshaid M. Mir, MD – NYU Langone Health

  Co-Author: Nima Alan, MD – University of San Fransisco

  Co-Author: Zorica Buser, PhD – NYU Langone Medical Center

  Co-Author: Ankita Das, n/a – NYU Langone Health

  Co-Author: Pooja Dave, n/a – NYU Langone Health

  Co-Author: Michael Gerling, MD – NYU Langone Medical Center

  Co-Author: David B. Kurland, MD, PHD – NYU Langone Department of Neurosurgery

  Co-Author: Renaud Lafage, MS – Department of Orthopaedics, Lenox Hill Hospital, Northwell Health, New York, NY

  Co-Author: Virginie Lafage, MD – Lenox Hill Hospital

  Co-Author: Jordan Lebovic, MD – NYU Langone Hospital

  Co-Author: Oluwatobi O. O. Onafowokan, BMBS, MSc – NYU Langone Health

  Co-Author: Stephane Owusu-Sarpong, MD – NYU Langone Health

  Co-Author: Peter G. Passias, MD – NYU Langone Health

  Co-Author: Andrew Schoenfeld, MD MSc – Brigham and Women's Hospital

  Co-Author: Peter S. Tretiakov, n/a – NYU Langone Health
• 8:24 AM – 8:26 AM PST

  The Impact of Revisions on 5-year PROMs: An analysis from the QOD Spondylolisthesis Data
  

  Presenting Author: Mladen Djurasovic, MD – Norton Leatherman Spine Center

  Co-Author: Leah Carreon, MD, MSc – Norton Leatherman Spine Center

  Co-Author: Anthony L. Asher, MD (he/him/his) – Neuroscience Institute, Carolina Neurosurgery & Spine Associates

  Co-Author: Erica F. Bisson, MD, MPH – University of Utah

  Co-Author: Mohamad Bydon, MD – Department of Neurologic Surgery, Mayo Clinic, Rochester, MN 55902, USA

  Co-Author: Andrew K. Chan, MD – Columbia University Irving Medical Center

  Co-Author: Dean Chou, MD – Columbia University

  Co-Author: Domagoj Coric, MD – Carolina Neurosurgery & Spine Associates

  Co-Author: Kevin T. Foley, MD – Semmes-Murphey Neurologic and Spine Institute, University of Tennessee

  Co-Author: Kai-Ming Fu, MD, PhD – Weill Cornell Medical Center

  Co-Author: Steven D. Glassman, MD (he/him/his) – Norton Leatherman Spine Center

  Co-Author: Regis William Haid, Jr., MD – Atlanta Brain and Spine

  Co-Author: John Knightly, MD, FAANS (he/him/his) – AANS

  Co-Author: Vivian P. Le, MPH – University of California, San Francisco

  Co-Author: Praveen V. Mummaneni, MD, MBA – Department of Neurological Surgery, University of California, San Francisco

  Co-Author: Paul Park, MD – Semmes Murphey Clinic

  Co-Author: Eric Potts, MD – Goodman Campbell Brain and Spine

  Co-Author: Christopher I. Shaffrey, MD – Duke University Medical Center

  Co-Author: Mark Shaffrey, MD – University of Virginia

  Co-Author: Jonathan R. Slotkin, MD – Geisinger Health

  Co-Author: Michael S. Virk, MD, PhD – Weill Cornell Medical Center

  Co-Author: Michael Y. Wang, MD – University of Miami
• 8:26 AM – 8:28 AM PST

  511 Three-column osteotomies for adult spinal deformity: a single surgeon experience over 17 years
  

  Presenting Author: Winward Choy, MD – University of California, San Francisco

  Co-Author: Christopher P. Ames, MD – University of California, San Francisco

  Co-Author: Tony Catalan, B.S. – University of California, San Francisco

  Co-Author: Ping-Yeh Chiu, MD – Chang Gung Memorial Hospital

  Co-Author: Aaron J. Clark, MD, PhD – UCSF

  Co-Author: Vedat Deviren, MD – University of California, San Francisco

  Co-Author: Darryl Lau, MD – NYU Langone

  Co-Author: Austin Lui, M.S. (he/him/his) – Touro University California

  Co-Author: David J. Mazur-Hart, MD (he/him/his) – University of California, San Francisco
• 8:30 AM – 8:32 AM PST

