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Author Paul D Sponseller

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Why the Hips Remain Stable When the Spine Strays: A Deeper Analysis of the Relationship Between Hip Displacement and Severe Scoliosis in Patients With Cerebral Palsy.

Matthew J Hadad, Amy L Xu, Barry R Bryant, Nicholas S Andrade, Alexander H Hoon, Paul D Sponseller,

<h4>Background</h4>Many patients with spastic quadriplegic cerebral palsy (CP) and severe scoliosis develop hip displacement, whereas others do not. We investigated demographic characteristics, risk factors for CP, and imaging findings associated with nondisplaced hips in patients with CP and severe scoliosis.<h4>Methods</h4>We retrospectively analyzed records of 229 patients with spastic quadriplegic CP ... Read more >>

J Pediatr Orthop (Journal of pediatric orthopedics)
[2021, 41(5):261-266]

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Spine deformity care: a team effort.

Paul D Sponseller,

This address highlights the Society's progress during the past year, with special initiatives in inter-disciplinary education, research, and increased engagement. ... Read more >>

Spine Deform (Spine deformity)
[2021, 9(2):311-313]

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Growth-friendly surgery results in more growth but a higher complication rate and unplanned returns to the operating room compared to single fusion in neuromuscular early-onset scoliosis: a multicenter retrospective cohort study.

Ying Li, Jennylee Swallow, Joel Gagnier, Patrick J Cahill, Paul D Sponseller, Sumeet Garg, George H Thompson, Brandon A Ramo, ,

<h4>Purpose</h4>Compare radiographic outcomes, complications, and QoL in neuromuscular early-onset scoliosis (EOS) patients treated with single posterior spinal fusion (PSF) versus growth-friendly surgery and definitive fusion (GFDF).<h4>Methods</h4>In a retrospective cohort study, children with neuromuscular EOS, age 8-11 years at index surgery with PSF or GF devices, with minimum 2-year follow-up after final ... Read more >>

Spine Deform (Spine deformity)
[2021, :]

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Residual lumbar hyperlordosis is associated with worsened hip status 5 years after scoliosis correction in non-ambulant patients with cerebral palsy.

Aaron J Buckland, Dainn Woo, H Kerr Graham, Dennis Vasquez-Montes, Patrick Cahill, Thomas J Errico, Paul D Sponseller, ,

<h4>Background</h4>Cerebral palsy (CP) is a static encephalopathy with progressive musculoskeletal pathology. Non-ambulant children (GMFCS IV and V) with CP have high rates of spastic hip disease and neuromuscular scoliosis. The effect of spinal fusion and spinal deformity on hip dislocation following total hip arthroplasty has been well studied, however in ... Read more >>

Spine Deform (Spine deformity)
[2021, :]

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Role of the Pubic Symphysis in Osseous Pelvic Development: A Novel Model of Bladder Exstrophy in Rabbits.

Ethan Cottrill, Walter Klyce, Zach Pennington, Jeff Ehresman, Heather Di Carlo, John P Gearhart, Paul D Sponseller,

<h4>Background</h4>It has been posited that the osseous pelvic anomalies seen in patients with classic bladder exstrophy (CBE) result from disruption of the pubic symphysis. This hypothesis, however, has not been tested. In the present animal study, our objective was to determine whether the tension of the pubic symphysis helps maintain ... Read more >>

J Pediatr Orthop (Journal of pediatric orthopedics)
[2021, 41(2):e181-e187]

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Restoration of Thoracic Kyphosis in Adolescent Idiopathic Scoliosis Over a Twenty-year Period: Are We Getting Better?

Blake M Bodendorfer, Suken A Shah, Tracey P Bastrom, Baron S Lonner, Burt Yaszay, Amer F Samdani, Firoz Miyanji, Patrick J Cahill, Paul D Sponseller, Randal R Betz, David H Clements, Lawrence G Lenke, Harry L Shufflebarger, Michelle C Marks, Peter O Newton, ,

<h4>Study design</h4>A multicenter, prospectively collected database of 20 years of operatively treated adolescent idiopathic scoliosis (AIS) was utilized to retrospectively examine pre- and postoperative thoracic kyphosis at 2-year follow-up.<h4>Objective</h4>To determine if the adoption of advanced three-dimensional correction techniques has led to improved thoracic kyphosis correction in AIS.<h4>Summary of background data</h4>Over ... Read more >>

Spine (Phila Pa 1976) (Spine)
[2020, 45(23):1625-1633]

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Results of Conservative and Surgical Management in Children with Idiopathic and Nonidiopathic Os Odontoideum.

