Risk Factors for Proximal Junctional Kyphosis in Fusions from the Sacrum to L1 or L2 for Adult Spinal Deformity by Koichi Murata, Shunsuke Fujibayashi, Bungo Otsuki, Takayoshi Shimizu, Shuichi Matsuda

“…Pelvic incidence (PI), lumbar lordosis (LL), pelvic tilt (PT), thoracic kyphosis (TK), thoracic compensation (TK compensation), sagittal vertical axis (SVA), T10-L2 angle, and T1 pelvic angle (TPA) were measured before and after surgery. …”
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Comparing Spinomed® and Elderly Spinal Orthosis Use on Kyphosis Angle, Back Pain, and Quality of Life in Elderly With Thoracic Hyperkyphosis by Zahra Rahimi, Seyed Mani Mahdavi, Mojtaba Kamyab, Haleh Dadgostar, Samane Ataei

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Predictors of poor outcome in cervical spondylotic myelopathy patients underwent anterior hybrid approach: focusing on change of local kyphosis by Xing Jian Cheng, Lin Jin, Xin Wang, Wen Zhang, Yong Shen

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Long-Term Results of Posterior Vertebral Column Resection for Severe Thoracolumbar Kyphosis with Achondroplastic Patients: A Case Series by Masato Tanaka, Tsang-Tung Chan, Haruo Misawa, Koji Uotani, Shinaya Arataki, Tomoyuki Takigawa, Tetsuro Mazaki, Yoshihisa Sugimoto

“…<i>Background and Objectives</i>: Thoracolumbar kyphosis is one of the most frequent skeletal manifestations in patients with achondroplasia. …”
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Association between paraspinal muscle fat infiltration and regional kyphosis angle in thoracolumbar fracture patients: a retrospective study by Yitao Liao, Xiaofeng Liu, Taichuan Xu, Chao Li, Qingming Xiao, Xian Zhang

“…We analyzed the correlation of FI rates with VAS, ODI, as well as the correction loss percentage of regional kyphosis angle. The analysis revealed a positive correlation between postoperative FI rate increase and correction loss percentage of regional kyphosis angle (r = 0.696, p < 0.001). …”
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Relationship among Osteoporosis, Sarcopenia, Locomotive Syndrome, and Spinal Kyphosis in Older Individuals Living in a Local Mountain Area by Shinji Tanishima, Hiroshi Hagino, Hiromi Matsumoto, Chika Tanimura, Hideki Nagashima

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Two-level bilateral ultrasound-guided erector spinae plane block for kyphosis corrective surgery - A case report - by Chandni Sinha, Amarjeet Kumar, Ajeet Kumar, Poonam Kumari, Prabhat Agrawal, Arun SK

“…ESP block was administered at two different levels, one at T12 (above the angle of the kyphosis L1) and another at L3 (below the angle of kyphosis L1), as the curvature of kyphosis can hinder the longitudinal spread of local anesthetic. …”
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Progressive Adolescent Idiopathic Cervical Kyphosis Secondary to Constant Postural Neck Flexion Reading Habit with a 10‐year Follow‐up: Case Report and Literature Review by Lianlei Wang, Yakubu Ibrahim, Yonghao Tian, Suomao Yuan, Xinyu Liu

Subjects: “…Adolescent idiopathic kyphosis…”
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The effectiveness of pre-contoured titanium alloy rods in inducing thoracic kyphosis after sequential spinal releases in an in vitro biomechanical model by Jinhui Shi, Nathaniel R. Ordway, Mike H. Sun, Stephen A. Albanese, William F. Lavelle

Subjects: “…thoracic kyphosis…”
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The association between vertical laminar fracture and recurrent kyphosis after implant removal of Thoracolumbar burst fracture: a retrospective study by Hualin Li, Qi Chen, Jiasen Hu, Jiapei Yu, Jianwei Xiang, Kaiyu Li, Junjie Weng, Naifeng Tian

