Atsushi Seichi

Summary

Affiliation: University of Tokyo
Country: Japan

Publications

  1. ncbi request reprint Image-guided resection for thoracic ossification of the ligamentum flavum
    Atsushi Seichi
    Department of Orthopaedic Surgery, Faculty of Medicine, University of Tokyo, Tokyo, Japan
    J Neurosurg 99:60-3. 2003
  2. ncbi request reprint Image-guided surgery for thoracic ossification of the posterior longitudinal ligament. Technical note
    Atsushi Seichi
    Department of Orthopaedic Surgery, Faculty of Medicine, The University of Tokyo, Japan
    J Neurosurg Spine 3:165-8. 2005
  3. ncbi request reprint Neurologic level diagnosis of cervical stenotic myelopathy
    Atsushi Seichi
    Department of Orthopaedic Surgery, Faculty of Medicine, The University of Tokyo, Tokyo, Japan
    Spine (Phila Pa 1976) 31:1338-43. 2006
  4. ncbi request reprint Postoperative expansion of intramedullary high-intensity areas on T2-weighted magnetic resonance imaging after cervical laminoplasty
    Atsushi Seichi
    Department of Orthopaedic Surgery, Faculty of Medicine, University of Tokyo, Tokyo, Japan
    Spine (Phila Pa 1976) 29:1478-82; discussion 1482. 2004
  5. ncbi request reprint Distinct association of gene polymorphisms of estrogen receptor and vitamin D receptor with lumbar spondylosis in post-menopausal women
    Yu Koshizuka
    Department of Orthopaedic Surgery, Faculty of Medicine, University of Tokyo, Hongo 7 3 1, Tokyo, Japan
    Eur Spine J 15:1521-8. 2006
  6. doi request reprint Radiographic analysis of the cervical spine in patients with retro-odontoid pseudotumors
    Hirotaka Chikuda
    Department of Orthopaedic Surgery, Faculty of Medicine, The University of Tokyo, Tokyo, Japan
    Spine (Phila Pa 1976) 34:E110-4. 2009
  7. pmc New parameters to represent the position of the aorta relative to the spine for pedicle screw placement
    Katsushi Takeshita
    Department of Orthopaedic Surgery, Faculty of Medicine, The University of Tokyo, 7 3 1, Hongo, Bunkyo ku, Tokyo, 113 8655, Japan
    Eur Spine J 19:815-20. 2010
  8. pmc Sleep apnea in rheumatoid arthritis patients with occipitocervical lesions: the prevalence and associated radiographic features
    Naoki Shoda
    Department of Orthopaedic Surgery, Faculty of Medicine, The University of Tokyo, Hongo 7 3 1, Bunkyo ku, Tokyo, 113 8655, Japan
    Eur Spine J 18:905-10. 2009
  9. pmc Predictors of residual symptoms in lower extremities after decompression surgery on lumbar spinal stenosis
    Nobuhiro Hara
    Departments of Orthopaedic Surgery, Faculty of Medicine, The University of Tokyo, Hongo 7 3 1, Bunkyo, Tokyo 113 8655, Japan
    Eur Spine J 19:1849-54. 2010
  10. doi request reprint Modified fenestration with restorative spinoplasty for lumbar spinal stenosis
    Ko Matsudaira
    Department of Orthopedics, Faculty of Medicine, Tokyo University, Bunkyo ku, Tokyo, Japan
    J Neurosurg Spine 10:587-94. 2009

