PROGRAM
Room1

Morioka Civic Cultural Hall (Main Hall)
Thursday October 30th

8：55−9：00

Opening Remarks
President: Ken Yamazaki.MD

9：05−9：45

Theme1：Postoperative Complication
Moderators：Ikuho Yonezawa.MD, Toshiaki Kotani.MD

M-1. Apex of deformity for PVCR. Does it matter in the occurrence ofcomplications ?（Page133）
Mitsuru Yagi,et al.
Department of Orthopedic Surgery, National Hospital Organization Murayama
Medical CenterM-2. Distal adding-on in Lenke 1A adolescent idiopathic scoliosis（Page134）
Ayato Nohara,et al.
The Department of Orthopedics and Spine Surgery, Meijo HospitalM-3. The risk foctor of the excessive intraoperative bleeding in adult spinal
deformity surgery（Page135）
Tomohiko Hasegawa, et al.
Department of Orthopaedic surgery, Hamamatsu University School of Medicine
M-4. Neurological complications incidental to spinal deformity correction.Reliablity of single-modal monitoring of motor evoked potentials
following transcranial electrical stimulation.（Page136）
Takuya Yamamoto,et al.
The Department of Orthopaedic Syrgery, University of Kagoshima
M-5. Morbidity & Mortality 2012 of Japanese Scoliosis Research Society（Page137）
Katsushi Takeshita,et al.
Orthopaedic Surgery, Jichi Medical University
9:45−10:25

Theme 2：Early Onset Scoliosis
Moderators：Taichi Tsuji.MD, Kota Watanabe.MD

M-6. Continued study of conservative therapy with dynamic spinal bracefor spinal deformity in children under age six （Page138）− 60 −

M-7. Clinical outcome of the growing rod techniques in treatment of early
onset scoliosis with prior foundation establishment（Page139）
Makoto Ohe et al.
Department of Orthopaedic Surgery, Dokkyo Medical University
M-8. Clinical outcome of dual growing rod procedure: 13 case reports（Page140）
Kensuke Shinohara,et al.
The Department of Orthpaedic Surgery,Okayama University Hospital
M-9. Long-term quality of life after early fusion surgery in congenitalscoliosis patients: a multicenter study（Page141）
Toshiaki Kotani,et al.
Department of Orthopedic Surgery, Seirei Sakura Citizen Hospital
M-10. Prognostic factor of infantile scoliosis（Page142）
Toru Yamaguchi,et al.
Department of Orthoaedic and Spine sugery, Fukuoka children's hospital
10：25−10：35

Intermission

10：35−11：35

Yamada Inoue Memorial Lecture（Page93）
Yutaka Nohara.MD, Moderator: Ken Yamazaki.MD

11：35－11：50

Intermission

11：50－12：50

Luncheon Seminar1：Current Controversies
and Challenges in Early Onset Spinal Deformity（Page97）
Suken A. Shah.MD
Alfred I. duPont Hospital for Children, Department ofOrthopaedics, Wilmington, Delaware USA
Moderator: Katsushi Takeshita.MD

12：50－13：00

Intermission

13：00－14：00

Invited Lecture1：Management of Early Onset
Deformities: Current Concepts（Page94）
Muharrem Yazici.MD
Hacettepe University Faculty of Medicine, Ankara, Turkey
Moderator :Haruhisa Yanagida.MD− 61 −

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October 30

Ichiro Kajiura,et al.
Osaka Developmental Rehabilitation Center, Minami Osaka Children's
Rehabilitation Hospital14：00－14：05

Intermission

14：05－15：25

Symposium 1：Early Onset Scoliosis
Moderators: Noriaki Kawakami.MD, Uno Koki.MD

S-1-1. Conservative treatment for early onset scoliosis（Page109）
Taichi Tsuji,et al.
Dept.of Orthopaedic & Spine Surgery, Meijo Hospital
S-1-2. The treatment of early onset scoliosis with VEPTR（Page110）
Noriaki Kawakami,et al.
Department of Orthopedics & Spine Surgery,Meijo Hospital
S-1-3. Comparison of clinical results between growing rod and Shilla by asingle surgeon（Page111）
Teppei Suzuki,et al.
Department of Orthopaedic Surgery, Kobe Medical Center
S-1-4. Problems of growing-rod treatments: results of patients whocompleted rod lengthening（Page112）
Kota Watanabe,et al.
Dept. of advanced treatment for spine and spinal cord disorders
S-1-5. Clinical results of posterior hemivertelectomy（Page113）
Masato Tanaka,et al.
The department of Orthopedic Surgery, Okayama University
S-1-6. Growing rods for early onset scoliosis in Marfan syndrome andneurofibromatosis（Page114）Haruhisa Yanagida,et al.
Department of Orthopaedic and Spinal Surgery, Fukuoka Children's Hospital
S-1-7. Growing rod for syndromic spinal deformity in young children（Page115）
Masashi Takaso,et al.
Department of Orthopaedic Surgery, Kiatasato University
15：25－15：30

Intermission

15：30－16：20

Theme 3：Biomaterials
Moderators: Masashi Takaso.MD, Kazuhiro Hasegawa.MD

M-11. Safety of pedicle screws and spinal instrumentation for pediatricpatients, comparative analysis between 0-5 years, 5-10 years and
10-15 years（Page143）− 62 −

M-12. Optimal design of a new porous titanium intervertebral spacer toobtain physiological trabecular orientation（Page144）
Katsuhisa Yamada,et al.
Department of Spine and Spinal Cord Disorders, National Hospital Organization,
Hokkaido Medical Center
M-13. Posterior correction and fusion using autologous bone graft with β-tricalcium phosphate for adolescent idiopathic scoliosis （Page145）
Shuichiro Ueda,et al.
Department of Orthopaedic Surgery, Niigata Univeristy Medical and Dental
General Hospital
M-14. The efficacy of beta-tricalcium phosphate as bone graft substitute in
the posterior surgery for idiopathic scoliosis（Page146）
Masashi Wakasugi,et al.
Division of Orthopedic Surgery,Niigata University graduate school of medical
and dental sciencesM-15. Comparison of titanium rod versus CoCr rod for treating AIS patientswith posterior spinal fusion: randomized controlled trial (second
report)（Page147）
Jun Takahashi,et al.
Department of Orthopaedic Surgery, Shinshu University, School of Medicine
M-16. Heavy metal concentrations in hair after scoliosis surgery withcobalt-chromium alloy implants（Page148）
Ruriko Kumagai,et al.
Department of Orthopaedic Surgery, Iwate Medical University
16：20－17：20