  MIS Techniques Have a Tendency to Leave Patients with Persistently High Pelvic Retroversion when Compared with Open Techniques in Deformity Surgery
  

  Presenting Author: Adolfo Viloria Hidalgo, MD (he/him/his) – Department of Neurosurgery and Brain Repair, University of South Florida

  Co-Author: Puya Alikhani, MD, FAANS – Department of Neurosurgery and Brain Repair, University of South Florida

  Co-Author: Kelly Gassie, MD (she/her/hers) – Department of Neurosurgery, Health First Medical Group

  Co-Author: Maryam Kazelka, n/a – University of South Florida Morsani College of Medicine

  Co-Author: Jay I. Kumar, MD, MBA – University of South Florida

  Co-Author: Samantha Schimmel, n/a – University of South Florida Morsani College of Medicine
• 8:32 AM – 8:34 AM PST

  Who Is Discharged Home After Adult Spinal Deformity Surgery?
  

  Presenting Author: Hani Chanbour, MD – Department of Neurological Surgery, Vanderbilt University Medical Center, Nashville, TN

  Co-Author: Soren Jonzzon, MD – Department of Neurological Surgery, Vanderbilt University Medical Center, Nashville, TN

  Co-Author: Iyan Younus, MD – Vanderbilt University Medical Center

  Co-Author: Amir Abtahi, MD – Department of Orthopedic Surgery, Vanderbilt University Medi

  Co-Author: Jeffrey W. Chen, PGY1 – Baylor college of medicine

  Co-Author: Graham W. Johnson, PhD – Vanderbilt University

  Co-Author: Alexander Lyons, BS – Vanderbilt University School of Medicine

  Co-Author: Tyler Metcalf, MD – Ohio State University Medical Center

  Co-Author: Steven Roth, MD – new york presbyterian hospital

  Co-Author: Byron Stephens, MD – Vanderbilt University School of Medicine

  Co-Author: Scott L. Zuckerman, MD, MPH (he/him/his) – Vanderbilt University Medical Center
• 8:34 AM – 8:36 AM PST

  Racial Differences in Perioperative Complications, Readmissions, and Mortalities after Elective Spine Surgery: A Systematic Review using AI-Assisted Bibliometric Analysis
  

  Presenting Author: Izzet Akosman, BS – Hospital for Special Surgery

  Co-Author: Mitchell S. Fourman, MD – Montefiore Medical Center

  Co-Author: Neerav Kumar, AB (he/him/his) – Weill Cornell Medical College

  Co-Author: Richard Mortenson, BS – Duke University
• 8:36 AM – 8:38 AM PST

  Hip and Knee Osteoarthritis in Patients Undergoing Surgery for Severe Adult Spinal Deformity: Prevalence and Impact on Spine Surgical Outcomes
  

  Presenting Author: Mariah Balmacenno-Criss, BS – Brown Univeristy

  Co-Author: Bassel Diebo, MD – Brown University

  Co-Author: Christopher P. Ames, MD – University of California, San Francisco

  Co-Author: Shay Bess, MD – Denver International Spine Center

  Co-Author: Mohammad Daher, BS – Brown University

  Co-Author: Alan H. Daniels, MD – Alpert Medical School of Brown University

  Co-Author: Robert K. Eastlack, MD – Scripps Clinic

  Co-Author: Jeffrey L. Gum, MD – Leatherman Spine Center

  Co-Author: Munish Gupta, MD – Washington University

  Co-Author: Alan Job, MD – Brown University

  Co-Author: Khaled M. Kebaish, MD – Johns Hopkins University School of Medicine

  Co-Author: Han Jo Kim, MD (he/him/his) – Hospital for Special Surgery

  Co-Author: Eric Klineberg, MD – University of Texas Houston

  Co-Author: Renaud Lafage, MS – Department of Orthopaedics, Lenox Hill Hospital, Northwell Health, New York, NY