Antti J Saarinen, Jennifer M Bauer, Bram Verhofste, Paul D Sponseller, Walter F Krengel, Daniel Hedequist, Patrick J Cahill, A Noelle Larson, Joshua M Pahys, Jeffrey E Martus, Burt Yaszay, Jonathan H Phillips, Ilkka J Helenius,

<h4>Objective</h4>The outcomes of conservative and operative treatment of os odontoideum in children remain unclear. Our objective was to study the outcomes of conservative and surgical treatment of idiopathic os odontoideum in children and compare these outcomes in age- and treatment-matched nonidiopathic children with os odontoideum.<h4>Methods</h4>A retrospective multicenter review identified 102 ... Read more >>

World Neurosurg (World neurosurgery)
[2021, 147:e324-e333]

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Risk factors for gastrointestinal complications after spinal fusion in children with cerebral palsy.

Bram P Verhofste, Jay G Berry, Patricia E Miller, Charis N Crofton, Brigid M Garrity, Nicholas D Fletcher, Michelle C Marks, Suken A Shah, Peter O Newton, Amer F Samdani, Mark F Abel, Paul D Sponseller, , Michael P Glotzbecker,

<h4>Design</h4>Prospective cerebral palsy (CP) registry review.<h4>Objectives</h4>(1) Evaluate the incidence/risk factors of gastrointestinal (GI) complications in CP patients after spinal fusion (SF); and (2) investigate the validity of the modified Clavien-Dindo-Sink classification.<h4>Background</h4>Perioperative GI complications result in increased length of stay (LOS) and patient morbidity/mortality. However, none have analyzed the outcomes of ... Read more >>

Spine Deform (Spine deformity)
[2021, 9(2):567-578]

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Do seizures compromise correction maintenance after spinal fusion in cerebral palsy scoliosis?

Oussama Abousamra, Brian T Sullivan, Suken A Shah, Burt Yaszay, Amer F Samdani, Patrick J Cahill, Peter O Newton, Paul D Sponseller,

Seizure disorder in cerebral palsy (CP) has been described as a risk factor for postoperative complications after posterior spinal fusion. However, the effect of seizures on the maintenance of curve correction has not been reported. The aim of this study is to investigate associations between seizure history and maintenance of ... Read more >>

J Pediatr Orthop B (Journal of pediatric orthopedics. Part B)
[2020, 29(6):538-541]

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New neurologic deficit and recovery rates in the treatment of complex pediatric spine deformities exceeding 100 degrees or treated by vertebral column resection (VCR).

Oheneba Boachie-Adjei, Henry Ofori Duah, Kwadwo Poku Yankey, Lawrence G Lenke, Paul D Sponseller, Daniel J Sucato, Amer F Samdani, Peter O Newton, Suken A Shah, Mark A Erickson, Harry Akoto, Brenda A Sides, Munish C Gupta, ,

<h4>Study design</h4>Prospective multicenter international observational study.<h4>Objective</h4>To investigate incidence of new neurologic deficit (NND) and the long-term recovery patterns following complex pediatric spine deformity surgery. The SRS M&M reports identify pediatric patients as having higher rate of new neurologic deficit compared with adults, while congenital and neuromuscular deformities are associated with ... Read more >>

Spine Deform (Spine deformity)
[2021, 9(2):427-433]

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Correction to: Opioid prescribing practices after posterior spinal arthrodesis for adolescent idiopathic scoliosis.

Andrew B Harris, Varun Puvanesarajah, Majd Marrache, Caleb P Gottlich, Micheal Raad, Richard L Skolasky, Dolores B Njoku, Paul D Sponseller, Amit Jain,

The original version of this article unfortunately contained a mistake. ... Read more >>

Spine Deform (Spine deformity)
[2020, 8(5):975]

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A report of two conservative approaches to early onset scoliosis: serial casting and bracing.

Ying Li, Jennylee Swallow, Joel Gagnier, George H Thompson, Peter F Sturm, John B Emans, Paul D Sponseller, Michael P Glotzbecker, ,

<h4>Purpose</h4>Previous reports have demonstrated the effectiveness of casting for EOS. Brace treatment for EOS has not been studied. The purpose of this multicenter retrospective study was to compare radiographic outcomes, complications, and rates of conversion to surgery in children with EOS treated with casting or bracing.<h4>Methods</h4>Children aged 2-6 years with idiopathic ... Read more >>

Spine Deform (Spine deformity)
[2021, 9(2):595-602]

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Radiographic assessments of pediatric supracondylar fractures and mid-term patient-reported outcomes.

Francisco A Eguia, Caleb P Gottlich, Molly Vora, Walter Klyce, Sherif Hassan, Paul D Sponseller, R Jay Lee,

Radiographic parameters are commonly used to determine the need for surgical supracondylar humeral (SCH) fracture reduction and the postoperative quality of reduction. We studied whether such parameters are correlated with mid-term patient-reported outcome (PRO) scores in pediatric patients.We retrospectively reviewed data from 213 patients (104 girls) treated surgically for Gartland ... Read more >>

Medicine (Baltimore) (Medicine)
[2020, 99(41):e22543]

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Comparing health-related quality of life and burden of care between early-onset scoliosis patients treated with magnetically controlled growing rods and traditional growing rods: a multicenter study.