Oral Presentation 3+5：Congenital Scoliosis, Early
Onset Scoliosis
Moderator: Teppei Suzuki. MD

O-31. "Coupling failure" as the forth category of classification in congenital
spinal deformity（Page205）
Noriaki Kawakami,et al.
Department of Orthopedics & Spine Surgery,Meijo HospitalO-32. Treatment of congenital scoliosis with severe kyphosis - Rib-based
growth-sparing surgery with osteotomy in the peri-apical area（Page206）− 63 −

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October 30

Takahito Fujimori,et al.
Department of Orthopedic Surgery, Sumitomo HospitalToshiki Saito,et al.
Dept. Orthopaedics and Spine Surgery, Meijo Hospital
O-33. Far lateral single growing rod for early onset scoliosis : A report of
the new technique and super early result（Page207）
Atsushi Murata,et al.
Department of Pediatric Orthopaedics and Spine, Fukui Prefectural
Rehabilitation Center for Children with Disabilities
O-34. Early definitive spinal fusion surgery of early onset scoliosis
withNeurofibromatosis type 1（Page208）
Ryoji Tauchi,et al.
Department of Orthopaedics Surgery
O-35. Perioperative complications of pediatric spinal surgery for high-riskpatients.（Page209）
Masaaki Ito,et al.
The Department of Orthopaedic Surgery, Graduate School of Medicine, Kobe
University
17：20－17：30

Intermission

17：30－18：30

Evening Seminar 1：（Page104）
Akihiko Chiba Ph.D
Moderator: Takao Hanawa Ph.D

− 64 −

Friday October 31st
8：30−9：30

Oral Presentation 8：School Screening
Moderator：Hiroshi Kuroki.MD

O-58. The change of prevalence of adolescent scoliosis based on school
screening data in Nara city（Page232）
Hideki Shigematsu, et al.
Department of Orthopaedic Surgery
O-59. The investigation using questionnaire about the scoliosis school
screeningin Tokyo metropolitan area（Page233）
Yasuhisa Arai
Department of Orthopaedic Surgery, Tokyo Metropolitan Rehabilitaion Hospital
O-60. The availability of school screening for scoliosis and its role in thedecision to seek medical attention（Page234）
Akiko Misawa, et al.
Department of Orthopaedic Surgery, Akita Prefectural Center on Development
and Disability
O-61. The intraobserver reliability of the new quantitative analysis systemof hump（Page235）
Yukitoshi Shimamura, et al.
The Department of Orthopaedic Surgery, University of Juntendo
O-62. Sagittal alignment in children with limitation of anterior bending（Page236）
Bunichiro Izumi, et al.
Department of Orthopaedic Surgery, Hiroshima city Asa hospital
O-63. A new evaluation of the lumbar kyphosis（Page237）
Yasuhiro Izumi
Izumi Orthopedic Clinic
9：30−10：30
		Invited Lecture 2：The Search for Optimal Correction in
AIS: Classification, Imaging and Operative Techniques（Page95）− 65 −

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October 31

O-57. An analysis of school scoliosis screening in Ehime
prefecture:examination for the past 15 years（Page231）
Tadao Morino, et al.
Spine Center, Ehime University HospitalSuken A. Shah MD
Alfred I. duPont Hospital for Children, Department of Orthopaedics, Wilmington,
Delaware USA
Moderator：Hiroshi Taneichi.MD
10：30－10：35

Intermission

10：35－11：55

Symposium 2：Adolescent Idiopathic Scoliosis
Moderators：Morio Matsumoto.MD, Manabu Ito.MD

S-2-1. Susceptibility genes of adolescent idiopathic scoliosis. The present
state of genetic test（Page116）
Yohei Takahashi, et al.
Dept. of Orthop. Surg., Keio Univ
S-2-2. Current status of brace treatment in patients with adolescentidiopathic scoliosis（Page117）
Hiroshi Kuroki, et al.
Department of Orthopaedic Surgery, Miyazaki Higashi National Hospital
S-2-3. Assessment of idiopathic scoliosis（Page118）
Katsushi Takeshita
Department of Orthopaedic Surgery, Jichi Medical University
S-2-4. Long-term clinical outcomes of surgery for adolescent idiopathic
scoliosis（Page119）
Tsutomu Akazawa, et al.
Department of Orthopedic Surgery, Seirei Sakura Citizen Hospital
S-2-5. Short-term results of segmental pedicle screw method foradolescent idiopathic scoliosis comparing to long-term results ofhybrid method（Page120）
Takahiro Iida, et al.
The Department of Orthopaedic Surgery, Dokkyo Medical University
Koshigaya Hospital
S-2-6. Computer-assisted skip pedicle screw fixation for adolescentidiopathic scoliosis（Page121）
Jun Takahashi, et al.
Department of Orthopaedic Surgery, Shinshu University, School of Medicine
S-2-7. Anterior correction and fusion surgery for AIS with Lenke 5C curve（Page122）
Hiroshi Taneichi, et al.
Dokkyo Medical University orthopaedic surgery− 66 −

Intermission

12：10－13：10

Luncheon Seminar 2：Anterior Surgery for
Idiopathic Scoliosis: Is It Still Relevant?（Page98）
Hee-kit Wong, MD
National University of Singapore
Moderator：Hideki Murakami.MD

13：10－13：15

Intermission

13：15－13：30

General Meeting

13：30－13：35

Intermission

13：35－14：30

Promotion DVD

14：30－14：35

Intermission

14：35－15：10

Theme 4：Conservative Treatment for AIS
Moderators：Yasuhisa Arai.MD, Tsutomu Akazawa.MD

M-17. Outcomes of night brace treatment for adolescent idiopathic
scoliosis（Page149）
Yoshihiro Dogaki, et al.
Department of Orthopedic Surgery, National Hospital Organization, Kobe
Medical Center
M-18. Effectiveness of brace treatment of curve progression in adolescentidiopathic scoliosis（Page150）
Shigeta Morioka, et al.
Department of Orthopaedic Surgery, St. Marianna University School of
Medicine
M-19. Efficacy and limitation of brace treatment for idiopathic scoliosis
over 40 degrees（Page151）
Toru Hirano, et al.
Dept. of Orthopedic Surgery, Niigata Univeristy Medical and Dental Hospital
M-20. Effectiveness of brace treatment for adlescent idiopathic scoliosis
with curve larger than 40 degrees（Page152）
Toru Maruyama, et al.
Department of Orthopaedic Surgery, Saitama Medical Center, Saitama Medical
University− 67 −

