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    Deformity

    Specialty Abstract Breakout Session 2: Deformity

    Sunday, March 1, 2026
    7:00 AM - 9:00 AM MST

    Presentations:

    • 7:00 AM - 7:02 AM MST
      Welcome and Introduction
    • 7:02 AM - 7:04 AM MST
      Can we quantify the quality of life gains and cost-effectiveness at 5 years after surgery for CSM? A QOD SpineCORe Study

      Presenting Author: Vardhaan S. Ambati, M.S. – UCSF Department of Neurological Surgery

    • 7:04 AM - 7:06 AM MST
      Clinically meaningful change in S2AI incidence after adult spinal deformity surgery: does 2 vs. 4 S2-alar-iliac screws matter?

      Presenting Author: Harsh Jain, MBBS – Vanderbilt University Medical Center

    • 7:06 AM - 7:08 AM MST
      Do Pedicle Subtraction Osteotomy Level and Magnitude of Correction Drive L1-Pelvic Angle Correction in Adult Spinal Deformity Surgery?

      Presenting Author: Advith Sarikonda, BA BS – Vanderbilt University Medical Center

    • 7:08 AM - 7:10 AM MST
      How Changes in Segmental Lordosis Impact L1-Pelvic-Angle After Adult Spinal Deformity Surgery: Which Lumbar Levels Matter Most?

      Presenting Author: Harsh Jain, MBBS – Vanderbilt University Medical Center

    • 7:10 AM - 7:12 AM MST
      Radiographic Predictors of Functional and Pain Outcomes in Scheuermann’s Kyphosis: A ROC-Based Minimal Clinically Important Difference (MCID) Analysis

      Presenting Author: Eeric Truumees, MD – Ascension Texas Spine and Scoliosis

    • 7:12 AM - 7:14 AM MST
      Multiple Fixation, Fewer Failures: A Multicenter Adult Spinal Deformity Analysis

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

    • 7:14 AM - 7:16 AM MST
      A Comparison of Opioid-Inclusive Anesthesia and Opioid-Sparing Anesthesia in Complication Development Post-Anterior Cervical Discectomy and Fusion

      Presenting Author: Lane McCoy, BS – Washington University School of Medicine in St. Louis

    • 7:16 AM - 7:18 AM MST
      Adults with Achondroplasia Undergoing Posterior Thoracolumbar Surgery are at Increased Risk for Reoperation

      Presenting Author: Weston Wright, BS – Cedars-Sinai Medical Center

    • 7:18 AM - 7:20 AM MST
      Agreement and reliability analysis of sarcopenia measures based on muscle function, body composition, and imaging in spinal deformity patients

      Presenting Author: Alexa Semonche, MD – UCSF Department of Neurosurgery

    • 7:22 AM - 7:24 AM MST
      Analysis of Root Causes of Adverse Events with Mazor X and Mazor X Stealth Edition-Guided Spine Surgeries: An FDA MAUDE Database Study

      Presenting Author: Apratim Maity, BS – Donald and Barbara Zucker School of Medicine at Hofstra/Northwell

    • 7:24 AM - 7:26 AM MST
      Evolving Surgical Strategies in Myelomeningocele (MMC): Improved Outcomes in Recent Spinal Interventions

      Presenting Author: Edwin S. Kulubya, MD MBA – Boston Children's Hospital

    • 7:26 AM - 7:28 AM MST
      The Variability of the T4-L1 Pelvic Angle Mismatch: Does the Upper Instrumented Vertebra Play a Role?

      Presenting Author: Peter G. Passias, MD – Duke University

    • 7:28 AM - 7:30 AM MST
      Always Span the Thoracolumbar Junction? Rethinking Upper Instrumented Vertebra Selection to Minimize PJK Risk

      Presenting Author: Atahan Durbas, MD – Hospital for Special Surgery

    • 7:30 AM - 7:32 AM MST
      Predictors of Functional Recovery After ASD Surgery: An Evaluation Using SRS Function PASS+ Criteria

      Presenting Author: Lane McCoy, BS – Washington University School of Medicine in St. Louis

    • 7:32 AM - 7:34 AM MST
      Durability of Adult Spinal Deformity Correction Based on Upper Instrumented Level and Baseline Deformity Severity: A Survival Analysis of a Prospective, 18-Center Study

      Presenting Author: Peter G. Passias, MD – Duke University

    • 7:34 AM - 7:36 AM MST
      Early Ambulation Distance Does Not Affect Long-Term Outcomes After Adult Spinal Deformity Surgery: a Nuanced Perspective on the Impact of Early Postoperative Ambulation