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Predicting surgical outcome and sagittal alignment change in patients with cervical spondylosis and degenerative kyphosis after anterior cervical discectomy and fusion by Shaoqing Li, Bingqing Bai, Qiang Li, Qian Yuan, Xiangping Peng

“…Abstract The aim of this study was to forecast the risk factors of poor outcomes and postoperative loss of lordosis or recurrence of kyphosis. In this retrospective study, 101 patients with cervical spondylosis and preoperative kyphosis who underwent anterior cervical discectomy and fusion (ACDF) were enrolled, between June 2015 and June 2019. …”
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Simplified S1 vertebral bone quality score independently predicts proximal junctional kyphosis after surgery for degenerative lumbar scoliosis by Wei Deng, Yue Zhou, Qingsong Zhou, Yong Yin, Yueming Song, Ganjun Feng

Subjects: “…Proximal junctional kyphosis…”
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Effect of Two Types of Thoracolumbosacral Brace (With and Without Sensors) on Electromyography Activity of Selected Muscles in People With Thoracic Kyphosis During Typing by AmirAli Jafarnezhadgero, Milad Piran Hamlabadi, Ebrahim Noorian

“…Background and Aims People suffer from neck pain, headache, kyphosis and back pain while working with the computer for a long time, which seems to increase day by day with the advancement of technology. …”
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Does T1 slope minus cervical lordosis mismatch affect surgical outcomes of cervical laminoplasty in the absence of preoperative severe kyphosis? by Ryuji Sakamoto, Hideki Nakamoto, Yuichi Yoshida, Nozomu Ohtomo, Kosei Nagata, So Kato, Toru Doi, Yoshitaka Matsubayashi, Yuki Taniguchi, Sakae Tanaka, Yasushi Oshima

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Application of vertebral body compression osteotomy in pedicle subtraction osteotomy on ankylosing spondylitis kyphosis: Finite element analysis and retrospective study by Canchun Yang, Ziliang Zeng, Haolin Yan, Jionglin Wu, Xin Lv, Di Zhang, Zhilei Zhang, Xu Jiang, Chi Zhang, Guo Fu, Xiaoshuai Peng, Zheyu Wang, Qiancheng Zhao, Wenpeng Li, Renyuan Huang, Qiwei Wang, Bo Li, Xumin Hu, Peng Wang, Liangbin Gao

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Development and Validation of an Online Calculator to Predict Proximal Junctional Kyphosis After Adult Spinal Deformity Surgery Using Machine Learning by Chang-Hyun Lee, Dae-Jean Jo, Jae Keun Oh, Seung-Jae Hyun, Jin Hoon Park, Kyung Hyun Kim, Jun Seok Bae, Bong Ju Moon, Chang-Kyu Lee, Myoung Hoon Shin, Hyun Jun Jang, Moon-Soo Han, Chi Heon Kim, Chun Kee Chung, Seung-Myung Moon

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Evaluation of enlarged laminectomy with lateral mass screw fixation in relieving nerve root symptoms and correcting kyphosis for cervical myelopathy and radiculopathy by Zhao Fang, Yuqiao Li, Yuqiao Li, Zongyu Huang, Zongyu Huang, Gan Luo, Gan Luo, Houzhi Yang, Houzhi Yang, Haiyang Cheng, Haiyang Cheng, Tiantong Xu

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Risk factors for proximal junctional kyphosis in adult spinal deformity after correction surgery: A systematic review and meta-analysis by Xuexin Han, Jiabin Ren

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A case report on digital preoperative design, clinical application and finite element analysis for a patient with ankylosing spondylitis kyphosis by Lei Zhu, Chi Zhang, Li Peng, Zifei Cheng, Xiuwen Liang

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Prediction of Proximal Junctional Kyphosis After Posterior Scoliosis Surgery With Machine Learning in the Lenke 5 Adolescent Idiopathic Scoliosis Patient by Li Peng, Lan Lan, Peng Xiu, Guangming Zhang, Bowen Hu, Xi Yang, Yueming Song, Xiaoyan Yang, Yonghong Gu, Rui Yang, Xiaobo Zhou

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