Room1
October 31

11：55－12：10

15：10－16：10

Theme5：Surgical Treatment for AIS
Moderators：Masato Tanaka.MD, Jun Takahashi.MD

M-21. Surgical correction of scoliosis using derotation maneuver inpatients with adolescent idiopathic scoliosis（Page153）
Noriaki Kawakami, et al.
Department of Orthopedics & Spine Surgery,Meijo Hospital
M-22. Short fusion strategy and shoulder balance in Lenke type 1
adolescent idiopathic scoliosis（Page154）
Morio Matsumoto, et al.
Dept. of Orthopaedic Surgery, Keio University
M-23. Is posterior pedicle screw fixation superior to anterior spinal fusion
for treatment of Lenke 5C adolescent idiopathic scoliosis?
（Page155）
Eijiro Okada, et al.
The Department of Orthopaedic Surgery, Keio University
M-24. Correction of axial rotation after selective thoracic fusion between
different surgical procedures in adolescent idiopathic scoliosis（Page156）
Satoru Demura,et al.
Department of orthopaedic surgery, University of Kanazawa
M-25. Surgical results of idiopathic scoliosis using in situ contouring
technique combine with rod rotation maneuver（Page157）
Hiroshi Takei, et al.
Yamagata Institute of Spine and Spinal Disorders, Miyukikai Hospital
M-26. Surgical outcomes of posterior fusion for adolescent idiopathic
thoracic scoliosis: Does use of pedicle screws have merits anddemerits?（Page158）
Kei Watanabe, et al.
Department of Orthopaedic Surgery, Niigata University Medical and Dental
General Hospital
M-27. Optimal surgical care for adolescent idiopathic scoliosis in 2013: an
international consensus（Page159）
Manabu Ito, et al.
Departmemt of Spine and Spinal Cord Disorders, National Hospital Organization
Hokkaido Medical Center
16：10－16：15

Intermission− 68 −

16：15－16：50

Theme6：Locomotive Syndrome and Adult
Deformity
Moderators：Masafumi Machida.MD, Toru Hirano.MD

M-29. The impact of spinal sagittal alignment on locomotive syndrome in
middle aged and elderly women（Page161）
Akio Muramoto, et al.
Deparment of Spine Surgery, Kariya Toyota General Hospital
M-30. A study on health-related QOL and musculoskeletal ambulation
disability symptom complex with adult spinal deformity（Page162）
Takashi Tobinaga, et al.
Department of Rehabilitation, Dokkyo University Koshigaya Hospital
M-31. TOEI-study: Relationship between spinopelvic alignment and the
25-question geriatric locomotive function scale (Locomo25)（Page163）
Daisuke Togawa, et al.
Department of Orthopaedic Surgery, Hamamatsu University School of Medicine
16：50－17：25

Theme7(1)：Spinal Balance and Parameters
Moderators：Yoichi Aota.MD, Hideo Hosoe.MD

M-32. Analysis of the sagittal spinal alignnment in patient with degenerative
lumbar scoliosis（Page164）
Mitsuru Yagi. et al.
Department of Orthopedic Surgery, National Hospital Organization Murayama
Medical Center
M-33. The relationship between iliopsoas, multifidus muscles andspinopelvic parameters（Page165）
Tomohiro Banno, et al.
Orthopaedic Department, Hamamatsu University School of Medicine
M-34. Analysis of sagittal spinopelvic alignment in elders with osteoporotic
thoracolumbar kyphosis（Page166）
Shinichi Inoue, et al.
Department of Orthopaedic Surgery, Hyogo College of Medicine− 69 −

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October 31

M-28. Relationship between sagittal spinopelvic alignment classificationand physical function in a community-based female cohort（Page160）
Hisashi Chiba, et al.
Department of Rehabilitation, Furano Kyokai HospitalM-35. The impact of the change of pelvic obliquity after THA on thecoronal alignment of the spine（Page167）
Yuichiro Abe, et al.
Dept. of Orthop. Surg., Eniwa Hospital
17：25－17：55

Oral Presentation 2(2)：Adult Deformity
Moderator：Ryuichi Takemasa.MD

O-20. The evaluation of early complication of multi-level spinal fixationwith a focus on the adjacent segment disease-（Page194）
Koichiro Maeno, et al.
Department of Orthopaedic. Surgery., Kobe University Graduate School of
Medicine
O-21. Proximal junctional kyphosis after posterior corrective surgery forthe patients with adult spinal deformity（Page195）
Akira Matsumura, et al.
Department of Orthopaedic Surgery, Osaka City General HospitalO-22. Proximal junctional kyphosis in the adult spinal deformity cases withlong spinal fusion from lower thoracic to ilium（Page196）
Tatsuya Yasuda, et al.
Department of Orthopaedic Surgery, Hamamatsu University School of Medicine
O-23. Clinical investigation of rod breakage after instrumented corrective
fusion from high thoracic to sacrum or ilium for adult spinal deformity（Page197）
Nodoka Manabe, et al.
Gunma Spine Center (Harunaso Hospital)
17：55－18：00

Intermission

18：00－19：00

Evening Seminar 2：（Page106）
Yoichi Shimada.MD
Moderator：Kazumasa Ueyama.MD− 70 −

Saturday November 1st
8：30−9：30

Theme 7(2)：Spinal Balance and Parameters
Moderators:Takuya Yamamoto.MD, Hideo Hosoe.MD

M-36. Dynamic sagittal balance and change of pelvic angle evaluated by
3-dimentional gait analysis in patients with degenerative lumbar
kyphosis（Page168）
Yo Shiba ,et,al.
Dokkyo Medical University orthopaedic surgery

M-38. Sagittal spino-pelvic alignment in young Japanese. Consideration
with less than 10 degrees Cobb angles in the secondary scoliosis
screening.（Page170）
Takayuki Kikuchi,et,al.
Department of Orthopaedic Surgery, Kitakami Saiseikai Hospital
M-39. Efficacy of JOABPEQ for evaluating adult spinal deformity（Page171）
Keiji Ishii,et,al.
Niigata Spine Surgery Center
M-40. Long fusion from sacrum to thoracic spine for adult spinal deformity
with sagittal imbalance（Page172）
Takahito Fujimori,et,al.
Department of Orthopedic Surgery, Sumitomo Hospital
M-41. Compensatory alignment change at non-fused levels in patients withadult spinal deformity before and after posterior correction surgery（Page173）
Shinjiro Kaneko,et,al.
Department of Orthopaedic Surgery, National Hospital Organization Murayama
Medical Center
M-42. Key spinal deformity parameters affecting to QOL in postoperative
adult spinal deformity patients with minimum two-years follow-up（Page174）
Satoshi Inami,et,al.
Dept. of Orthop. Surg., Dokkyo Medical Univ. School of Medicine− 71 −

