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    Specialty Abstract Breakout Session 3: Minimally Invasive/Motion Preservation/Degenerative

    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
      Mind the Gap: Symptom Relief Outpaces Mobility Gains After Endoscopic Lumbar Decompression Surgery

      Presenting Author: Christoph P. Hofstetter, MD, PhD, FAANS – University of Washington

    • 7:04 AM - 7:06 AM MST
      24-Month outcomes of an FDA Trial of Decompression and Dynamic Sagittal Tether Stabilization versus Decompression and Transforaminal Lumbar Interbody Fusion for Degenerative Spondylolisthesis

      Presenting Author: Muhammad Irfan Kaleem, MBBS – Washington University in St. Louis

    • 7:06 AM - 7:08 AM MST
      Augmented Reality Assisted Minimally Invasive Transforaminal Lumbar Interbody Fusion: Safe and Effective Workflow with Intraoperative Video

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

    • 7:08 AM - 7:10 AM MST
      Biportal Endoscopic Spine Surgery (BESS) Complications from 2013–2024: Findings from a Proportional Meta-Analysis Series

      Presenting Author: Chibuikem A. Ikwuegbuenyi, MD – Department of Neurological Surgery, Och Spine at New York Presbyterian Hospital, Weill Cornell Medicine, New York, New York

    • 7:10 AM - 7:12 AM MST
      Comparative Outcomes of Minimally Invasive Versus Open Sacroiliac Joint Fusion in a National Cohort

      Presenting Author: Pirooz Fereydouni, BA – The University of California, Irvine, School of Medicine, Irvine, CA

    • 7:12 AM - 7:14 AM MST
      Comparison of Minimally Invasive Spinal Surgery with Stereotactic Radiation with Open Surgical Techniques: Outcomes in Epidural Compression, Complications and Survival

      Presenting Author: Anubhav Amin, MD, FAANS – University of Washington

    • 7:14 AM - 7:16 AM MST
      Does Insurance Type Influence Patient-Reported Satisfaction at 60 months Following Surgery for Cervical Myelopathy? A QOD Study

      Presenting Author: Christine Park, MD – MD

    • 7:16 AM - 7:18 AM MST
      Does Reduction of Meyerding Grade Associate With Clinical Benefit in Patients Undergoing Decompression and Fusion for Grade I Degenerative Spondylolisthesis? A Five-Year Study

      Presenting Author: Roland Scott, B.A. – Columbia University Vagelos College of Physicians & Surgeons

    • 7:18 AM - 7:20 AM MST
      Does surgical treatment of Grade 2 spondylolisthesis have sustained improvement in postoperative outcomes regardless of age? A Quality Outcomes Database Spine CORe study

      Presenting Author: Natasha Kharas, MD PhD – Weill Cornell Medical Center

    • 7:20 AM - 7:22 AM MST
      Does Transforaminal Endoscopic Spine Surgery Alter Biomechanics and Increase Instability: Cadaveric Biomechanical Model

      Presenting Author: Shahed Elhamdani, MD – Allegheny Health Network

    • 7:22 AM - 7:24 AM MST
      Effect of Thoracic Inlet Angle on Cervicothoracic Parameters and Patient Reported Outcomes in Posterior Multi-Cervicothoracic Fusion

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

    • 7:24 AM - 7:26 AM MST
      Objective Assessment of Cervical Spine Degeneration with 3D Segmentation and Normalized Surface Trend Analysis

      Presenting Author: Siavash Shirzadeh Barough, MD – Johns Hopkins

    • 7:26 AM - 7:28 AM MST
      Increased Risk of Venous Thromboembolism Following Posterior Versus Anterior Cervical Spine Fusion: A Propensity-Matched Cohort Study

      Presenting Author: Robert Ravinsky, MDCM MPH FRCSC – Medical University of South Carolina

