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All Publications

Postoperative Perfection: Ceiling Effects and Lack of Discrimination With Both SRS-22 and -24 Outcomes Instruments in Patients With Adolescent Idiopathic Scoliosis

Bastrom, Tracey P. MA*; Bartley, Carrie MA*; Marks, Michelle C. PT, MA†; Yaszay, Burt MD*; Newton, Peter O. MD*; Harms Study Group Study Design. Review of a prospective database registry. Objective. To compare the Scoliosis Research Society (SRS)-22 and SRS-24 outcomes instruments in terms of scores, rate of ceiling effects,…...

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Complications in Operative Scheuermann Kyphosis: Do the Pitfalls Differ From Operative Adolescent Idiopathic Scoliosis?

Lonner, Baron S. MD*; Toombs, Courtney S. BA†; Guss, Michael MD†; Braaksma, Brian MD†; Shah, Suken A. MD‡; Samdani, Amer MD§; Shufflebarger, Harry MD¶; Sponseller, Paul MD∥; Newton, Peter O. MD** Study Design. A prospective multicenter database of operative patients with Scheuermann kyphosis (SK) with minimum 1-year follow-up was studied…...

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Although Inconvenient, Baclofen Pumps Do Not Complicate Scoliosis Surgery in Patients With Cerebral Palsy

Yaszay, Burt MD*; Scannell, Brian P. MD†; Bomar, James D. MPH*; Sponseller, Paul D. MD‡; Shah, Suken A. MD§; Asghar, Jahangir MD¶; Samdani, Amer F. MD‖; Bastrom, Tracey P. MA*; Newton, Peter O. MD*; Harms Study Group Study Design. Retrospective review of prospectively collected data. Objective. To compare patients with…...

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SRS-7: A Valid, Responsive, Linear, and Unidimensional Functional Outcome Measure for Operatively Treated Patients With AIS

Jain, Amit MD*; Sponseller, Paul D. MD*; Negrini, Stefano MD†,‡; Newton, Peter O. MD§; Cahill, Patrick J. MD¶; Bastrom, Tracey P. MA§; Marks, Michelle C. MA, PT§; the Harms Study Group Study Design. Comparison of the Scoliosis Research Society-22 (SRS-22) questionnaire with a 7-item Rasch-derived questionnaire (SRS-7). Objective. To compare…...

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Impact of Surgical Waiting-List Times on Scoliosis Surgery: The Surgeon’s Perspective

Miyanji, Firoz MD, FRCSC; Newton, Peter O. MD; Samdani, Amer F. MD; Shah, Suken A. MD; Varghese, Ranjit A. MBBS, MS, MHSc (Epi); Reilly, Christopher W. MD, FRCSC; Mulpuri, Kishore MBBS, MS, MHSc (Epi) Study Design. Survey. Objective. The aim of this study was to evaluate the surgeon’s perspective on…...

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Surgical treatment of Lenke 5 adolescent idiopathic scoliosis: Comparison of anterior vs posterior approach

Mark F Abel, Anuj Singla, Mark A Feger, Lindsay D Sauer, Wendy Novicoff AIM To compare the posterior vs anterior approaches for fusion of Lenke 5 adolescent idiopathic scoliosis curves, matched for curve magnitude and for the distal level of fixation (dLOF) standardized to the third lumbar vertebrae (L3). METHODS…...

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Optimal Radiographical Criteria After Selective Thoracic Fusion for Patients With Adolescent Idiopathic Scoliosis With a C Lumbar Modifier: Does Adherence to Current Guidelines Predict Success?

Schulz, Jacob MD*; Asghar, Jahangir MD†; Bastrom, Tracey MA‡; Shufflebarger, Harry MD†; Newton, Peter O. MD‡; Sturm, Peter MD§; Betz, Randal R. MD¶; Samdani, Amer F. MD∥; Yaszay, Burt MD‡; Harms Study Group Study Design. Retrospective review of prospective data. Objective. To define optimal postoperative coronal parameters after selective thoracic…...

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Should Postoperative Pulmonary Function Be a Criterion That Affects Upper Instrumented Vertebra Selection in Adolescent Idiopathic Scoliosis Surgery?

Demura, Satoru MD*; Bastrom, Tracey P. MA†; Schlechter, John DO‡; Yaszay, Burt MD†,§; Newton, Peter O. MD†,§; Harms Study Group Study Design. A multicenter, prospective evaluation of pulmonary function testing (PFT) and radiographical measures in patients surgically treated for adolescent idiopathic scoliosis (AIS). Objective. The objective of this study was…...

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Prevalence of Postoperative Pain in Adolescent Idiopathic Scoliosis and the Association With Preoperative Pain

Bastrom, Tracey P. MA*; Marks, Michelle C. PT, MA†; Yaszay, Burt MD*,‡; Newton, Peter O. MD*,†,‡; Harms Study Group Study Design. Review of a prospective database registry of surgical patients with adolescent idiopathic scoliosis (AIS). Objective. The purpose of this study was to examine the prevalence of postoperative pain and…...

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Unplanned Return to the Operating Room in Patients With Adolescent Idiopathic Scoliosis: Are We Doing Better With Pedicle Screws?

Samdani, Amer F. MD*; Belin, Eric J. MD*; Bennett, James T. MD*; Pahys, Joshua M. MD*; Marks, Michelle C. PT, MA†; Miyanji, Firoz MD‡; Shufflebarger, Harry L. MD§; Lonner, Baron S. MD¶; Newton, Peter O. MD†; Betz, Randal R. MD*; Cahill, Patrick J. MD* Study Design. Prospective, longitudinal cohort. Objective.…...

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