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November 1

M-37. The first report on normal sagittal spinopelvic alignment of Japanese
population using a new slot-scanning X-ray Imager (EOS)（Page169）
Kazuhiro Hasegawa,et,al.
Niigata Spine Surgery Center9：30－9：40

Intermission

9：40－12：00

Satelite Symposium
Moderators:Kazuhiro Hasegawa.MD, Yukihiro Matsuyama.MD

S-3-1. Adult spinal deformity -What is ideal spino-pelvic alignment?（Page123）
Yu Yamato,et,al.
Department of Orthopaedic Surgery, Hamamatsu University School of Medicine
S-3-2. The verification of sagittal modifiers of SRS-Schwab ASD basedon Japanese standard values in congruent sagittal spino-pelvicalignment（Page124）
Tokumi Kanemura ,et,al.
Spine Center, Konan Kosei Hospital
S-3-3. Radiological risk factors of curve progression in degenerative
lumbar scoliosis（Page125）
Hideki Murakami,et,al.
Department of Orthopaedics, School of Medicine, Iwate Medical University
S-3-4. Conservative treatment for osteoporotic spinal kyphosis（Page126）
Naohisa Miyakoshi,et,al.
Department of Orthopedic Surgery, Akita University School of Medicine
S-3-5. Effects of the vertebroplasty on the correction of global sagittalalignment in the osteoporotic vertebral fractures（Page127）
Ryuichi Takemasa ,et,al.
Department of Orthopaedic Surgery, Kochi Medical School
S-3-6. Spinal instrumentation with telescoping function for osteoporotic
spine（Page128）
Hideo Hosoe
Department of Orthopaedic Surgery, Gifu Prefectural General Medical Center
S-3-7. Indication of surgical treatment for adult spinal deformities: fromdecompression alone to aggressive correction（Page129）
Kazuhiro Hasegawa,et,al.
Niigata Spine Surgery Center
S-3-8. Surgical strategies for degenerative kypho-scoliosis（Page130）
Hiroshi Taneichi,et,al.
Dokkyo Medical University orthopaedic surgery− 72 −

S-3-9. Surgery for degenerative lumbar scoliosis by multi-level PLIFcorrection of kyphotic deformity using strong anchor of S2 alar iliac
screw（Page131）
Eiji Abe,et,al.
Department of orthopedic surgery, Akita Kousei Medical Center
S-3-10. Clinical results of PSO for adult spinal deformity（Page132）
Tomoaki Toyone,et,al.
Teikyo University Mizonokuchi HospitalIntermission

12：15－13：15

Luncheon Seimnar 3
Part 1：The Dynamic Sagittal Balance of theLumb-Pelvi-Femoral Complex. Theoretical andPractical Evaluation
PART 2：The Effect of Variation in Arm Positionon the Sagittal Connection of The Gravity Line
（Page99）
Jean Legaye,MD
CHIRURGIEN ORTHOPEDISTE ACCREDITE Service
d' Orthopédie Clinique Universitaire de Mont-Godinne,
BelgiqueModerators: Kazuhiro Hasegawa.MD

13：15－13：25

Intermission

13：25－14：25

Special Lecture 3：How to Integrate the Sagittal
Plane inDiagnosis and Treatment of Adult Spinal
Deformity（Degenerative Spondylolisthesis andKyphoscoliosis）（Page96）
Le Huec, MD
Bordeaux university hospital, Bordeaux France
Moderators:Yoshihiro Semoto.MD

14：25－14：30

Closing Remarks

14：30－15：00

Intermission

15：00－17：30

Civic Open Lecture：
Locomotive Syndrome and Adult Spinal Deformity
Keynote Lecture：Ken Yamazaki.MD
Speakers：Genyo Murooka.MD, Minoru Doita.MD,
Nobumasa Suzuki.MD, Nobuyuki Sasaki.MD, Reiko Suzuki− 73 −

Room1
November 1

12：00－12：15

Room2Morioka Civic Cultural Hall (Sub Hall)
Thursday October 30th

9：05−9：45

Oral Presentation4：Neuromuscular Scoliosis
Moderator: Ichiro Kikkawa.MD

O-36. Difference of correlation between respiratory function tests andperioperative anatomical lung CT data in neuromuscular andidiopathic scoliosis（Page210）
Wataru Saito,et al.
Department of Orthopaedic Surgery, Kitasato University School of Medicine
O-37. Progression of scoliosis in children with severe cerebral palsy（Page211）
Yoshiaki Oda,et al.
Asahikawasou rehabilitation and medical center
O-38. Spinal correction in patients with Fukuyama congenital muscular
dystrophy ~Case series report~（Page212）
Takanori Namba,et al.
Department of Orthopaedic Surgery, Kitasato University School of Medicine
O-39. Clinical outcomes of spinal fusion using allograft for dystrophic
spinal deformities of neurofibromatosis-1（Page213）
Ichiro Kawamura,et al.
Dept. of Orthopaedic Surgery, Kagoshima University
O-40. Perioperative surgical complications of severe scoliosis（Page214）
Fumito Tanabe,et al.
Department of Orthopaedic Surgery, Graduate School of Medical and Dental
Sciences, Kagoshima University
9：45−10：25

Oral Presentation 6：Basic Science
Moderator: Yoichi Aota.MD

O-41. Nerve growth factor and estrogen receptor mRNA expression
in paravertebral muscles of patients with adolescent idiopathic
scoliosis（Page215）
Daisuke Kudo,et al.
Department of Orthopedic Surgery, Akita University Graduate School of
Medicine− 74 −

O-42. Genome-wide association study in adolescent idiopathic scoliosis:
identification of a new locus（Page216）
Yoji,Ogura,et al.
Department of Orthopaedic Surgery, Keio University
O-43. Comprehensive analysis of gene expression in the lumbar spine ofcongenital kyphoscoliotic rats（Page217）
Daisuke Tsunoda,et al.
Department of Orthopaedic Surgery, Graduate School of Medicine, Gunma
University
O-44. Creation of fibrillin 1 knockout pig model for Marfan syndrome（Page218）
Morio Matsumoto,et al.
Dept. of Orthopaedic Surgery, Keio University
15：30−16：20

