Moderator: John C. Liu, MD, USC
252. Incidence of PJK with pedicle screws at upper instrumented vertebrae in posterior spinal fusion for adolescent idiopathic scoliosis
Yoji Ogura, MD1; Steven D. Glassman, MD1; Daniel J. Sucato, MD2; Michael T. Hresko, MD3; Leah Y. Carreon, MD, MSc1
1Norton Leatherman Spine Center, Louisville, KY, US; 2Texas Scottish Rite Hospital for Children, Dallas, TX, US; 3Children Hospital Boston, Boston, MA, US
FDA Device/Drug Status: This abstract does not discuss or include any applicable devices or drugs.
253. Factors associated with chronic opioid use in preoperative opioid nonusers following adult spinal deformity surgery
Andrew B. Harris, BS1; Brian J. Neuman, MD2; Alexandra Soroceanu, MD, MPH3; Richard A. Hostin Jr., MD4; Themistocles S. Protopsaltis, MD5; Peter G. Passias, MD6; Jeffrey L. Gum, MD7; Munish C. Gupta, MD8; Alan H. Daniels, MD9; Christopher I. Shaffrey, MD10; Eric O. Klineberg, MD11; Frank J. Schwab, MD12; Shay Bess, MD13; Khaled M. Kebaish, MD14; International Spine Study Group15
1Johns Hopkins Hospital, Baltimore, MD, US; 2Baltimore, MD, US; 3University of Calgary, Calgary, Canada; 4Southwest Scoliosis Institute, Plano, TX, US; 5Department of Orthopaedic Surgery, NYU Langone Orthopaedic Hospital, NYU Langone Health, New York, NY, US; 6NY Spine Institute, NYU Langone Health, New York, NY, US; 7Norton Leatherman Spine Center, Louisville, KY, US; 8Washington University School of Medicine, St. Louis, MO, US; 9Warren Alpert Medical School of BU/RI Hospital, Providence, RI, US; 10University of Virginia, Charlottesville, VA, US; 11UC, Davis School of Medicine, Sacramento, CA, US; 12Hospital for Special Surgery, New York, NY, US; 13Denver, CO, US; 14Johns Hopkins University, Baltimore, MD, US; 15Brighton, CO, US
FDA Device/Drug Status: This abstract does not discuss or include any applicable devices or drugs.
254. 3D spinal alignment, thoracic volume and pulmonary function in surgical correction of AIS: a five-year follow up study
Aaron J. Buckland, MBBS, FRACS1; Dainn Woo, BS1; Dennis Vasquez-Montes, MS, BA1; Michelle C. Marks, PT2; Amit Jain, MD3; Thomas J. Errico, MD4; Randal R. Betz, MD5; Baron S. Lonner, MD6
1Department of Orthopedic Surgery, NYU Langone Orthopedic Hospital, NYU Langone Health, New York, NY, US; 2Setting Scoliosis Straight, San Diego, CA, US; 3Dept of Orthopaedic Surgery, Baltimore, MD, US; 4Center for Spinal Disorders, Orthopedic Surgery, Nicklaus Children’s Hospital, Miami, FL, US; 5Institute for Spine and Scoliosis, Lawrenceville, NJ, US; 6Mount Sinai Beth Israel Medical Center, New York, NY, US
FDA Device/Drug Status: This abstract does not discuss or include any applicable devices or drugs.
255. Preoperative opioid dosage and duration are associated with increased long-term opioid use after adult spinal deformity surgery
Mark Ren, BS1; Barry R. Bryant, BS2; Andrew B. Harris, BS3; Richard L. Skolasky, ScD4; Khaled M. Kebaish, MD4; Lee H. Riley III, MD5; David B. Cohen, MD, MPH4; Brian J. Neuman, MD6
1Baltimore, NY, US; 2The Johns Hopkins School of Medicine, Baltimore, MD, US; 3Johns Hopkins Hospital, Baltimore, MD, US; 4Johns Hopkins University, Baltimore, MD, US; 5Johns Hopkins Outpatient Ctr/Dept Ortho Surgery, Baltimore, MD, US; 6Baltimore, MD, US
FDA Device/Drug Status: This abstract does not discuss or include any applicable devices or drugs.
Discussion
256. What is actually happening inside the “cone of economy”: an innovative method to quantify the “cone of economy”
Ram Haddas, PhD, MSc, MEng1; Isador H. Lieberman, MD, FRCSC, MBA2
1Texas Back Institute, Plano, TX, US; 2Scoliosis and Spine Tumor Center, Texas Back Institute, Texas Health Presbyterian Hospital Plano, Plano, TX, US
FDA Device/Drug Status: This abstract does not discuss or include any applicable devices or drugs.