Detail Information

Publications67

  1. ncbi request reprint Image-guided resection for thoracic ossification of the ligamentum flavum
    Atsushi Seichi
    Department of Orthopaedic Surgery, Faculty of Medicine, University of Tokyo, Tokyo, Japan
    J Neurosurg 99:60-3. 2003
    ..The purpose of this study was to evaluate the advantages of using an image guidance system to aid in the resection of ossified of the ligamentum flavum (OLF) in the thoracic spine. The procedure and surgery-related outcome are discussed...
  2. ncbi request reprint Image-guided surgery for thoracic ossification of the posterior longitudinal ligament. Technical note
    Atsushi Seichi
    Department of Orthopaedic Surgery, Faculty of Medicine, The University of Tokyo, Japan
    J Neurosurg Spine 3:165-8. 2005
    ..5-0.8 mm). They were able to confirm the success of decompression on postoperative computerized tomography scans. In the removal of an ossified thoracic PLL, an image guidance system has been shown to be a useful tool...
  3. ncbi request reprint Neurologic level diagnosis of cervical stenotic myelopathy
    Atsushi Seichi
    Department of Orthopaedic Surgery, Faculty of Medicine, The University of Tokyo, Tokyo, Japan
    Spine (Phila Pa 1976) 31:1338-43. 2006
    ..A cross-sectional analysis...
  4. ncbi request reprint Postoperative expansion of intramedullary high-intensity areas on T2-weighted magnetic resonance imaging after cervical laminoplasty
    Atsushi Seichi
    Department of Orthopaedic Surgery, Faculty of Medicine, University of Tokyo, Tokyo, Japan
    Spine (Phila Pa 1976) 29:1478-82; discussion 1482. 2004
    ..A cohort study...
  5. ncbi request reprint Distinct association of gene polymorphisms of estrogen receptor and vitamin D receptor with lumbar spondylosis in post-menopausal women
    Yu Koshizuka
    Department of Orthopaedic Surgery, Faculty of Medicine, University of Tokyo, Hongo 7 3 1, Tokyo, Japan
    Eur Spine J 15:1521-8. 2006
    ....
  6. doi request reprint Radiographic analysis of the cervical spine in patients with retro-odontoid pseudotumors
    Hirotaka Chikuda
    Department of Orthopaedic Surgery, Faculty of Medicine, The University of Tokyo, Tokyo, Japan
    Spine (Phila Pa 1976) 34:E110-4. 2009
    ..A retrospective review of 10 consecutive patients with a noninflammatory retro-odontoid pseudotumor...
  7. pmc New parameters to represent the position of the aorta relative to the spine for pedicle screw placement
    Katsushi Takeshita
    Department of Orthopaedic Surgery, Faculty of Medicine, The University of Tokyo, 7 3 1, Hongo, Bunkyo ku, Tokyo, 113 8655, Japan
    Eur Spine J 19:815-20. 2010
    ..These new parameters enable surgeons to intuitively understand the position of the aorta in surgical planning or in placement of a pedicle screw...
  8. pmc Sleep apnea in rheumatoid arthritis patients with occipitocervical lesions: the prevalence and associated radiographic features
    Naoki Shoda
    Department of Orthopaedic Surgery, Faculty of Medicine, The University of Tokyo, Hongo 7 3 1, Bunkyo ku, Tokyo, 113 8655, Japan
    Eur Spine J 18:905-10. 2009
    ..Small ADI and short neck, secondary to the vertical translocation by RA, may cause obstructive sleep apnea, probably through mechanical or neurological collapse of the upper airway...
  9. pmc Predictors of residual symptoms in lower extremities after decompression surgery on lumbar spinal stenosis
    Nobuhiro Hara
    Departments of Orthopaedic Surgery, Faculty of Medicine, The University of Tokyo, Hongo 7 3 1, Bunkyo, Tokyo 113 8655, Japan
    Eur Spine J 19:1849-54. 2010
    ..This is the first study to identify specific predictors for these two remaining major symptoms of LSS after decompression surgery, and consideration could be given to including this in the informed consent...
  10. doi request reprint Modified fenestration with restorative spinoplasty for lumbar spinal stenosis
    Ko Matsudaira
    Department of Orthopedics, Faculty of Medicine, Tokyo University, Bunkyo ku, Tokyo, Japan
    J Neurosurg Spine 10:587-94. 2009
    ..The MFRS technique produces an adequate and safe decompression of the spinal canal, even in patients with narrow and steep facet joints in whom conventional fenestration is technically demanding...
