Pseudarthrosis in adult and pediatric spinal deformity surgery: a systematic review of the literature and meta-analysis of incidence, characteristics, and risk factors

NE How, JT Street, MF Dvorak, CG Fisher, BK Kwon… - Neurosurgical …, 2019 - Springer
We conducted a systematic review with meta-analysis and qualitative synthesis. This study
aims to characterize pseudarthrosis after long-segment fusion in spinal deformity by …

Age-adjusted alignment goals have the potential to reduce PJK

R Lafage, F Schwab, S Glassman, S Bess, B Harris… - Spine, 2017 - journals.lww.com
Study Design. Retrospective cohort. Objective. To explore proximal junctional kyphosis
(PJK) as a function of age-adjusted surgical correction goals. Summary of Background Data …

State of the art: proximal junctional kyphosis—diagnosis, management and prevention

ZM Sardar, Y Kim, V Lafage, F Rand, L Lenke… - Spine Deformity, 2021 - Springer
Proximal junctional kyphosis (PJK) is a common problem that may occur following the
surgical treatment of adult patients with spinal deformity. It is defined as the proximal …

Different risk factors of proximal junctional kyphosis and proximal junctional failure following long instrumented fusion to the sacrum for adult spinal deformity …

SJ Park, CS Lee, SS Chung, JY Lee, SS Kang… - …, 2017 - journals.lww.com
BACKGROUND: The failure modes, time to development, and clinical relevance are known
to differ between proximal junctional kyphosis (PJK) and proximal junctional failure (PJF) …

Influence of pelvic incidence-lumbar lordosis mismatch on surgical outcomes of short-segment transforaminal lumbar interbody fusion

Y Aoki, A Nakajima, H Takahashi, M Sonobe… - BMC musculoskeletal …, 2015 - Springer
Background The importance of pelvic incidence-lumbar lordosis (PI-LL: PI minus LL)
mismatch is emphasized in long-segment fusion for adult spinal deformity; however, there …

Incidence and risk factors for proximal junctional kyphosis: a meta-analysis

FY Liu, T Wang, SD Yang, H Wang, DL Yang… - European Spine …, 2016 - Springer
Purpose To analyse the incidence and risk factors associated with proximal junctional
kyphosis (PJK) following spinal fusion, we collect relative statistics from the articles on PJK …

Effective prevention of proximal junctional failure in adult spinal deformity surgery requires a combination of surgical implant prophylaxis and avoidance of sagittal …

BG Line, S Bess, R Lafage, V Lafage, F Schwab… - Spine, 2020 - journals.lww.com
Study Design. Propensity score matched analysis of a multi-center prospective adult spinal
deformity (ASD) database. Objective. Evaluate if surgical implant prophylaxis combined with …

A pilot study on posterior polyethylene tethers to prevent proximal junctional kyphosis after multilevel spinal instrumentation for adult spinal deformity

TJ Buell, AL Buchholz, JC Quinn, S Bess… - Operative …, 2019 - journals.lww.com
OBJECTIVE To determine if junctional tethers reduce PJK after multilevel instrumented
surgery for adult spinal deformity (ASD). METHODS ASD patients who underwent posterior …

Alignment risk factors for proximal junctional kyphosis and the effect of lower thoracic junctional tethers for adult spinal deformity

TJ Buell, CJ Chen, JC Quinn, AL Buchholz… - World neurosurgery, 2019 - Elsevier
Objective The aims of this retrospective cohort study were to 1) identify new alignment risk
factors for proximal junctional kyphosis (PJK) in adult spinal deformity (ASD) patients with …

Prophylactic vertebral cement augmentation at the uppermost instrumented vertebra and rostral adjacent vertebra for the prevention of proximal junctional kyphosis …

GM Ghobrial, DG Eichberg, JPG Kolcun, K Madhavan… - The spine journal, 2017 - Elsevier
Abstract Background Context Proximal junctional kyphosis (PJK) and proximal junctional
failure (PJF) are common problems after long-segment (> 5 levels) thoracolumbar …