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…...
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…...
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…...
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.…...
Clinically Significant Differences Exist Between Curves in Operative Idiopathic Early-Onset Scoliosis and Adolescent Idiopathic Scoliosis
McElroy, Mark J. MS*; Sponseller, Paul D. MD*; Fuhrhop, Sara K. BS*; Russell, Colin J.*; Newton, Peter O. MD†,‡; Marks, Michelle C. MA, PT†; Sanders, James O. MD§; Yazici, Muharrem MD¶; Pawelek, Jeff B. BS‖; Akbarnia, Behrooz A. MD‡,‖; the Harms Study Group, and the Growing Spine Study Group Study…...
Effect of Spinal Deformity on Adolescent Quality of Life: Comparison of Operative Scheuermann Kyphosis, Adolescent Idiopathic Scoliosis, and Normal Controls
Lonner, Baron MD*; Yoo, Andrew BA*; Terran, Jamie S. BS*; Sponseller, Paul MD†; Samdani, Amer MD‡; Betz, Randy MD‡; Shuffelbarger, Harry MD§; Shah, Suken A. MD¶; Newton, Peter MD‖ Study Design. A prospective multicenter study and retrospective chart review. Objective. To compare health-related quality of life (HRQOL) measures and sagittal…...
Is Decompensation Preoperatively a Risk in Lenke 1C Curves?
Demura, Satoru MD*,‡; Yaszay, Burt MD*,†; Bastrom, Tracey P. MA*; Carreau, Joseph MD†; Newton, Peter O. MD*,†; Harms Study Group Study Design. A review of a multicenter, prospective registry of patients surgically treated for adolescent idiopathic scoliosis. Objective. To investigate preoperative and postoperative distribution of coronal decompensation in Lenke 1C…...
Lenke 1C and 5C Spinal Deformities Fused Selectively: 5-Year Outcomes of the Uninstrumented Compensatory Curves
Ilgenfritz, Ryan M. MD*; Yaszay, Burt MD†; Bastrom, Tracey P. MA†; Newton, Peter O. MD†; Harms Study Group Study Design. Multicenter review of prospectively collected data. Objective. To analyze the natural history of uninstrumented compensatory curves prospectively during a 5-year postoperative period in patients with selectively fused Lenke type 1C…...
Surgical Treatment of Lenke 1 Main Thoracic Idiopathic Scoliosis: Results of a Prospective, Multicenter Study
Newton, Peter O. MD*; Marks, Michelle C. PT, MA*; Bastrom, Tracey P. MA*; Betz, Randal MD†; Clements, David MD‡; Lonner, Baron MD§; Crawford, Alvin MD¶; Shufflebarger, Harry MD‖; O’Brien, Michael MD; Yaszay, Burt MD*; Harms Study Group K. MD*; Yaszay, Burt MD†; Bastrom, Tracey P. MA†; Newton, Peter O. MD†;…...
Adding Thoracic Fusion Levels in Lenke 5 Curves: Risks and Benefits
Lark, Robert K. MD*; Yaszay, Burt MD†; Bastrom, Tracey P. MA†; Newton, Peter O. MD†; Harms Study Group Study Design. Multicenter; review of prospectively collected data. Objective. To determine the risks and potential benefits of nonselective versus selective fusion in a matched set of patients with Lenke 5 curves. Summary…...