Hiroko Matsumoto, David L Skaggs, Behrooz A Akbarnia, Jeff B Pawelek, Tricia St Hilaire, Sonya Levine, Peter Sturm, Francisco Javier Sanchez Perez-Grueso, Scott J Luhmann, Paul D Sponseller, John T Smith, Klane K White, Michael G Vitale, ,

<h4>Study design</h4>Multicenter retrospective cohort study.<h4>Objectives</h4>To compare pre-operative and post-operative EOSQ-24 scores in magnetically controlled growing rods (MCGR) and traditional growing rod (TGR) patients. Since the introduction of MCGR, early-onset scoliosis patients have been afforded a reduction in the number of surgeries compared to the TGR technique. However, little is known ... Read more >>

Spine Deform (Spine deformity)
[2021, 9(1):239-245]

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Volumetric and acetabular changes in the bony pelvis associated with primary closure of classic bladder exstrophy.

Roni Manyevitch, Emily Dunn, Mohammad H Zaman, Mahir N Maruf, Karl Benz, Emily K Clennon, Wayland J Wu, Rachel Davis, Heather N Di Carlo, Paul D Sponseller, Andrew A Stec, John P Gearhart,

<h4>Introduction</h4>Repair of classic bladder exstrophy (CBE) is known to alter dimensions of the bony pelvic ring. Pelvic volume and acetabular configuration are additional metrics which merit analysis in the reconstruction process. Advances in magnetic resonance imaging (MRI) allow for precise elucidation of such anatomy in pediatric patients, providing enhanced knowledge ... Read more >>

J Pediatr Urol (Journal of pediatric urology)
[2020, 16(6):832.e1-832.e9]

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Characterizing Use of Growth-friendly Implants for Early-onset Scoliosis: A 10-Year Update.

Walter Klyce, Stuart L Mitchell, Jeff Pawelek, David L Skaggs, James O Sanders, Suken A Shah, Richard E McCarthy, Scott J Luhmann, Peter F Sturm, John M Flynn, John T Smith, Behrooz A Akbarnia, Paul D Sponseller,

<h4>Background</h4>Growth-friendly treatment of early-onset scoliosis (EOS) has changed with the development and evolution of multiple devices. This study was designed to characterize changes in the use of growth-friendly implants for EOS from 2007 to 2017.<h4>Methods</h4>We queried the Pediatric Spine Study Group database for patients who underwent index surgery with growth-friendly ... Read more >>

J Pediatr Orthop (Journal of pediatric orthopedics)
[2020, 40(8):e740-e746]

Cited: 1 time

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Seasonal Variation in the Volume of Posterior Spinal Arthrodesis Procedures for Pediatric Scoliosis.

Majd Marrache, Andrew B Harris, Varun Puvanesarajah, Paul D Sponseller,

<h4>Study design</h4>Retrospective review of the Healthcare Cost and Utilization Project's Kids' Inpatient Database.<h4>Objective</h4>The aim of this study was to investigate variations in surgical case volume in the US for spinal arthrodesis for pediatric patients with scoliosis.<h4>Summary of background data</h4>Approximately 38,000 spinal arthrodesis procedures are performed each year in the United ... Read more >>

Spine (Phila Pa 1976) (Spine)
[2020, 45(18):1293-1298]

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Prolonged Postoperative Intubation After Spinal Fusion in Cerebral Palsy: Are There Modifiable Risk Factors and Associated Consequences?

Scott M LaValva, Keith Baldwin, Ishaan Swarup, John M Flynn, Joshua M Pahys, Burt Yaszay, Mark F Abel, Keith Bachmann, Suken A Shah, Paul D Sponseller, Patrick J Cahill, ,

<h4>Background</h4>Instrumented spinal fusion is performed to correct severe spinal deformity that commonly complicates cerebral palsy (CP). Prolonged intubation (PI) is a common perioperative complication, though little is known about the risk factors and consequences of this phenomenon.<h4>Questions/purposes</h4>The purpose of this study was to determine (1) the preoperative and intraoperative risk ... Read more >>

J Pediatr Orthop (Journal of pediatric orthopedics)
[2020, 40(8):431-437]

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Mid-term Patient-reported Outcomes After Lateral Versus Crossed Pinning of Pediatric Supracondylar Humerus Fractures.