  Co-Author: Virginie Lafage, MD – Lenox Hill Hospital

  Co-Author: Breton G. Line, BS – Denver International Spine Center

  Co-Author: Christopher McDonald, MD – Brown University

  Co-Author: Pierce D. Nunley, MD – Louisiana Spine Institute

  Co-Author: Russ Parks, MD – Brown University

  Co-Author: Peter G. Passias, MD – NYU Langone Health

  Co-Author: Frank J. Schwab, MD – Lenox Hill Hospital Department of Orthopaedic Surgery

  Co-Author: Christopher I. Shaffrey, MD – Duke University Medical Center

  Co-Author: Justin S. Smith, MD, PhD – Department of Neurosurgery, University of Virginia

  Co-Author: Alex Soroceanu, MD, FRCS(C), MPH – University of Calgary

  Co-Author: Juan S. Uribe, MD – Barrow Neurological Insitute
• 8:38 AM – 8:40 AM PST

  Selecting the Upper Instrumented Vertebrae in ASD Surgery: What Happens when You Stop in the Mid-Thoracic Spine?
  

  Presenting Author: Ranbir Ahluwalia, MD – Vanderbilt University Medical Center

  Co-Author: Hani Chanbour, MD – Department of Neurological Surgery, Vanderbilt University Medical Center, Nashville, TN

  Co-Author: Graham W. Johnson, PhD – Vanderbilt University

  Co-Author: Amir Abtahi, MD – Department of Orthopedic Surgery, Vanderbilt University Medi

  Co-Author: Jeffrey W. Chen, PGY1 – Baylor college of medicine

  Co-Author: Soren Jonzzon, MD – Department of Neurological Surgery, Vanderbilt University Medical Center, Nashville, TN

  Co-Author: Alexander Lyons, BS – Vanderbilt University School of Medicine

  Co-Author: Tyler Metcalf, MD – Ohio State University Medical Center

  Co-Author: Steven Roth, MD – new york presbyterian hospital

  Co-Author: Byron Stephens, MD – Vanderbilt University School of Medicine

  Co-Author: Iyan Younus, MD – Vanderbilt University Medical Center

  Co-Author: Scott L. Zuckerman, MD, MPH (he/him/his) – Vanderbilt University Medical Center
• 8:40 AM – 8:42 AM PST

  Calibration of Comprehensive Predictive Model for the Development of Proximal Junctional Kyphosis and Failure in Adult Spinal Deformity Patients with Consideration of Contemporary Goals and Techniques
  

  Presenting Author: Tyler K. Williamson, DO (he/him/his) – UT Health San Antonio

  Co-Author: Peter G. Passias, MD – NYU Langone Health

  Co-Author: Nima Alan, MD – University of San Fransisco

  Co-Author: Christopher P. Ames, MD – University of California, San Francisco

  Co-Author: Shay Bess, MD – Denver International Spine Center

  Co-Author: Douglas C. Burton, MD – University of Kansas Medical Center

  Co-Author: Alan H. Daniels, MD – Alpert Medical School of Brown University

  Co-Author: Ankita Das, n/a – NYU Langone Health

  Co-Author: Bassel Diebo, MD – Brown University

  Co-Author: Robert K. Eastlack, MD – Scripps Clinic

  Co-Author: D. Kojo Hamilton, MD – University of Pittsburgh School of Medicine

  Co-Author: Han Jo Kim, MD (he/him/his) – Hospital for Special Surgery

  Co-Author: Eric Klineberg, MD – University of Texas Houston

  Co-Author: Virginie Lafage, MD – Lenox Hill Hospital

  Co-Author: Gregory M. Mundis, Jr., MD (he/him/his) – San Diego Spine

  Co-Author: Themistocles S. Protopsaltis, MD – Dept. of Orthopedic Surgery, NYU Langone Health

