scholarly journals Risk Factors for Adjacent Fractures After Cement-Augmented Thoracolumbar Pedicle Screw Instrumentation

10.14444/5069 ◽  
2018 ◽  
Vol 12 (5) ◽  
pp. 565-570
Author(s):  
FALKO SCHWARZ ◽  
MICHAELA BURCKHART ◽  
AARON LAWSON MCLEAN ◽  
ROLF KALFF ◽  
ALBRECHT WASCHKE
2021 ◽  
Vol 10 (22) ◽  
pp. 5351
Author(s):  
Hong Jin Kim ◽  
Jae Hyuk Yang ◽  
Dong-Gune Chang ◽  
Se-Il Suk ◽  
Seung Woo Suh ◽  
...  

Several studies have reported incidence and risk factors for the development of proximal junctional kyphosis (PJK) in patients with adolescent idiopathic scoliosis (AIS). However, there is little information regarding long-term follow-up after pedicle screw instrumentation (PSI) with rod derotation (RD) and direct vertebral rotation (DVR). Sixty-nine AIS patients who underwent deformity correction using PSI with RD and DVR were retrospectively analyzed in two groups according to the occurrence of PJK, with a minimum five-year follow-up, including a non-PJK group (n = 62) and PJK group (n = 7). Radiological parameters were evaluated at preoperative, postoperative, and last follow-up. Incidence for PJK was 10.1% (7/69 patients), with a mean 9.4-year follow-up period. The thoracolumbar/lumbar curve (TL/L curve) was proportionally higher in the PJK group. The proximal compensatory curve was significantly lower in the PJK group than in the non-PJK group preoperatively (p = 0.027), postoperatively (p = 0.001), and at last follow-up (p = 0.041). The development of PJK was associated with the TL/L curve pattern, lower preoperative proximal compensatory curve, and over-correction of the proximal curve for PSI with RD and DVR. Therefore, careful evaluation of compensatory curves as well as of the main curve is important to prevent the development of PJK in the treatment of AIS.


2003 ◽  
Vol 10 (2) ◽  
pp. 137
Author(s):  
Kye-Nam Cho ◽  
Hyung-Ku Yoon ◽  
Ho-Seung Jeon ◽  
Seung-Ju Jeon ◽  
Jae-Ho Choi ◽  
...  

2019 ◽  
Vol 128 ◽  
pp. e744-e751 ◽  
Author(s):  
Michael Jian-Wen Chen ◽  
Chi-Chien Niu ◽  
Ming-Kai Hsieh ◽  
An-Jhih Luo ◽  
Tsai-Sheng Fu ◽  
...  

1992 ◽  
Vol 25 (6) ◽  
pp. 688
Author(s):  
Anna G.U. Sawa ◽  
Jack M. Winters ◽  
James B. Koeneman ◽  
Jack K. Mayfield

Spine ◽  
2016 ◽  
Vol 41 (14) ◽  
pp. E851-E856 ◽  
Author(s):  
Keitaro Matsukawa ◽  
Takashi Kato ◽  
Yoshiyuki Yato ◽  
Hiroshi Sasao ◽  
Hideaki Imabayashi ◽  
...  

2015 ◽  
Vol 5 (1_suppl) ◽  
pp. s-0035-1554365-s-0035-1554365
Author(s):  
Zhong-Hui Chen ◽  
Xu Sun ◽  
Bin Wang ◽  
Bang-Ping Qian ◽  
Yang Yu ◽  
...  

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