O-1. Evaluation of breast asymmetry in Lenke type 1 idiopathic scoliosis（Page175）
Atsushi Ono,et al.
Department of Orthopaedic Surgery, Hirosaki Memorial HospitalO-2. A clinical study of coronal imbalance in patients with adolescentidiopathic scoliosis（Page176）
Ryo Sugawara,et al.
Department of Pediatric Orthopedic Surgery, Jichi Tochigi Children's Medical
CenterO-3. Efficacy of intraoperative prone radiographs in prediction of
postoperative radiographic results for Lenke type 1 and 2 curves（Page177）
Masayuki Ohashi,et al.
Department of Orthopaedic Surgery, Niigata University
O-4. Impact of direct vertebral rotation in adolescent idiopathic lumbar
scoliosis surgery（Page178）
Sho Kobayashi,et al.
Hamamatsu University School of Medicine
O-5. Surgical treatment of Lenke 2 double thoracic adolescent idiopathic
scoliosis with a rigid proximal thoracic curve（Page179）− 75 −

Room2
October 30

Oral Presentation 1(1)：Adolescent Idiopathic
Scoliosis
Moderator: Michio Hongo.MD

Hideki Sudo,et al.
Department of Orthopaedic Surgery, Hokkaido University HospitalO-6. Effect of posterior corrective surgery utlizing 2 6.35mm Ti rod
with different stiffnesses for the treatment of adolescent idiopathic
scoliosis（Page180）
Hiromitsu Toyoda,et al.
Department of Orthopaedic Surgery, Osaka City University Graduate School of
Medicine
O-7. Influence of rod materials on post-operative thoracic kyphosis in
Lenke type 1 adolescent idiopathic scoliosis（Page181）
Nobuyuki Fujita,et al.
The Department of Orthopaedic Surgery, Keio University School of Medicine
16：20−17：20

Oral Presentation 1(2)：Adolescent Idiopathic
Scoliosis
Moderator: Satoshi Demura.MD

O-8. Comparison of typical thoracic curves and atypical thoracic curves
within the Lenke 1 classification（Page182）
Takahito Fujimori,et al.
Department of Orthopedic Surgery, Sumitomo HospitalO-9. Surgical outcome of selective thoracic fusion for Lenke type 1BC and
2BC adolescent idiopathic scoliosis（Page183）
Hirooki Endo,et al.
Department of Orthopaedic Surgery, School of Medicine, Iwate Medical
University
O-10. Postoperative behavior of thoracolumbar/lumbar curve and coronalbalance after posterior thoracic fusion for Lenke 1C and 2C
adolescent idiopathic scoliosis（Page184）
Masayuki Ishikawa,et al.
Spine and Spinal Cord Center, Mita Hospital, International University of Healthand Welfare
O-11. Postoperative change of cervical disc MRI images in patients withadolescent idiopathic scoliosis（Page185）
Kosuke Takimura,et al.
Department of Orthopedic and Spine Surgery , Meijo HospitalO-12. Risk factors for shoulder imbalance in Lenke type 6 adolescentidiopathic scoliosis（Page186）− 76 −

Long Pang,et al.
Dept. of Orthop. Surg. Keio University
O-13. Comparison of pulmonary function between anterior and posterior
surgeries in patients with adolescent idiopathic scoliosis（Page187）
Toshiki Saito,et al.
Dept. Orthopaedics &Spine surgery, Meijo HospitalO-14. Leg pain after posterior spinal fusion with pedicle screw inthoracolumbar or lumbar scoliosis patients（Page188）
Kanichiro Wada,et al.
Department of Orthopaedic Surgery, Hirosaki University Graduate School of
Medicine− 77 −

Room2
October 30

O-15. Radiographic results after instrumentation removal in adolescentdiopathic Scoliosis（Page189）
Tetsuya Ohara,et al.
Department of Orthopaedic Surgery and Spine Center, Meijo Hospital

Friday October 31st
8：30−9：30

Oral Presentation 9：Others
Moderator：Atsushi Ono.MD

O-64. Efficacy of epoetin beta injection during autologous blood donation
before scoliosis surgery（Page238）
Shota Ikegami, et al.
Department of Orthopaedic Surgery, Shinshu University, School of Medicine
O-65. Risk factors for sagittal imbalance after cervical laminoplasty
without invasing C2 attached muscles（Page239）
Shogo Ito, et al.
The Orthopaedic Surgery, Yokohama City University Medical Center
O-66. Anterior alone surgery for subaxial kyphosis following upper cervicalarthrodesis in patients with rheumatoid arthritis（Page240）
Katsuji Shimizu, et al.
Department of Orthopaedic Surgery and Spine Center, Gifu Municipal Hospital
O-67. Pedicle screw system with telescoping function for kyphosis in aged
patients（Page241）
Hideo Hosoe
Department of Orthopaedic Surgery, Gifu Prefectural General Medical Center
O-68. Clinical and radiological outcomes of posterior lumbar fixation fordegenerated spondylolisthesis or scoliosis in elderly patients over
80 years old（Page242）
Hirofumi Kosaka, et al.
Takamatsu Red Cross Hospital
O-69. Surgical strategy and problems for spinal kyphosis due to multiple
vertebral-body fracture with severe osteoporosis（Page243）
Kotaro Nishida, et al.
Dept. of Orthop. Surg., Kobe University Graduate School of Med
O-70. Vertebroplasty with posterior spinal fusion for osteoporotic vertebral
fracture:Is sagittal balance beneficial for QOL?（Page244）
Keiichi Katsumi, et al.
Dept. of Orthopedic Surgery, Niigata University Medical and Dental General
Hospital
14：35−15：10

Oral Presentation 7(1)：Diagnosis and Evaluation
Moderator：Hiroshi Takei.MD− 78 −

O-45. Assessment of peak angle velocity in patients with late-onset
idiopathic scoliosis（Page219）
Masaaki Chazono, et al.
Department of Orthopaedic Surgery, Utsunomiya National Hospital
O-46. Cervical alignment and spinal balance of adolescent idiopathic
scoliosis（Page220）
Kenyu Ito, et al.
Department of Orthopaedic Surgery, Nagoya University Hospital, Graduate
School of Medicine
O-47. MRI analysis of idiopathic scoliosis with a curvature >25 degrees（Page221）
Masatoshi Inoue, et al.
Department of Spine Surgery, Chiba Saisei-kai Narashino HospitalO-48. Asymmetric trunk kinematics during gait is seen between concaveside and convex side in adolescent idiopathic scoliosis（Page222）
Mitsuhiro Nishida, et al.
Department of Orthopedic Surgery, Keio University, Tokyo, Japan

O-50. Analysis of dropout rate in patients after scoliosis surgery（Page224）
Toshiaki Kotani, et al.
Department of Orthopedic Surgery, Seirei Sakura Citizen Hospital
15：10−16：10