  Co-Author: Justin Scheer, MD – UCSF

  Co-Author: Frank J. Schwab, MD – Lenox Hill Hospital Department of Orthopaedic Surgery

  Co-Author: Christopher I. Shaffrey, MD – Duke University Medical Center

  Co-Author: Justin S. Smith, MD, PhD – Department of Neurosurgery, University of Virginia

  Co-Author: Peter S. Tretiakov, n/a – NYU Langone Health
• 8:42 AM – 8:44 AM PST

  Durability of Substantial Clinical Benefit in Adult Spinal Deformity Corrective Surgery Patients: A Minimum 5-Year Outcomes Analysis
  

  Presenting Author: David B. Kurland, MD, PHD – NYU Langone Department of Neurosurgery

  Co-Author: Jamshaid M. Mir, MD – NYU Langone Health

  Co-Author: Nima Alan, MD – University of San Fransisco

  Co-Author: Dean Chou, MD – Columbia University

  Co-Author: Pooja Dave, n/a – NYU Langone Health

  Co-Author: Matthew Galetta, MD – NYU Langone Health

  Co-Author: Renaud Lafage, MS – Department of Orthopaedics, Lenox Hill Hospital, Northwell Health, New York, NY

  Co-Author: Virginie Lafage, MD – Lenox Hill Hospital

  Co-Author: Nathan Lorentz, MD – NYU Langone Health

  Co-Author: Peter G. Passias, MD – NYU Langone Health

  Co-Author: Andrew Schoenfeld, MD MSc – Brigham and Women's Hospital

  Co-Author: Justin S. Smith, MD, PhD – Department of Neurosurgery, University of Virginia

  Co-Author: Peter S. Tretiakov, n/a – NYU Langone Health
• 8:44 AM – 8:46 AM PST

  Postoperative outcomes of blood resuscitation in adult complex spinal deformity surgery patients
  

  Presenting Author: Patrick Chang (he/him/his) – Drexel University College of Medicine; Allegheny Health Network

  Co-Author: Patrice Clemenza – Drexel University College of Medicine

  Co-Author: Shahed Elhamdani, MD – Allegheny Health Network

  Co-Author: Lara Massie, MD

  Co-Author: Praveer Vyas, n/a – Allegheny Health Network Neuroscience Institute

  Co-Author: Kevin Walsh, MD – Allegheny Health Network
• 8:46 AM – 8:48 AM PST

  Sagittal Alignment Correction in Adult Spinal Deformity Through Anterior Column Techniques: Matched-Cohort Comparison Between Lateral LIF with ACR and Prone Lateral LIF
  

  Presenting Author: Peyton M. Van Pevenage, BA (he/him/his) – University of Washington School of Medicine

  Co-Author: Kelli Howell – ATEC Spine

  Co-Author: Antoine Tohmeh, MD (he/him/his) – MultiCare Neurosurgery and Spine
• 8:48 AM – 8:50 AM PST

  Reduction vs. Fusion in situ for Isthmic Spondylolisthesis – A Systematic Review & Meta-Analysis
  

  Presenting Author: Karthik Papisetty, BA – University of Minnesota

  Co-Author: Sarah E. Johnson, MBBS – Department of Neurologic Surgery, Mayo Clinic, Rochester, MN 55902, USA

  Submitter: Mohamad Bydon, MD – Department of Neurologic Surgery, Mayo Clinic, Rochester, MN 55902, USA

  Co-Author: Asimina Dominari, MD – Department of Neurologic Surgery, Mayo Clinic, Rochester, MN 55902, USA

  Co-Author: Abdul Karim Ghaith, MD – Mayo clinic- rochester-mn

  Co-Author: Sufyan Ibrahim, MBBS – Department of Neurologic Surgery, Mayo Clinic, Rochester, MN 55902, USA

  Co-Author: Konstantinos Katsos, MBBS – Department of Neurologic Surgery, Mayo Clinic, Rochester, MN 55902, USA

  Co-Author: Giorgos D. Michalopoulos, MD (he/him/his) – Department of Neurologic Surgery, Mayo Clinic, Rochester, MN 55902, USA