    • 7:28 AM - 7:30 AM MST
      Endoscopic Spine Surgery: Early Experience and Initial Learning Curve for a Late Career Surgeon
    • 7:30 AM - 7:32 AM MST
      Evaluating Biomechanical Stress in Internal Spinal Fixators and Vertebral Body Replacements

      Presenting Author: Sohail Daulat, BS – University of Pittsburgh Medical Center

    • 7:32 AM - 7:34 AM MST
      Full-endoscopic versus lateral retropleural thoracic discectomy: a comparison of intraoperative and perioperative outcomes

      Presenting Author: Katriel Lee, MD – Barrow Neurological Institute

    • 7:34 AM - 7:36 AM MST
      Identifying Predictors of Declining Satisfaction Following Anterior Cervical Discectomy and Fusion

      Presenting Author: Kathleen M. Hannon, BS – Goodman Campbell Brain and Spine

    • 7:36 AM - 7:38 AM MST
      Impact of Early Gabapentinoid Administration on Long-Term Opioid Dependence After Single Level Anterior Cervical Discectomy and Fusion: A Propensity Matched Analysis

      Presenting Author: Christiana M. Cornea, MD – University of Cincinnati Dept. of Neurosurgery

    • 7:38 AM - 7:40 AM MST
      Impact of Graft Length and Positioning on Migration, Subsidence, and Pseudarthrosis Following ACDF Surgery

      Presenting Author: James F. Bathon, BS – Vanderbilt University Medical Center

    • 7:40 AM - 7:42 AM MST
      Temporal Changes in Improvement Following Transforaminal Endoscopic Lumbar Discectomy and Foraminotomy (TELD)

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

    • 7:42 AM - 7:44 AM MST
      Radiomics in Degenerative Disc Disease: Differentiating Features for Predisposition to and Progression of Disease

      Presenting Author: Alexa R. Lauinger – Carle Illinois College of Medicine

    • 7:44 AM - 7:46 AM MST
      Impact of Intraoperative Bone Morphogenetic Protein Use on Dysphagia following Posterior Cervical Spinal Fusion Surgery

      Presenting Author: Shaira S. Patel, BA, MS – Goodman Campbell Brain and Spine

    • 7:46 AM - 7:48 AM MST
      Impact of Perioperative GLP-1 Receptor Agonists on Short- and Long-Term Outcomes After Lumbar Decompression in Non-Diabetic Patients

      Presenting Author: Sapan Gandhi, MD – Harvard Medical Faculty Physicians at BIDMC

    • 7:48 AM - 7:50 AM MST
      What is the Most Appropriate Method for Determining Minimally Clinical Important Difference in Grade 2 Spondylolisthesis? A QOD Spine CORe Study

      Presenting Author: Izza Tahir, MBBS – University of Chicago

    • 7:50 AM - 7:52 AM MST
      Impact of Preoperative Chronic Pulmonary Disease on Postoperative Dysphagia Following Cervical Spine Surgery

      Presenting Author: Alexander J. Potts, BS – Goodman Campbell Brain and Spine

    • 7:52 AM - 7:54 AM MST
      Endoscopic posterior cervical decompression to resect OPLL and central osteophytes: technical notes and a case series with-10 year follow-up

      Presenting Author: Jian Shen, MD, PhD – Shen-Spine, LLC

    • 7:54 AM - 7:56 AM MST
      Incidence and Clinical Relevance of Pseudohernia Formation After Thoracic Disc Surgery at the Thoracolumbar Junction

      Presenting Author: Juan Pedro P. Giraldo, MD – Wake Forest Baptist Hospital

    • 7:56 AM - 7:58 AM MST
      Acidic Microenvironments Nullify Lysyl Oxidase-Mediated Collagen Preservation in Intervertebral Disc Degeneration

      Presenting Author: Ayesha A. Waheed, M.B.B.S. – University of Pittsburgh Medical Center Department of Neurological Surgery