  11. ncbi request reprint Revision cervical spine surgery using transarticular or pedicle screws under a computer-assisted image-guidance system
    Atsushi Seichi
    Department of Orthopaedic Surgery, Tokyo University School of Medicine, Bunkyo ku, Japan
    J Orthop Sci 10:385-90. 2005
    ..The purpose of this study was to evaluate the efficacy of an image-guidance system to aid placement of transarticular and pedicular screws for revision cervical spine surgery...
  12. doi request reprint Surgical results and related factors for ossification of posterior longitudinal ligament of the thoracic spine: a multi-institutional retrospective study
    Morio Matsumoto
    Department of Musculoskeletal Reconstruction and Regeneration Surgery, Keio University, Department of Orthopedic Surgery, Tokyo, Japan
    Spine (Phila Pa 1976) 33:1034-41. 2008
    ..Retrospective multi-institutional study..
  13. ncbi request reprint Can laminoplasty maintain the cervical alignment even when the C2 lamina is contained?
    Katsushi Takeshita
    Department of Orthopaedic Surgery, The University of Tokyo, Tokyo, Japan
    Spine (Phila Pa 1976) 30:1294-8. 2005
    ..Retrospective case-controlled study of cervical laminoplasty...
  14. doi request reprint Radiographic predictors for the development of myelopathy in patients with ossification of the posterior longitudinal ligament: a multicenter cohort study
    Shunji Matsunaga
    Department of Orthopaedic Surgery, Imakiire General Hospital, Kagoshima, Japan
    Spine (Phila Pa 1976) 33:2648-50. 2008
    ..A multicenter cohort study was performed retrospectively...
  15. doi request reprint Natural course and prognostic factors in patients with mild cervical spondylotic myelopathy with increased signal intensity on T2-weighted magnetic resonance imaging
    Yasushi Oshima
    Department of Orthopaedic Surgery, The University of Tokyo, Bunkyo ku, Japan
    Spine (Phila Pa 1976) 37:1909-13. 2012
    ..A retrospective comparative study...
  16. doi request reprint The efficacy of prostaglandin E1 derivative in patients with lumbar spinal stenosis
    Ko Matsudaira
    Department of Orthopaedic Surgery, Faculty of Medicine, University of Tokyo, Tokyo, Japan
    Spine (Phila Pa 1976) 34:115-20. 2009
    ..Randomized controlled trial...
  17. ncbi request reprint Cervical myelopathy in an adult due to atlantoaxial subluxation associated with Down syndrome: a case study
    Kazuhiro Masuda
    Department of Orthopaedic Surgery, Faculty of Medicine, The University of Tokyo, 7 3 1 Hongo, Bunkyo ku, Tokyo 113 0033, Japan
    J Orthop Sci 8:227-31. 2003
    ..Particular care over the long term should be taken in those who have atlantoaxial subluxation combined with odontoid hypoplasia or accessory ossicles, as they are at particular risk of cervical myelopathy even during adulthood...
  18. doi request reprint Diameter, length, and direction of pedicle screws for scoliotic spine: analysis by multiplanar reconstruction of computed tomography
    Katsushi Takeshita
    Department of Orthopaedic Surgery, The University of Tokyo, Tokyo, Japan
    Spine (Phila Pa 1976) 34:798-803. 2009
    ..A morphometric study of thoracic and lumbar spine in scoliosis...
  19. pmc Correlation between pyramidal signs and the severity of cervical myelopathy
    Hirotaka Chikuda
    Department of Orthopaedic Surgery, Faculty of Medicine, The University of Tokyo, 7 3 1 Hongo, Bunkyo ku, Tokyo 113 8655, Japan
    Eur Spine J 19:1684-9. 2010
    ..Considering their low sensitivity in patients with mild disability, the pyramidal signs may have limited utility in early diagnosis of cervical myelopathy...
  20. ncbi request reprint Multiple vertebral wedge osteotomy for adolescent idiopathic scoliosis
    Toru Maruyama
    Department of Orthopaedic Surgery, Faculty of Medicine, The University of Tokyo, Japan
    Stud Health Technol Inform 123:283-8. 2006
    ..2 degrees at the latest follow-up. The difference between the Cobb angle two years after surgery and latest follow-up was not significant. There were no major complications such as neurological problems...
  21. ncbi request reprint Vertebral hemangioma compressing the thoracic spinal cord: application of computer-aided navigation and intraoperative spinal sonography for surgery through anterior and posterior approaches