Francisco Eguia, Caleb Gottlich, Gilberto Lobaton, Molly Vora, Paul D Sponseller, R Jay Lee,

<h4>Background</h4>Closed reduction and percutaneous pinning in a crossed or lateral configuration is the standard treatment for supracondylar humerus (SCH) fractures. We compared mid-term patient-reported outcomes (PROs), radiographic outcomes, and complication rates between patients treated with crossed versus lateral pinning.<h4>Methods</h4>We reviewed 508 pediatric patients treated surgically for Gartland type-III SCH fractures ... Read more >>

J Pediatr Orthop (Journal of pediatric orthopedics)
[2020, 40(7):323-328]

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Does thoracoplasty adversely affect lung function in complex pediatric spine deformity? A 2-year follow-up review.

Oheneba Boachie-Adjei, Arthur Sackeyfio, Henry Ofori Duah, Lawrence G Lenke, Paul D Sponseller, Daniel J Sucato, Amer F Samdani, Peter O Newton, Suken A Shah, Mark A Erickson, Irene Wulff, Brenda A Sides, Munish C Gupta, ,

<h4>Study design</h4>Retrospective review of prospective multi-center cohort.<h4>Objective</h4>To investigate the impact of thoracoplasty on pulmonary function at 2-year follow-up among complex pediatric spine deformity patients. Complex pediatric spine deformities may be associated with significant rib prominence causing body image concerns. Surgical correction of spine deformity may include thoracoplasty to correct the ... Read more >>

Spine Deform (Spine deformity)
[2021, 9(1):105-111]

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Emergency Department Visits After Posterior Spinal Fusion for Adolescent Idiopathic Scoliosis.

Andrew B Harris, Majd Marrache, Varun Puvanesarajah, Micheal Raad, Richard L Skolasky, Dolores Njoku, Paul D Sponseller, Amit Jain,

<h4>Background</h4>The incidence of emergency department (ED) visits after posterior spinal fusion (PSF) in adolescent idiopathic scoliosis (AIS) patients is not well known. We hypothesize that the majority of ED visits are related to constipation and pain issues, and are not for serious complications.<h4>Methods</h4>Using a private insurance claims database, we identified ... Read more >>

J Pediatr Orthop (Journal of pediatric orthopedics)
[2020, 40(7):e629-e633]

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Major complications following surgical correction of spine deformity in 257 patients with cerebral palsy.

Burt Yaszay, Carrie E Bartley, Paul D Sponseller, Mark Abel, Patrick J Cahill, Suken A Shah, Firoz Miyanji, Amer F Samdani, Carlie Daquino, Peter O Newton,

<h4>Study design</h4>Observational.<h4>Objectives</h4>To report on the rate of major complications following spinal fusion and instrumentation to treat spinal deformity in patients with cerebral palsy (CP). Understanding the risk of major complications following the surgical treatment of spine deformities in patients with CP is critical.<h4>Methods</h4>A prospectively collected, multicenter database of patients with ... Read more >>

Spine Deform (Spine deformity)
[2020, 8(6):1305-1312]

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Comparing short-term AIS post-operative complications between ACS-NSQIP and a surgeon study group.

Jennifer M Bauer, Suken A Shah, Paul D Sponseller, Amer F Samdani, Peter O Newton, Michelle C Marks, Baron S Lonner, Burt Yaszay, ,

<h4>Study design</h4>Prospective cohort review.<h4>Objective</h4>To compare two AIS databases to determine if a performance improvement-based surgeon group has different outcomes compared to a national database. The American College of Surgeon's National Quality Improvement Program (ACS-NSQIP) and a surgeon study group (SG) collect prospective data on AIS surgery outcomes. NSQIP offers open ... Read more >>

Spine Deform (Spine deformity)
[2020, 8(6):1247-1252]

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Of Major Complication Types, Only Deep Infections After Spinal Fusion Are Associated With Worse Health-related Outcomes in Children With Cerebral Palsy.

Francisco Eguia, Derek T Nhan, Suken A Shah, Amit Jain, Amer F Samdani, Burt Yaszay, Joshua M Pahys, Michelle C Marks, Paul D Sponseller, ,

<h4>Study design</h4>Retrospective review.<h4>Objective</h4>The aim of this study was to determine whether major postoperative complications ("complications") are associated with 2-year improvements in Caregiver Priorities and Child Health Index of Life with Disabilities (CPCHILD) scores after scoliosis surgery, and whether complications and preoperative characteristics predict 2-year improvements in CPCHILD Total score.<h4>Summary of ... Read more >>

Spine (Phila Pa 1976) (Spine)
[2020, 45(14):993-999]

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Ponte Osteotomy in Pediatric Spine Surgery.

Caleb Gottlich, Paul D Sponseller,

First utilized in spine surgery in the late 1980s, the Ponte osteotomy is a method of surgically shortening the posterior column in order to obtain greater corrective power in the management of kyphosis or kyphoscoliosis. It is accomplished by removal of bone around the articulation of spinal facet joints, which ... Read more >>

JBJS Essent Surg Tech (JBJS essential surgical techniques)
[2020, 10(3):]

Cited: 2 times

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