    • 7:58 AM - 8:00 AM MST
      Local Surgical Site Drilled Morselized Bone Autograft In Minimally Invasive Transforaminal Lumbar Interbody Fusion (MI-TLIF): A 9-Year Cost Analysis

      Presenting Author: Casey Spinelli, MD – Corewell Health

    • 8:00 AM - 8:02 AM MST
      Multicenter Comparative Outcomes of Endoscopic Transforaminal vs Interlaminar Lumbar Discectomy

      Presenting Author: Christoph P. Hofstetter, MD, PhD, FAANS – University of Washington

    • 8:02 AM - 8:04 AM MST
      Dual Inhibition of ADAMTS5 and MMP3 Preserves Disc Integrity in Intervertebral Discs

      Presenting Author: Ayesha A. Waheed, M.B.B.S. – University of Pittsburgh Medical Center Department of Neurological Surgery

    • 8:04 AM - 8:06 AM MST
      Outcomes of Endoscopic vs. Traditional Lumbar Microdiscectomy: A Comparative cohort analysis

      Presenting Author: Sapan Gandhi, MD – Harvard Medical Faculty Physicians at BIDMC

    • 8:06 AM - 8:08 AM MST
      Outpatient Anterior Disc Replacement: Is It Safe? An Analysis of 1,043 Patients Undergoing Anterior Disc Replacements in an Ambulatory Surgery Center.

      Presenting Author: Sawyer Scheitler, MS – DISC Sports and Spine

    • 8:08 AM - 8:10 AM MST
      Radiographic and Clinical Comparison of Lateral Lumbar Interbody Fusion versus Transforaminal Lumbar Interbody Fusion with Expandable Cage

      Presenting Author: Anand Dharia, MD – Department of Neurosurgery, Kansas University Medical Center

    • 8:10 AM - 8:12 AM MST
      3D Printed Porous, Fenestrated Self-Harvesting Screws Versus Standard Threaded Screws for S2 Alar Iliac Pelvic Fixation: Propensity-Matched One-Year Comparative Outcomes Analysis

      Presenting Author: Kevin T. Kim, MD – University of Maryland School of Medicine

    • 8:12 AM - 8:14 AM MST
      Revision Sacroiliac Joint Fusion Utilizing Novel Techniques: Mid-Term Patient-Reported Outcomes and Fusion Rates

      Presenting Author: Katrina A. Pfaffenbach, B.S., B.A. – Mayo Clinic

    • 8:16 AM - 8:18 AM MST
      Impact of T1 Slope-Cervical Lordosis Discrepancy on Sagittal Vertical Axis and Patient Reported Outcomes Following Posterior Cervical Fusion: A Multi-Center Retrospective Analysis

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

    • 8:18 AM - 8:20 AM MST
      Independent variables that predict failure of non-operative treatment for spinal epidural abscesses

      Presenting Author: Lawrence Guindine, BA – Geisel School of Medicine at Dartmouth

    • 8:20 AM - 8:22 AM MST
      Open or Minimally Invasive TLIF: Alignment Gains at the Cost of Durotomy and Adjacent Segment Disease

      Presenting Author: Kiana J. Yeganeh, B.S. – USF Department of Neurosurgery, Brain, and Spine

    • 8:22 AM - 8:24 AM MST
      Initial Experience of Dual Expandable Cage in Lumbar Fusion Surgery: Radiographic and Patient-Reported Outcomes with Open and Biportal Endoscopic Techniques

      Presenting Author: Richard J. Chung, BA – University of Virginia School of Medicine

    • 8:24 AM - 8:26 AM MST
      The effect of decompression techniques on lumbar spinous process strength

      Presenting Author: Jonas Widmer, PhD PD – Department of Orthopedics, Spine Biomechanics, Department of Orthopedic Surgery, Balgrist University Hospital, University of Zurich, Zurich, Switzerland