  Co-Author: Karim R. Nathani, MBBS – Department of Neurological Surgery, Mayo Clinic

  Co-Author: Ryan Nguyen, BS – Mayo clinic- rochester-mn
• 8:50 AM – 8:52 AM PST

  Expanding Clinician Access to High-Quality, Low-Cost Biomechanical Research: A Technical Report on the Carolina Neurosurgery and Spine Biomechanics Laboratory
  

  Presenting Author: Ummey Hani, MBBS – Carolina Neurosurgery and Spine Associates

  Co-Author: Michael Bohl, MD – Carolina Neurosurgery and Spine Associates

  Co-Author: Samuel Chewning, MD – Carolina Neurosurgery and Spine Associates
• 8:52 AM – 8:54 AM PST

  Expandable Cages Demonstrate Greater Improvement in Radiographic Outcomes Post-Operatively in Patients Undergoing Open Transforaminal Lumbar Interbody Fusions
  

  Presenting Author: Joshua Chalif, MD PhD – Brigham and Women's Hospital

  Co-Author: Sarah E. Blitz, n/a (she/her/hers) – Harvard Medical School

  Co-Author: Rohan Jha, SB – Harvard Medical School

  Co-Author: Yi Lu, MD PhD – Brigham and Women's Hospital

  Co-Author: Alex Yearley, BS – Brigham and Women's Hospital
• 8:54 AM – 8:56 AM PST

  The Impact of Thoracolumbar Inflection Point on Outcomes and Complications in Adult Spinal Deformity
  

  Presenting Author: Jamshaid M. Mir, MD – NYU Langone Health

  Co-Author: Christopher P. Ames, MD – University of California, San Francisco

  Co-Author: Shay Bess, MD – Denver International Spine Center

  Co-Author: Thomas Buell, MD (he/him/his) – University of Pittsburgh Medical Center

  Co-Author: Alan H. Daniels, MD – Alpert Medical School of Brown University

  Co-Author: Pooja Dave, n/a – NYU Langone Health

  Co-Author: Bassel Diebo, MD – Brown University

  Co-Author: Robert K. Eastlack, MD – Scripps Clinic

  Co-Author: Jeffrey L. Gum, MD – Leatherman Spine Center

  Co-Author: D. Kojo Hamilton, MD – University of Pittsburgh School of Medicine

  Co-Author: Khaled M. Kebaish, MD – Johns Hopkins University School of Medicine

  Co-Author: Renaud Lafage, MS – Department of Orthopaedics, Lenox Hill Hospital, Northwell Health, New York, NY

  Co-Author: Stephen Lewis, MD – Toronto Western Hospital Department of Orthopedic Surgery

  Co-Author: Breton G. Line, BS – Denver International Spine Center

  Co-Author: Peter G. Passias, MD – NYU Langone Health

  Co-Author: Justin Scheer, MD – UCSF

  Co-Author: Christopher I. Shaffrey, MD – Duke University Medical Center

  Co-Author: Justin S. Smith, MD, PhD – Department of Neurosurgery, University of Virginia

  Co-Author: Alex Soroceanu, MD, FRCS(C), MPH – University of Calgary

  Co-Author: Peter S. Tretiakov, n/a – NYU Langone Health
• 8:56 AM – 8:58 AM PST

  Which Factors Drive Surgeons to Fuse? Decision Tree-based Prediction of Approach Selection in QOD Lumbar Spondylolisthesis Patients
  

  Presenting Author: Andrew K. Chan, MD – Columbia University Irving Medical Center

  Co-Author: Eunice Yang, BS (she/her/hers) – Department of Neurological Surgery, Columbia University

  Co-Author: Nitin Agarwal, MD (he/him/his) – University of Pittsburgh Department of Neurosurgery

  Co-Author: Anthony L. Asher, MD (he/him/his) – Neuroscience Institute, Carolina Neurosurgery & Spine Associates

  Co-Author: Erica F. Bisson, MD, MPH – University of Utah

  Co-Author: Mohamad Bydon, MD – Department of Neurologic Surgery, Mayo Clinic, Rochester, MN 55902, USA

