[HTML][HTML] Proximal junctional kyphosis in adult spinal deformity: definition, classification, risk factors, and prevention strategies

HJ Kim, JH Yang, DG Chang, SI Suk, SW Suh… - Asian Spine …, 2022 - ncbi.nlm.nih.gov
… The development of kyphosis at the transition between fused … a proximal junctional angle
(PJA) at least 15 from the caudal … PJF is a progressive form of PJK characterized by features …

Calibration of a comprehensive predictive model for the development of proximal junctional kyphosis and failure in adult spinal deformity patients with consideration of …

PS Tretiakov, R Lafage, JS Smith, BG Line… - … of Neurosurgery: Spine, 2023 - thejns.org
… , progressive, and delayed proximal junctional kyphosis over … long instrumented fusion
to the sacrum for adult spinal … Selecting caudal fusion levels: 2 year functional and stiffness …

Revision surgery in proximal junctional kyphosis

M Cerpa, Z Sardar, L Lenke - European spine journal, 2020 - Springer
… In addition, long spinal instrumented fusions to the sacrum … lordosis, and a pelvic incidence
> 55 as significant predictive … if there is severe deformity, progressive deformity, ongoing or …

Prevalence of junctional kyphosis in early-onset scoliosis: can it be corrected at final fusion?

…, BA Akbarnia, Pediatric Spine Study Group… - European Spine …, 2021 - Springer
… , is considered in the setting of progressive EOS to delay the … the risk and predictive factors
of junctional issues after … of TGR instrumentation to levels cephalad and caudal from the …

Preliminary report on the flexible rod technique for prevention of proximal junctional kyphosis following long-segment fusion to the sacrum in adult spinal deformity

KY Lee, JH Lee, KC Kang, WJ Shin, SK Im… - … of Neurosurgery: Spine, 2019 - thejns.org
… We also analyzed the predictive factors of PJK and found no significant difference in …
Progressive junctional kyphosis at the caudal end of lumbar instrumented fusion: etiology, predictors

Multilevel stabilization screws prevent proximal junctional failure and kyphosis in adult spinal deformity surgery: a comparative cohort study

A Kaufmann, C Claus, D Tong, C Hanson… - Operative …, 2022 - journals.lww.com
… open thoracolumbar fusion (>3 levels, extending cranially above T6 and caudally below L1)
… the standard of care. Proximal junctional kyphosis (PJK) and proximal junctional failure (PJF…

Results of revision surgery for proximal junctional kyphosis following posterior segmental instrumentation: minimum 2-year postrevision follow-up

YC Kim, LG Lenke, KH Bridwell, SJ Hyun, KH You… - Spine, 2016 - journals.lww.com
… for complications and predictors of successful revision for … PJK after posterior instrumented
fusions and evaluated their … nonsurgical management, new neurologic deficit, or progressive

Posterior polyethylene tethers reduce occurrence of proximal junctional kyphosis after multilevel spinal instrumentation for adult spinal deformity: a retrospective …

EP Rabinovich, MH Snyder, JJ McClure, TJ Buell… - …, 2021 - journals.lww.com
treated with long-segment posterior instrumented fusions who … the caudal endplate of the
uppermost instrumented vertebra (… as significant predictors of postoperative PJK development. …

Proximal junction kyphosis after posterior spinal fusion for early-onset scoliosis

L Piantoni, RG Remondino, CA Tello, IAF Wilson… - Spine Deformity, 2020 - Springer
… than 10 years, regardless of the etiology [1]. After posterior … the caudal end plate of the UIV
and cephalic end plate of two … The revision rate was 4% (one patient) owing to progressive

… surgery for proximal junctional failure after adult spinal deformity surgery: revalidation of the Hart–International Spine Study Group proximal junctional kyphosis …

A Raj, CS Lee, JS Park, BJ Kang, TS Shin… - … of Neurosurgery: Spine, 2022 - thejns.org
… after long instrumented fusion for adult spinal deformity (ASD)… deficit, and progressive
kyphosis and necessitates revision … Therefore, evaluation of PJF severity and prediction of which …