Conservative Treatment and Unfavorable Factors to Bone Healing of “Pre-lysis”-Stage Lumbar Spondylolysis in Adolescents by Hisanori Gamada, Masaki Tatsumura, Shun Okuwaki, Masashi Yamazaki

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Effects of Spina Bifida Occulta on Bone Union in Fifth Lumbar Spondylolysis by Hisanori Gamada, Masaki Tatsumura, Shun Okuwaki, Toru Funayama, Masashi Yamazaki

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Characteristics of lumbar spondylolysis: L5 versus non-L5 by Hisanori Gamada, Masaki Tatsumura, Shun Okuwaki, Reo Asai, Toru Funayama, Masashi Yamazaki

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Bone Healing in Adolescents with Bilateral L5 Spondylolysis with and without Preexisting Contralateral Terminal Spondylolysis by Fumihiko Eto, Masaki Tatsumura, Hisanori Gamada, Shun Okuwaki, Masao Koda, Masashi Yamazaki

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Main and contralateral side stages of lesion affected bone union in the conservative treatment of adolescent lumbar spondylolysis: a multivariable analysis of 217 patients and 298... by Hisanori Gamada, Masaki Tatsumura, Reo Asai, Shun Okuwaki, Toru Funayama, Masashi Yamazaki

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Relationship between Vertebral Instability and the Cross-Sectional Area of Lumbar Muscles in Postmenopausal Acute Osteoporotic Vertebral Fractures by Shun Okuwaki, Toru Funayama, Akira Ikumi, Satoshi Matsuura, Haruo Kawamura, Masashi Yamazaki

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Characteristics of Adult-Onset Acute Lumbar Spondylolysis Treated Conservatively by Reo Asai, Masaki Tatsumura, Shun Okuwaki, Hisanori Gamada, Toru Funayama, Atsushi Hirano, Masashi Yamazaki

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Association of Pars Defect Type with Clinical Outcome after Smiley Face Rod Methods for Terminal-Stage Spondylolysis by Shun Okuwaki, Masaki Tatsumura, Hisanori Gamada, Reo Asai, Katsuya Nagashima, Yosuke Takeuchi, Toru Funayama, Masashi Yamazaki

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Characteristics of Lumbar Spondylolysis in Adolescent Baseball Players: Relationship between the Laterality of Lumbar Spondylolysis and the Throwing or Batting Side by Shotaro Teruya, Toru Funayama, Masaki Tatsumura, Hisanori Gamada, Shun Okuwaki, Takeo Mammoto, Atsushi Hirano, Masashi Yamazaki

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Erratum for A Novel Technique for Pars Defect Direct Repair with a Modified Smiley Face Rod for Spondylolysis and Isthmic Spondylolisthesis by Masaki Tatsumura, Shun Okuwaki, Hisarnori Gamada, Reo Asai, Fumihiko Eto, Katsuya Nagashima, Yosuke Takeuchi, Toru Funayama, Masashi Yamazaki

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A Novel Technique for Pars Defect Direct Repair with a Modified Smiley Face Rod for Spondylolysis and Isthmic Spondylolisthesis by Masaki Tatsumura, Shun Okuwaki, Hisarnori Gamada, Reo Asai, Fumihiko Eto, Katsuya Nagashima, Yosuke Takeuchi, Toru Funayama, Masashi Yamazaki

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Factors associated with failure of bony union after conservative treatment of acute cases of unilateral lumbar spondylolysis by Masaki Tatsumura, Hisanori Gamada, Shun Okuwaki, Fumihiko Eto, Katsuya Nagashima, Takeshi Ogawa, Takeo Mammoto, Atsushi Hirano, Masao Koda, Masashi Yamazaki

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Features of sacral alar fatigue fractures in adolescent athletes with overuse by Masaki Tatsumura, Fumihiko Eto, Katsuya Nagashima, Shun Okuwaki, Hisanori Gamada, Sho Iwabuchi, Takeshi Ogawa, Takeo Mammoto, Atsushi Hirano, Masashi Yamazaki

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Epidemiological differences between the sexes in adolescent patients with lumbar spondylolysis: a single-institution experience in Japan by Reo Asai, Masaki Tatsumura, Hisanori Gamada, Shun Okuwaki, Fumihiko Eto, Katsuya Nagashima, Yousuke Takeuchi, Toru Funayama, Takeo Mammoto, Atsushi Hirano, Masashi Yamazaki

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Measurement of Postoperative Apical Vertebral Rotation Using Radiographic Images in Adolescent Idiopathic Scoliosis―Quantitative Evaluation Using Inverse Trigonometric Functions by Shun Okuwaki, Toshiaki Kotani, Shuhei Ohyama, Shuhei Iwata, Tsuyoshi Sakuma, Yasushi Iijima, Tsutomu Akazawa, Kazuhide Inage, Yasuhiro Shiga, Shohei Minami, Seiji Ohtori, Masashi Yamazaki

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Surgical Apgar Score and Controlling Nutritional Status Score can be predictors of major postoperative complications after spine surgery by Takahiro Sunami, Kousei Miura, Yosuke Shibao, Shun Okuwaki, Kotaro Sakashita, Tomoaki Shimizu, Hisanori Gamada, Hiroshi Noguchi, Hiroshi Takahashi, Toru Funayama, Masao Koda, Masashi Yamazaki

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Median Arcuate Ligament and Origin of the Celiac Artery Proximity Change in Patients after Surgery to Correct Adult Spinal Deformity: Potential Risk Factors for Acute Celiac Artery... by Shuhei Ohyama, Toshiaki Kotani, Yasushi Iijima, Takahiro Sunami, Shun Okuwaki, Tsuyoshi Sakuma, Yosuke Ogata, Shuhei Iwata, Tsutomu Akazawa, Kazuhide Inage, Yasuhiro Shiga, Shohei Minami, Seiji Ohtori

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Median Arcuate Ligament Resection before Surgery for Adult Spinal Deformity in Patient with Preoperative Stenosis of Celiac Artery: A Case Report by Toshiaki Kotani, Shinichi Okazumi, Tsuyoshi Sakuma, Yasushi Iijima, Shun Okuwaki, Shuhei Ohyama, Shuhei Iwata, Kotaro Sakashita, Takahiro Sunami, Tsutomu Akazawa, Kazuhide Inage, Yasuhiro Shiga, Shohei Minami, Seiji Ohtori

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Exploring factors affecting activities of daily living in patients with osteoporotic vertebral fractures managed conservatively: a post-hoc analysis of a prospective cohort study by Toru Funayama, Masaki Tatsumura, Kengo Fujii, Yosuke Shibao, Shun Okuwaki, Kotaro Sakashita, Takahiro Sunami, Kento Inomata, Hisanori Gamada, Kousei Miura, Hiroshi Noguchi, Hiroshi Takahashi, Masao Koda, Masashi Yamazaki

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The Optimal Patient Position on the Surgical Table for Lateral Lumbar Interbody Fusion in Adult Spinal Deformity Using Three-Dimensional Computed Tomography: A Retrospective Study by Yosuke Ogata, Toshiaki Kotani, Takahiro Sunami, Shun Okuwaki, Shuhei Ohyama, Yasushi Iijima, Kotaro Sakashita, Shuhei Iwata, Kohei Okuyama, Tsuyoshi Sakuma, Tsutomu Akazawa, Shohei Minami, Seiji Ohtori, Masao Koda, Masashi Yamazaki

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