  Co-Author: Dean Chou, MD – Columbia University

  Co-Author: Domagoj Coric, MD – Carolina Neurosurgery & Spine Associates

  Co-Author: Kevin T. Foley, MD – Semmes-Murphey Neurologic and Spine Institute, University of Tennessee

  Co-Author: Kai-Ming Fu, MD, PhD – Weill Cornell Medical Center

  Co-Author: Steven D. Glassman, MD (he/him/his) – Norton Leatherman Spine Center

  Co-Author: Jian Guan, MD – Department of Neurological Surgery, University of Utah, Salt Lake City, Utah

  Co-Author: Regis William Haid, Jr., MD – Atlanta Brain and Spine

  Co-Author: John Knightly, MD, FAANS (he/him/his) – AANS

  Co-Author: Giorgos D. Michalopoulos, MD (he/him/his) – Department of Neurologic Surgery, Mayo Clinic, Rochester, MN 55902, USA

  Co-Author: Praveen V. Mummaneni, MD, MBA – Department of Neurological Surgery, University of California, San Francisco

  Co-Author: Paul Park, MD – Semmes Murphey Clinic

  Co-Author: Eric Potts, MD – Goodman Campbell Brain and Spine

  Co-Author: Elan Schonfeld, n/a – Department of Neurological Surgery, Columbia University

  Co-Author: Christopher I. Shaffrey, MD – Duke University Medical Center

  Co-Author: Mark Shaffrey, MD – University of Virginia

  Co-Author: Jonathan R. Slotkin, MD – Geisinger Health

  Co-Author: Michael S. Virk, MD, PhD – Weill Cornell Medical Center

  Co-Author: Michael Y. Wang, MD – University of Miami
• 8:58 AM – 9:00 AM PST

  Predicting post-operative coronal balance using intraoperative stitched radiographs
  

  Presenting Author: James J. Zhou, MD – Barrow Neurological Institute

  Co-Author: S. Harrison Farber, MD – Barrow Neurological Institute

  Co-Author: Udaya K. Kakarla, MD – Barrow Neurological Institute

  Co-Author: Luke K. O'Neill, BS – Barrow Neurological Institute

  Co-Author: Jay D. Turner, MD, PhD – Barrow Neurological Institute

  Co-Author: Juan S. Uribe, MD – Barrow Neurological Insitute
• 9:00 AM – 9:02 AM PST

  Radiographic Measurements for Predicting Loss of Cervical Lordosis Following Laminoplasty in Patients with Cervical Myelopathy
  

  Presenting Author: Karan Joseph, BS (he/him/his) – Washington University in St. Louis School of Medicine

  Co-Author: Miguel Ruiz Cardozo, MD, MPH – Washington University

  Co-Author: Karma Barot, BA, MA – Washington University

  Co-Author: Tim Bui, BS – Washington University in St Louis

  Co-Author: Magalie Cadieux, MD, MMSc, FRCSC – Washington University School of Medicine

  Co-Author: Michael Ryan Kann, BS – Washington University

  Co-Author: Sofia Lopez Alviar, BS – Washington University in St. Louis School of Medicine

  Co-Author: Camilo A. Molina, MD (he/him/his) – Washington University

  Co-Author: Rujvee P. Patel, MBBS, MPH – Washington University in Saint Louis School of Medicine

  Co-Author: Alexander Perdomo-Pantoja, MD – Washington University in St. Louis School of Medicine

  Co-Author: Alexander T. Yahanda, MD, MPHS – Washington University
• 9:02 AM – 9:04 AM PST

  Matched Cohort Analysis of the Complications and Clinical Outcomes Following Incidental Durotomies During Spine Surgery
  

  Presenting Author: Michael L. Martini, MD PhD – Mayo Clinic, Department of Neurologic Surgery

  Co-Author: Kingsley O. Abode-Iyamah, MD – Mayo Clinic Florida, Department of Neurosurgery