Oral Presentation 7(2)：Diagnosis and Evaluation
Moderator：Tokumi Kanemura.MD

O-51. A comparison of accuracy in spinal measurement between new slotscanning X-ray imager (EOS) and conventional X-ray（Page225）
Masashi Okamoto, et al.
Niigata Spine Surgery Center
O-52. New indicators of cervical sagittal balance." cervical anteversion
angle" and " cervico-basal angle"（Page226）
Masatake Ino, et al.
Department of Orthopaedic Surgery, Gunma Spine Center (Harunaso Hospital)− 79 −

Room2
October 31

O-49. Monitoring of adolescent spinal deformity（Page223）
Zenya Ito, et al.
The Department of Orthopaedic surgery, University of Nagoya

O-53. Influence of back extensor strength on the natural history of
kyphosis（Page227）
Michio Hongo, et al.
Department of Orthopedic Surgery, Akita University Graduate School of
Medicine
O-54. Degenerative lumbar kyphoscoliosis : preoperative evaluation byusing fulcrum backward bending（Page228）
Kentaro Nakayama, et al.
Department of Othopaedic Surgery,Dokkyo Medical University School of
Medicine
O-55. Reliability of the measurement of spinopelvic parameters in adultspinal deformity. Comparison between whole spine X-ray and pelvis
X-ray（Page229）
Naobumi Hosogane, et al.
Department of Orthopedic Surgery, National Defense Medical College
O-56. The impact of spino-pelvic alignment on low back pain in patient withosteoarthritis of the hip（Page230）
Keishi Maruo, et al.
Department of Orthopaedic Surgery, Hyogo College of Medicine
16：15−16：50

Oral Presentation 2(1)：Adult Deformity
Moderator：Naohisa Miyakoshi.MD

O-16. A gait analysis in patients with adult spinal deformity using atreadmill（Page190）
Keiji Ishii, et al.
Niigata Spine Surgery Center
O-17. Role of paravertebral muscle and psoas for the maintenance of
global spinal alignment in adult spinal deformity（Page191）
Mitsuru Yagi, et al.
Department of Orthopedic Surgery, NHO Murayama Medical CenterO-18. T1 slope over 40 degrees is risk factor for post-operative
deterioration of SVA（Page192）
Shin Oe, et al.
The department of orthopedics, medical university of Hamamatu
O-19. Effectiveness of a pre- and post-operative administration of
teriparatide in the surgery of adult spinal deformity（Page193）
Shoji Seki,et al.
Department of Orthopaedic surgery, University of Toyama− 80 −

16：50−17：25

Oral Presentation 2(3)：Adult Deformity
Moderator：Tomohiko Hasegawa.MD

O-24. The outcome of pedicle subtraction osteotomy of the adult spinal
deformity（Page198）
Daisaku Takeuchi, et al.
The Department of Orthipedic Surgery, Dokkyo Medical University
O-25. Surgical outcome of S2 alar iliac screws in multilevel posterior spinal
fusion（Page199）
Takuto Kurakawa, et al.
Department of Orthopaedic Surgery, Kobe University Graduate School of
Medicine
O-26. Surgical outcomes of posterior correction and fusion for adult spinal
deformity patients: Is long fusion surgery beneficial?（Page200）
Kei Watanabe, et al.
Department of Orthopaedic Surgery, Niigata University Medical and Dental
General HospitalO-28. Surgical outcome of posterior fusion combined with XLIF/OLIF in
adult spinal deformity(Comparison with conventional method)（Page202）
Naobumi Hosigane, et al.
Orthopedic Surgery, National Defense Medical College
O-29. Early outcomes and safety of adult spinal deformity surgery withXLIF（Page203）
Hiroshi Moridaira, et al.
Department of Orthopedic Surgery, Dokkyo Medical University School of
Medicine
O-30. Surgery results of OLIF for the adult spinal deformity（Page204）
Yasumasa Ohyama, et al.
Department of Orthopaedic Surgery, Dokkyo Medical University Koshigaya
Hospital− 81 −

Room2
October 31

O-27. Surgical outcome of adult spinal deformity using lateral interbody
fusion（Page201）
Daisuke Sakai, et al.
Department of Orthopaedic Surgery, Tokai University School of Medicine

Poster Presentation
Poster1-1
Congenital Scoliosis,EOS,etc.
P-1. Growing rods technique for congenital scoliosis（Page245）
Kentaro Yamane,et,al.
Department of Orthopaedic Surgery, Okayama university Graduate Schoolof Medicine
P-2. Comparison of relaxation effects by erbal communication and musicin preoperative young scoliotic patients during autologous bloodcollection（Page246）
Yoko Mizuno,et,al.
Department of Nursing,Seirei Sakura Citizen Hospital、2Department ofOrthopaedic Surgery,Seirei Sakura Citizen HospitalP-3. Scoliosis associated with pectus excavatum（Page247）
Ryoji Tauchi ,et,al.
Department of Orthopaedic surgery and spinal surgery, Meijo HospitalP-4. Kyphoscoliosis with Antley-Bixler syndrome（Page248）
Naoyuki Nakamura,et,al.
The Department of Pediatric Orthopedic Surgery, Kanagawa Children's Medical
Center
P-5. Severe kyphosis associated with Crouzon syndrome: A case report（Page249）
Taro Umezu ,et,al.
Department of Orthopaedic Surgery, Keio University
P-6. Surgical case of progressive scoliosis after total en bloc
spondylectomy for L3 osteoblastoma（Page250）
Kenichiro Kakutani,et.al.
Department of Orthopaedic Surgery, Kobe University Graduate School of
Medicine
P-7. Surgical treatment for scoliosis with Cri-du-Chat (Cat cry, 5p-)
syndrome: A case report（Page251）
Yogen Morikawa,et,al.
Kanagawa Children's Medical Center− 82 −

P-8. Upper extremity function after scoliosis correction in Duchenne
muscular dystrophy（Page252）
Tomoyo Iso ,et.al.
Department of Rehabilitation,Kitasato University East HospitalP-9. Spinal correction using Sacral Alar-Iliac screw in congenital muscular
dystrophy children with lumber hyperlordosis-a case report（Page253）
Eiki Shirasawa ,et.al.
Department of Orthopaedic Surgery, Kitasato University School of Medicine
P-10. A case report of muscular scoliosis complicated with Pompe disease（Page254）
Tokumitsu Mihara,et,al.
Department of Orthopedic Surgery Faculty of Medicine, Tottori University
Poster1-2
AIS
P-11. Intelligent equipment for scoliosis screening using iPod touch（Page255）
Mitsuru Imai,et,al.
Orthopaedic Surgery, Asahikawa Medical University
P-12. Analysis of psychological problems in scoliotic brace treatment forpatients and their mothers（Page256）
Hiromi Kimura,et,al.
Department of Nursing, Seirei Sakura Citizen HospitalP-14. Evaluation of Risser sign with ultrasound（Page258）
Michio Hongo,et,al.
Department of Orthopedic Surgery, Akita University Graduate School of
Medicine
P-15. Asymmetric appearance in ossification center of ring apophysis inadolescent idiopathic scoliosis (Lenke type 1)（Page259）
Takahiro Makino,et,al.
Department of Orthopaedic Surgery, Osaka University Graduate School of
Medicine− 83 −