257. A simpler, modified frailty index weighted by complication occurrence correlates to pain and disability for adult spinal deformity patients
Peter G. Passias, MD1; Cole Bortz, BA2; Katherine E. Pierce, BS2; Haddy Alas, BS3; Avery Brown, BS3; Dennis Vasquez-Montes, MS, BA3; Bassel G. Diebo, MD4; Tina Raman, MD2; Themistocles S. Protopsaltis, MD3; Aaron J. Buckland, MBBS, FRACS3; Michael C. Gerling, MD5; Renaud Lafage, MSc6; Virginie Lafage, PhD6
1NY Spine Institute, NYU Langone Health, New York, NY, US; 2New York, NY, US; 3Department of Orthopedic Surgery, NYU Langone Orthopedic Hospital, NYU Langone Health, New York, US 4Department of Orthopaedic Surgery, SUNY Downstate Medical Center, Brooklyn, NY, US; 5NYU Langone, Brooklyn, Brooklyn, NY, US; 6Hospital for Special Surgery, New York, NY, US
FDA Device/Drug Status: This abstract does not discuss or include any applicable devices or drugs.
258. The pelvic tilt response to ASD correction depends on PI, age, and alignment
Themistocles S. Protopsaltis, MD1; Ethan W. Ayres, MPH1; Alexandra Soroceanu, MD, MPH2; Gregory M. Mundis Jr., MD3; Justin S. Smith, MD, PhD4; Michael P. Kelly, MD5; Alan H. Daniels, MD6; Eric O. Klineberg, MD7; Christopher P. Ames, MD8; Robert A. Hart, MD9; Shay Bess, MD10; Christopher I. Shaffrey, MD11; Frank J. Schwab, MD12; Virginie Lafage, PhD12; International Spine Study Group13
1Department of Orthopaedic Surgery, NYU Langone Orthopaedic Hospital, NYU Langone Health, New York, NY, US; 2University of Calgary, Calgary, Canada; 3Scripps Clinic Medical Group, Department of Orthopedics, La Jolla, CA, US; 4UVA Health System, Charlottesville, VA, US; 5Washington University, Saint Louis, MO, US; 6Warren Alpert Medical School of BU/RI Hospital, Providence, RI, US; 7UC, Davis School of Medicine, Sacramento, CA, US; 8University of California, San Francisco, CA, US; 9Swedish Neuroscience Institute, Seattle, WA, US; 10Denver, CO, US; 11University of Virginia, Charlottesville, VA, US; 12Hospital for Special Surgery, New York, NY, US; 13Brighton, CO, US
FDA Device/Drug Status: This abstract does not discuss or include any applicable devices or drugs.
259. Under-contoured proximal rod: a potential risk factor of PJK in Scheuermann’s kyphosis
Michael Grelat, MD1; Changzhi Du, MD2; Xu Sun, MD3; Yong Qiu, MD2
1University Hospital of Dijon, DIJON, France; 2The Affiliated Drum Tower Hospital of Nanjing University Medical School, Nanjing, China; 3Nanjing Drum Tower Hospital, Nanjing, China
FDA Device/Drug Status: This abstract does not discuss or include any applicable devices or drugs.
260. How much correction is possible? minimally invasive multilevel lateral lumbar interbody fusion combined with posterior column osteotomy using stiff rod (6.35 mm cobalt chrome) in adult spinal deformity surgery as compared with pedicle subtraction osteotomy
Jung-Hee Lee, MD, PhD1; Ki Young Lee, MD2; Won Ju Shin, MD1; Sang Kyu Im, MD3; Seong Jin Cho, MD4; Jin Soo Kim5
1Kyung Hee University Medical Center, Seoul, Republic of Korea; 2Department of Orthopedic Surgery, Graduate School, College of Medicine, Kyung Hee University, Republic of Seoul, Korea; 3Seoul, Republic of Korea; 4KyungHee Medical Center, Seoul, Republic of Korea; 5Barosun Hospital, Seoul, Republic of Korea
FDA Device/Drug Status: This abstract does not discuss or include any applicable devices or drugs.
261. Appropriateness of decompression without fusion in patients with degenerative scoliosis: findings from the RAND/UCLA appropriate use criteria study
Michael D. Daubs, MD1; Sukanta Maitra, MD2; Teryl Nuckols, MD, MS3
1Las Vegas, NV, US; 2Optum, Las Vegas, NV, US; 3Cedars-Sinai Medical Center, Los Angeles, CA, US
FDA Device/Drug Status: This abstract does not discuss or include any applicable devices or drugs.
Discussion