    • 8:26 AM - 8:28 AM MST
      Is Patient Satisfaction Static at 5 Years After Surgery for Cervical Spondylotic Myelopathy? A Spine CORe QOD Review

      Presenting Author: Aidan C. Rezner, B.S. Neuroscience – Goodman Campbell Brain and Spine

    • 8:28 AM - 8:30 AM MST
      Is There Discordance Between Achieving Minimal Clinically Important Difference and Patient Satisfaction After Surgery for Cervical Spondylotic Myelopathy: A QOD Spine CORe 5-Year Analysis

      Presenting Author: Abraham Dada, BA – University of California, San Francisco

    • 8:30 AM - 8:32 AM MST
      Transforaminal Endoscopic Repair of Spontaneous Ventral Spinal CSF Leaks: A Novel Extradural Approach

      Presenting Author: Audrey Demand, MD – Houston Methodist Hospital

    • 8:32 AM - 8:34 AM MST
      Twelve-month clinical and radiographic outcomes following minimally invasive inferior-posterior sacroiliac joint fusion using a novel SI Joint Fusion System: a prospective, multi-center evaluation

      Presenting Author: Matthew T. Davies, MD – Orthopaedic Associates of Duluth P.A.

    • 8:34 AM - 8:36 AM MST
      Where the Dura Gives Way: Incidence and Risk Factors for Incidental Durotomy in Endoscopic Spine Surgery

      Presenting Author: Gaddiel O. Ahmed, MS – Ponce Health Sciences University

    • 8:36 AM - 8:38 AM MST
      Can Patients Return to Running or Jogging After Degenerative Spine Surgery?

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

    • 8:38 AM - 8:40 AM MST
      Outcomes after Cervical Laminoplasty in Patients with High vs Low Pre-Operative Radiculopathy/Myelopathy: A Retrospective Cohort Study

      Presenting Author: James F. Bathon, BS – Vanderbilt University Medical Center

    • 8:40 AM - 8:42 AM MST
      Phenotypic Subgroups of Mild Degenerative Cervical Myelopathy and Their Association with Surgical Outcomes
    • 8:42 AM - 8:44 AM MST
      Navigating Complexity in Thoracic Disc Herniations: A Comparative Analysis of Two Minimally Invasive Techniques. Endoscopic Trasnsforaminal vs. Lateral Retropleural Approaches

      Presenting Author: Mohammadmahdi Sabahi, MD.MPH – Department of Neurological Surgery, Pauline Braathen Neurological Center, Cleveland Clinic Florida

    • 8:44 AM - 8:46 AM MST
      Position-dependent variations in Great Vessel Anatomy: Implications for Complex Prone Later Surgery

      Presenting Author: Ricky M. Ditzel, Jr., BSHS, FP-C – Rush Medical College

    • 8:46 AM - 8:48 AM MST
      Minimally Invasive SI Joint Fusion Improves Pain and Disability With Low Reoperation Rates: A Meta-Analysis of Randomized Control Trials and Prospective Cohort Studies

      Presenting Author: Alexander J. Baur, DO – Center for Research, Liberty University, Lynchburg, Virginia

    • 8:48 AM - 8:50 AM MST
      Risk Factors for Hardware Failure Involving the Cervicothoracic Junction Following Posterior Cervical Instrumentation

      Presenting Author: Samuel H. Wakelin, BS – UPMC

    • 8:50 AM - 8:52 AM MST
      SIJ Pain Referral Does Not Always Predict SIJ Diagnosis

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

    • 8:52 AM - 8:54 AM MST
      Leg Pain versus Back Pain: Positive and Negative Predictors for Early Improvement Following 1- and 2-level Lumbar Laminectomy

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

    • 8:54 AM - 8:56 AM MST
      Proton Pump Inhibitor Use is Associated with Increased Risk of Pseudoarthrosis and Revision Surgery Following Lumbar Fusion

      Presenting Author: Ryan Wang, BS – Chicago Medical School