PosterPresentation

P-13. Results of brace treatment for adolescent idiopathic scoliosis（Page257）
Hiroshi Hasegawa,et,al.
Department of Orthopaedic Surgery, Yamagata University Faculty of Medicine

P-16. Radiographic assessment of the cervical spine: the effect of fists-onclavicles position in relation to the position of the cervical spine（Page260）
Tsuyoshi SAKUMA,et,al.
Department of Orthopedic Surgery, Seirei Sakura Citizen HospitalP-17. Does lateral whole-spine radiograph taken with fists-on-clavicle
position represent reliable global sagittal spinal alignment inadolescent patients?（Page261）
Yuichiro Abe,et,al.
Dept. of Orthop. Surg., Eniwa HospitalP-18. Pelvic parameters in adolescent idiopathic scoliosis with Lenke type5 curve.（Page262）
Takuya Yamamoto ,et,al.
The Department of Orthopaedic Surgery, University of Kagoshima
P-19. Utilities of preoperative supine traction roentgenogram in AIS（Page263）
Fumimasa Maruno ,et,al.
National Hospital Organaizaion Kobe Hospital Center
P-20. Pre-operative CT images taken in prone position provide useful
information on positional relationship between vertebra, aorta andspinal cord（Page264）
Shigeru Soshi ,et,al.
Dept. of Orthopaedic Surgery, The Jikei University School of Medicine
P-21. Assessment system for SRS-22 using iPad（Page265）
Yoshihisa Sugimoto ,et,al.
Dept. of Orthopaedic Surg., University of Okayama
P-22. Bone metabolism and trabecular bone micro-architecture inadolescent idiopathic scoliosis（Page266）
Hironori Tanabe ,et,al.
Department of Orthopaedic Surgery, Yokohama city UniversityP-23. Changes of D-dimer level after pediatric scoliotic surgery（Page267）
Kaori Murakami ,et,al.
Department of Opereting Room,Seirei Sakura Citizen HospitalP-24. Radiological assessment of shoulder balance following posterior
spinal fusion for thoracic adolescent idiopathic scoliosis（Page268）
Takashi Namikawa ,et,al.
Department of Orthopaedic Surgery, Osaka City General Hospital− 84 −

P-25. Postoperative shoulder balance after posterior correction andfusion using pedicle screw constructs for Lenke type 1 adolescentidiopathic scoliosis（Page269）
Masayuki Ohashi ,et,al.
Department of Orthopaedic Surgery, Niigata University
P-26. Quantified changes in breast asymmetry after corrective surgery foradolescent idiopathic scoliosis（Page270）
Kanako Tarusawa,et,al.
Department of Nursing, Dokkyo Medical University Koshigaya HospitalP-27. Sagittal spinal profile and spinopelvic balance after postrior fusion
for adolescent idiopathic scoliosis.（Page271）
Koji Uotani ,et,al.
The Department of Orthopaedic Surgery, Okayama University
P-28. Postoperative sagittal alignment of non-instrumented vertebra with
Lenke type 5, 6 adolescent idiopathic scoliosis （Page272）
Masaki Tomori ,et,al.
The Department of Orthopaedics, Saiseikai General HospitalP-29. Changes in the lumbar prominence after selective thoracic fusion for
Lenke 1B and 1C curves in adolescent idiopathic scoliosis（Page273）
Toshimasa Futatsugi,et,al.
Department of Orthopedic Surgery, Shinshu University HospitalP-31. The influence of rib head resection for the posterior surgery withhybrid technique on the lung thoracic compliance in AIS.（Page275）
Yo Shiba,et,al.
Dokkyo Medical University Orthopaedic Surgery
P-32. Modified segmental screw fixation; selective use of pedicle screw
fixation in adolescent idiopathic scoliosis surgery.（Page276）
Masatoshi Inoue ,et,al.
Department of Spine Surgery, Chiba Saisei-kai Narashino Hospital− 85 −

PosterPresentation

P-30. Relation between postoperative apical vertebral translation and theselection of lower instrumented vertebra for Lenke 1 adolescentidiopathic scoliosis（Page274）
Yoichiro Takata,et,al.
The Department of Orthopedic Surgery, The University of Tokushima

P-33. Effectiveness of the periapical vertebral derotations based on Ponte
osteotomy in adolescent idiopathic scoliosis.（Page277）
Shoji Seki,et,al.
Department of Orthopaedic surgery, University of Toyama
P-34. Changes in trunk flexion after correction surgery for adolescentidiopathic scoliosis（Page278）
Yukako Mimori,et,al.
Department of Rehabilitation Medicine, Keio University Hospital
P-35.The comparison of the sit-to-stand motion in adolescence idiopathic
scoliosis patients before and after surgery（Page279）
Shoko Ohtsuka,et,al.
Department of Physical Therapy, Urayasu Bethel Home
P-36. Effect of posterior surgery on pre- and post-operative sports activity
in patients with adolescent idiopathic scoliosis（Page280）
Takehide Katogi,et,al.
Department of Physical Therapy SEIREI SAKURA CITIZEN HOSPITAL
P-37. Comparison between with and without closed wound drainage inadolescent scoliosis patient undergoing posterior spinal fusion（Page281）
Teppei Suzuki,et,al.
Department of Orthopaedic Surgery, Kobe Medical Center
P-38. Analysis of pre and postoperative nutrition condition in iiopathic
scoliosis（Page282）
Rena Kaname ,et,al.
Derartment of Nutrition,Seirei Sakura Citizen Hospital,Department ofOrthopedic Surgery,Seirei Sakura Citizen HospitalP-39. Complications of skip pedicle screw fixation for adolescent idiopathic
scoliosis（Page283）
Masashi Uehara ,et,al.
Department of Orthopaedic Surgery, Shinshu University School of Medicine
P-40. Infection after the surgical treatment of adolescent idiopathic
scoliosis（Page284）
Itsuko Tsukimura ,et,al.
Department of Orthopaedic Surgery, School of Medicine, Iwate Medical
University− 86 −