  Co-Author: John Atkinson, MD – Mayo Clinic

  Co-Author: Mohamad Bydon, MD – Department of Neurologic Surgery, Mayo Clinic, Rochester, MN 55902, USA

  Co-Author: Selby Chen, MD – Mayo Clinic Florida

  Co-Author: Michelle Clarke, MD – Department of Neurologic Surgery, Mayo Clinic, Rochester, MN 55902, USA

  Co-Author: Benjamin Elder, MD, PhD – Mayo Clinic

  Co-Author: Jeremy Fogelson, MD – Mayo Clinic Department of Neurologic Surgery

  Co-Author: Sufyan Ibrahim, MBBS – Department of Neurologic Surgery, Mayo Clinic, Rochester, MN 55902, USA

  Co-Author: Maziyar Kalani, MD – Mayo Clinic Arizona

  Co-Author: William Krauss, MD – Mayo Clinic

  Co-Author: Nikita Lakomkin, MD – Mayo Clinic Department of Neurologic Surgery

  Co-Author: W. Richard Marsh, MD – Mayo Clinic

  Co-Author: Anthony L. Mikula, MD – Mayo Clinic Department of Neurologic Surgery

  Co-Author: Eric Nottmeier, MD – Dept of Neurologic Surgery, Mayo Clinic, Florida

  Co-Author: Zach Pennington, MD – Mayo Clinic Department of Neurologic Surgery
• 9:04 AM – 9:06 AM PST

  Intradiscal Osteotomy a Powerful Surgical Technique for Lordosis and Sagittal Balance Restoration when compared to Pedicle Subtraction Osteotomy.
  

  Presenting Author: Cesar M. Carballo-Cuello, MD – University of South Florida

  Co-Author: Puya Alikhani, MD, FAANS – Department of Neurosurgery and Brain Repair, University of South Florida

  Co-Author: Gabriel Flores Milan – University of South Florida

  Co-Author: Elliot Pressman, MD – University of South Florida

  Co-Author: Adolfo Viloria Hidalgo, MD (he/him/his) – Department of Neurosurgery and Brain Repair, University of South Florida
• 9:06 AM – 9:08 AM PST

  Intravenous Tranexamic Acid Reduces Blood Loss and Perioperative Transfusion Requirements in Complex Spine Surgeries: A Propensity-Score Weighted Study
  

  Presenting Author: Yohannes Ghenbot, MD – University of Pennsylvania

  Co-Author: Mert Marcel Dagli, MD (he/him/his) – University of Pennsylvania Perelman School of Medicine

  Co-Author: John Arena, MD – University of Pennsylvania

  Co-Author: Jonathan Heintz, MS – University of Pennsylvania Perelman School of Medicine

  Co-Author: Ali Ozturk, MD – University of Pennsylvania Perelman School of Medicine

  Co-Author: Gabrielle Santangelo, MD – University of Pennsylvania Perelman School of Medicine

  Co-Author: Connor Wathen, MD – University of Pennsylvania Perelman School of Medicine

  Co-Author: William Welch, MD – University of Pennsylvania Perelman School of Medicine

  Co-Author: Jang W. Yoon, MD – University of Pennsylvania Perelman School of Medicine
• 9:08 AM – 9:10 AM PST

  Achievement and Maintenance of Optimal Alignment Following Adult Spinal Deformity Corrective Surgery: A 5-Year Outcome Analysis
  

  Presenting Author: Matthew Galetta, MD – NYU Langone Health

  Co-Author: Jamshaid M. Mir, MD – NYU Langone Health

  Co-Author: Pooja Dave, n/a – NYU Langone Health

  Co-Author: Renaud Lafage, MS – Department of Orthopaedics, Lenox Hill Hospital, Northwell Health, New York, NY

  Co-Author: Virginie Lafage, MD – Lenox Hill Hospital

  Co-Author: Peter G. Passias, MD – NYU Langone Health

  Co-Author: Andrew Schoenfeld, MD MSc – Brigham and Women's Hospital

  Co-Author: Peter S. Tretiakov, n/a – NYU Langone Health