      Presenting Author: Eric Zhao, BS – Hospital for Special Surgery

    • 7:36 AM - 7:38 AM MST
      Reciprocal Change, Redefined: Postoperative T4L1Pa Mismatch in Lower Thoracic Fusions

      Presenting Author: Atahan Durbas, MD – Hospital for Special Surgery

    • 7:38 AM - 7:40 AM MST
      Two Good to Be Screw? The Value of Two Points of Pelvic Fixation in Adult Spinal Deformity Correction

      Presenting Author: Peter G. Passias, MD – Duke University

    • 7:40 AM - 7:42 AM MST
      What Determines Patient Satisfaction After Surgery for Grade II Lumbar Spondylolisthesis? A QOD SpineCORe Analysis
    • 7:42 AM - 7:44 AM MST
      Was It Just the Laminectomy? Temporal Roles of Decompression and Sagittal Realignment in Driving Clinical Outcomes

      Presenting Author: Atahan Durbas, MD – Hospital for Special Surgery

    • 7:44 AM - 7:46 AM MST
      The Role of the Thoracolumbar Junction in Proximal Junctional Complications in Adult Spinal Deformity Surgery

      Presenting Author: Atahan Durbas, MD – Hospital for Special Surgery

    • 7:46 AM - 7:48 AM MST
      Three Stages of LE Compensation in ASD Patients with Sagittal Malalignment
    • 7:48 AM - 7:50 AM MST
      Early Postoperative T4PA-L1PA Malalignment in Lower Thoracic to Pelvis Fusions is Associated with PJK
    • 7:50 AM - 7:52 AM MST
      Neurological Outcomes and Long-term Complications Following Lateral versus Posterior Vertebral Column Resection (VCR): A Comparative Analysis

      Presenting Author: Dana Saleh, Doctor of Medicine – University of South Florida

    • 7:52 AM - 7:54 AM MST
      Does surgery reduce neck pain and restore independence 5 years after surgery for cervical spondylotic myelopathy (CSM)? A SpineCORe QOD Study.

      Presenting Author: Vardhaan S. Ambati, M.S. – UCSF Department of Neurological Surgery

    • 7:56 AM - 7:58 AM MST
      What Factors Predict Return to Work after Surgery for Grade 1 Lumbar Spondylolisthesis? A 5-year Spine CORe QOD Analysis.

      Presenting Author: Vardhaan S. Ambati, M.S. – UCSF Department of Neurological Surgery

    • 7:58 AM - 8:00 AM MST
      Accuracy of Apical Pedicle Screw Placement with Robotic Guidance, Intraoperative CT Navigation, or Freehand Technique: A Single-Center Retrospective Study

      Presenting Author: Shailen G. Sampath, Msc – Columbia Vagelos College of Physicians and Surgeons

    • 8:00 AM - 8:02 AM MST
      Evaluating the Role of C2PA in Predicting Proximal Junctional Failure

      Presenting Author: brian Neuman, MD – Washington University School of Medicine in St. Louis

    • 8:02 AM - 8:04 AM MST
      How Does Class II Obesity Influence Short- and Long-Term Outcomes After Surgery for Grade II Spondylolisthesis?: A Spine CORe QOD Analysis

      Presenting Author: Daniel Zeitouni, MD – Carolina Neurosurgery & Spine Associates

    • 8:04 AM - 8:06 AM MST
      Impact of T1 Pelvic Angle Improvement on Cervical Lordosis: A Retrospective Analysis of Postoperative Outcomes in Patients Undergoing Deformity Correction

      Presenting Author: Eeric Truumees, MD – Ascension Texas Spine and Scoliosis

    • 8:08 AM - 8:10 AM MST
      The Impact of GLP-1 Receptor Agonists on Spinal Deformity Surgery Outcomes

      Presenting Author: Ahmed Elbayomy, MD – Department of Neurological Surgery, UW Madison school of medicine and public health

    • 8:10 AM - 8:12 AM MST
      Mobilization Matters: Late Ambulation After Three Column Osteotomy Leads to Worse Functional Outcomes

      Presenting Author: Benjamin M. Varieur, BS – Loyola University Chicago Stritch School of Medicine

    • 8:12 AM - 8:14 AM MST
      Adult Spinal Deformity Surgery in the Elderly: Risks, Complications, and Considerations

      Presenting Author: Serajh A.S Esmail, BA – UC San Diego School of Medicine

    • 8:14 AM - 8:16 AM MST
      Posterior Translation at the Upper Instrumented Vertebrae Predicts Proximal Junctional Kyphosis Following Anterior Column Release