P-41. Risk factors for postoperative ileus after scoliosis surgery（Page285）
Hiroyuki Tominaga ,et,al.
Department of Orthopaedic Surgery, University of Kagoshima
P-42 AIS (Adult Idiopathic Scoliosis) cases presenting post-surgery criticalrespiratory failure（Page286）
Moe Suzuki,et,al.
Orthopedics,Dokkyo Medical University Koshigaya Hospital
P-43. Investigation on problems facing schools after scoliotic surgery（Page287）
Chikako Yoshizawa,et,al.
Department of Nursing, Seirei Sakura Citizen Hospita
P-44. Comparative study for preoperative outcomes in AIS（Page288）
Kazuyuki Yasuhara ,et,al.
St Marianna University School of Medicine
Poster1-3
Adult Scoliosis
P-45. Flattened pedicle in lumbar spondylolisthesis（Page289）
Yosuke Kobayashi ,et,al.
Department of Spine and Spinal Cord Surgery , Yokohama Stroke and Brain
Center

P-47. Surgical results in patients with adult idiopathic scoliosis（Page291）
Kei Yoshikawa ,et,al.
Juntendo University
P-48. Effect of spinal long fusion for physical function and abilityin adultspinal deformity patients（Page292）
Ryo Kondo ,et,al.
Department of Rehabilitation Medicine, Hamamatsu University,
School of Medicine, University Hospital− 87 −

PosterPresentation

P-46. Validity of the sagittal alignment evaluation using spinal mouse in
adult spinal deformity.（Page290）
Makoto Yazawa ,et,al.
Department of Rehabilitation, Dokkyo medical UniversityKoshigaya HospitalP-49. Dose PSO provide an appropriate sagittal balance for adult fixedsagittal imbalance?（Page293）
Mitsuru Yagi ,et,al.
Department of Orthopedic Surgery, NHO Murayama Medical Center
P-50. Outcome of corrective surgery for adult spinal deformity with distal
instrumentation to L5（Page294）
Kentaro Fukuda ,et,al.
Department of Orthopedic Surgery, Saiseikai Yokohamashi Tobu Hospital
P-51. Clinical outcomes of adult spinal deformity surgery - Comparison
according to the postoperative sagittal vertical axis (>50 versus<50mm)（Page295）
Shugo Kuraishi ,et,al.
Department of Orthopedic Surgery, Shinshu University Hospital
P-52. Corrective surgery with translation and cantilever technique using
reduction screws and uni-planar screws for adult spinal deformity（Page296）
Kentaro Fukuda ,et,al.
Department of Orthopedic Surgery, Saiseikai Yokohamashi Tobu Hospital
P-53. Surgical outcome of iliac screws in multilevel posterior spinalfusion（Page297）
Yu Kuroiwa ,et,al.
Department of Orthopaedic Surgery, National Hospita
Organization Kobe Medical Center
P-54. Radiographic outcomes of long spinal fusion with iliac screw fixationin adult spinal deformity（Page298）
Muneyoshi Fukuoka ,et,al.
Department of Orthopedic Surgery, Nagoya City University
Graduate School of Medical Sciencies
P-55. Clinical and radiological study for correction with iliac fixation in
ASD-（Page299）
Masahiro Iinuma ,et,al.
Department of orthopadic surgery, St Marianna University
P-56. Clinical and radiographic evaluation of patients with aged kyphoscoliotic spinal deformity treated with Alar-Iliac screw fixation.
（Page300）
Akihito Wada,et,al.
Department of Orthopedic surgery,Toho University School of Medicene, Tokyo,
Japan− 88 −

P-57. Surgical risks and cost of instrument for 3-column osteotomy in ASD（Page301）
Yu Sa,et,al.
Department of Orthopeadic Surgery, St.Marianna University, School of
Medicine
P-58. Surgical results of XLIF for degenerative lumbar scoliosis（Page302）
Atsushi Yoshioka,et,al.
Hachiya Orthopaedic Hospital
P-59. Adult spinal deformity treated by anterior posterior correction andfusion using aminimally invasive trans-psoas approach（Page303）
Tsuyoshi SAKUMA,et,al.
Department of Orthopedic Surgery, Seirei Sakura Citizen Hospital
P-60. Staged reconstruction of adult thoracolumbar kyphoscoliotic
deformity with multilevel extreme lateral interbody fusion andposterior instrumentation involving sacropelvic fixation（Page304）
Hidetoshi Yamaguchi,et,al.
Department of Spine & Orthopedic Surgery
P-61. Adult spinal deformity with over 47 degrees cobb angle treated withXLIF followed by posterior corrective fusion（Page305）
Keiichi Nakai ,et,al.
The department of Orthopedics, Hamamatsu University school of medicine

P-63. Post-traumatic torticollis by odontoid fracture in a patient withdiffuse idiopathic skeletal hyperostosis（Page307）
Shotaro Tsuji ,et,al.
Department of Orthopaedic Surgery, Hyogo College of Medicine
P-64. Aggravation of myelopathy after subaxial laminoplasty in case withhigh cervical lesion; a case report（Page308）
Kanako Itoh,et,al.
Department of Orthopaedic Surgery, Gunma Spine Center (Harunaso Hospital)
P-65. Rotatory olisthesis: a case report（Page309）
Toshiya Tachibana,et,al.
Department of Orthopaedic Surgery, Hyogo College of Medicine− 89 −

PosterPresentation

P-62. The spontaneous improvement of the cervical kyphosis in
eosinophilic granuloma（Page306）
Hiromitsu Takano ,et,al.
Department of Orthopedic Surgery, Juntendo University School of Medicine

P-66. Radiographic value of spinal alignment with degenerative facet joint
suspected lumbar spondylolysis（Page310）
Joji Iwase ,et,al.
Takamatsu Red Cross Hospital
P-67. A severe thoracolumbar kyphosis in ankylosing spondylitis with
dural ossification.（Page311）
Takuya Mishiro ,et,al.
Takamatsu Red Cross HospitalP-68. A case with posterioral dislocation of THA after long spinal fusion（Page312）
Tomohiro Yamada ,et,al.
The Department of Orthopedics, Hamamatsu University School of Medicine
P-69. Revision surgery and the characteristics of PJF in ASD -case report（Page313）
Koichi Ishimori,et,al.
St.Marianna university School of medicine,orthopedics
P-70. L5-S interbody fusion using fibula nail for L5/S nonunion after
surgeries for high grade spondylolisthesis and scoliosos（Page314）
Haruo Misawa ,et,al.
Department of Orthopaedic Surgery, Okayama Medical Center− 90 −