      Presenting Author: Thomas Leonidas Karadimas, BS – University of South Florida Morsani College of Medicine

    • 8:16 AM - 8:18 AM MST
      Postoperative Roussouly Classification Change and Associated Spinopelvic Measurements as Predictors of Proximal Junctional Failure in Osteopenic and Osteoporotic Adult Spinal Deformity Patients

      Presenting Author: Eashwar Kantemneni, B.S. – The Ohio State University College of Medicine

    • 8:18 AM - 8:20 AM MST
      Postoperative Roussouly Classification Change and Preoperative Spinopelvic Alignment Identify Risk for Proximal Junctional Failure in Non-Obese Spinal Deformity Patients

      Presenting Author: Eashwar Kantemneni, B.S. – The Ohio State University College of Medicine

    • 8:20 AM - 8:22 AM MST
      Restoration of Sagittal Spinal Parameters with Patient-Specific Rods for Surgical Correction of Scoliosis

      Presenting Author: Conner J. Paez, MD – Akron Children's Hospital

    • 8:22 AM - 8:24 AM MST
      Rod Fractures After Adult Spinal Deformity Surgery: What Happens After 2-years?

      Presenting Author: Harsh Jain, MBBS – Vanderbilt University Medical Center

    • 8:24 AM - 8:26 AM MST
      Biomechanical Basis of Proximal Junction Vulnerabilities with T4-L1 Hip Axis Malalignment : A Finite Element Analysis of Instrumentation and Disc Strain

      Presenting Author: Luke Mugge, MD – Inova Neuroscience and Spine Institute

    • 8:26 AM - 8:28 AM MST
      The Lumbosacral Fractional Curve vs. Thoracic/Lumbar Major Curves in Adult Spinal Deformity Surgery: How Much Do We Correct Each Curve?

      Presenting Author: Harsh Jain, MBBS – Vanderbilt University Medical Center

    • 8:28 AM - 8:30 AM MST
      A Bone Optimization Rheumatology Clinic Increases Anabolic Bone Agent Use and Reduces Mechanical Complications in Adult Spinal Deformity Surgery

      Presenting Author: Advith Sarikonda, BA BS – Vanderbilt University Medical Center

    • 8:30 AM - 8:32 AM MST
      C2-UIV Angle Predicts Mechanical Failures in Adult Spinal Deformity Patients

      Presenting Author: Karan Joseph, B.S. – Washington University School of Medicine

    • 8:34 AM - 8:36 AM MST
      Correction Of Spinopelvic Alignment In Adult Degenerative Scoliosis With Single Level TLIF

      Presenting Author: Casey Spinelli, MD – Corewell Health

    • 8:36 AM - 8:38 AM MST
      Cranial–Pelvic Angles as Modifiers of Junctional Failure Risk with UIV Selection and Sagittal Correction

      Presenting Author: Joshua Golubovsky, MD – University of Pennsylvania Health Systems

    • 8:38 AM - 8:40 AM MST
      Defining Substantial Clinical Benefits of PROMIS Pain Interference in Adult Spinal Deformity Patients

      Presenting Author: Karan Joseph, B.S. – Washington University School of Medicine

    • 8:42 AM - 8:44 AM MST
      Anterior Column Release Augmentation in Smith Peterson Osteotomy: A Matched Cohort Analysis of Complications in Adult Spinal Deformity Surgery

      Presenting Author: Mohsen Rostami, MD – University of South Florida

    • 8:44 AM - 8:46 AM MST
      Clinical and Radiographic Predictors of Postoperative Outcomes in Spinal Surgery for Scheuermann's Kyphosis

      Presenting Author: Eeric Truumees, MD – Ascension Texas Spine and Scoliosis

    • 8:46 AM - 8:48 AM MST
      Comparative Analysis of Four-Level Anterior Cervical Discectomy and Fusion vs Posterior Cervical Laminectomy and Fusion in Cervical Spine Surgery: Radiographic Outcomes and Sagittal Alignment

      Presenting Author: Dana Saleh, Doctor of Medicine – University of South Florida

    • 8:48 AM - 8:50 AM MST
      Comparison of Outcomes after Occipitocervical Fusion in Children versus Adults

      Presenting Author: Parth Patel, BSE – University of Oklahoma College of Medicine

    • 8:52 AM - 8:54 AM MST
      Small Fusion or Large Correction: Which Treatment Paradigm Results in Improvement of Outcome in Patients With Adult Spinal Deformity?

      Presenting Author: Jay I. Kumar, MD – University of California, San Francisco