    Hironobu Sakanishi
    Department of Orthopaedic Surgery, Faculty of Medicine, The Univeristy of Tokyo, 7 3 1 Hongo, Bunkyo ku, Tokyo, 113 0033, Japan
    J Orthop Sci 11:294-7. 2006
  22. doi request reprint Histological investigation of resected dura mater attached to spinal meningioma
    Kenichi Yamamuro
    Department of Orthopedics, Faculty of Medicine, Jichi Medical University, Tochigi, Japan
    Spine (Phila Pa 1976) 37:E1398-401. 2012
    ..Histological observational study of patients with spinal meningioma...
  23. ncbi request reprint Long-term results of operative treatment for cervical spondylotic myelopathy in patients with athetoid cerebral palsy: an over 10-year follow-up study
    Seiichi Azuma
    Department of Orthopaedic Surgery, Faculty of Medicine, University of Tokyo, Tokyo, Japan
    Spine (Phila Pa 1976) 27:943-8; discussion 948. 2002
    ..A retrospective radiographic and medical record analysis of patients followed for more than 10 years after operative treatment for cervical spondylotic myelopathy complicating athetoid cerebral palsy...
  24. ncbi request reprint Prognostic factors for patients with spinal metastases from lung cancer
    Satoshi Ogihara
    Department of Orthopaedic Surgery, Tokyo Metropolitan Komagome Hospital, Tokyo, Japan
    Spine (Phila Pa 1976) 31:1585-90. 2006
    ..We conducted a retrospective study to identify prognostic factors of patients with spinal metastases from lung cancer...
  25. doi request reprint Intraoperative radiotherapy combined with posterior decompression and stabilization for non-ambulant paralytic patients due to spinal metastasis
    Taiji Kondo
    Department of Orthopaedic Surgery and Musculoskeletal Oncology, Tokyo Metropolitan Komagome Hospital, University of Tokyo, Tokyo, Japan
    Spine (Phila Pa 1976) 33:1898-904. 2008
    ..Retrospective examination of 96 nonambulant paralytic patients with spinal cord compression caused by metastatic cancer treated with intraoperative radiotherapy combined with conventional posterior surgery...
  26. pmc Multiple-level ossification of the ligamentum flavum in the cervical spine combined with calcification of the cervical ligamentum flavum and posterior atlanto-axial membrane
    Hirokazu Inoue
    Department of Orthopaedic Surgery, Faculty of Medicine, Jichi Medical University, 3311 1 Yakushiji, Tochigi, Shimotsuke, 329 0498, Japan
    Eur Spine J 22:S416-20. 2013
    ..We report a case of multiple-level OLF, combined with the calcification of the cervical ligamentum flavum and posterior atlanto-axial membrane...
  27. doi request reprint Radiographical risk factors for major intraoperative blood loss during laminoplasty in patients with ossification of the posterior longitudinal ligament
    So Kato
    Department of Orthopaedic Surgery, Sensory and Motor System Medicine, Surgical Sciences, Graduate School of Medicine, University of Tokyo, Tokyo, Japan
    Spine (Phila Pa 1976) 37:E1588-93. 2012
    ..A retrospective multi-institutional study...
  28. ncbi request reprint Association of bone metabolism regulatory factor gene polymorphisms with susceptibility to ossification of the posterior longitudinal ligament of the spine and its severity
    Naoshi Ogata
    Department of Orthopaedic Surgery, Faculty of Medicine, University of Tokyo, Japan
    Spine (Phila Pa 1976) 27:1765-71. 2002
    ..A case-control association study and a stratified study investigating the genetic etiology for ossification of the posterior longitudinal ligament of the spine...
  29. ncbi request reprint Retroodontoid pseudotumor resected by a high cervical lateral approach in a rheumatoid arthritis patient: a case report
    Yasuo Oohori
    Department of Orthopaedic Surgery, The University of Tokyo, 7 3 1 Hongo, Bunkyo ku, Tokyo 113 0033, Japan
    J Orthop Sci 9:90-3. 2004
    ..Therefore we managed the patient by resection of the mass through a high lateral cervical approach without fusion. The spinal cord symptoms diminished rapidly...
  30. ncbi request reprint Spinal stenosis in grade I degenerative lumbar spondylolisthesis: a comparative study of outcomes following laminoplasty and laminectomy with instrumented spinal fusion
    Ko Matsudaira
    Department of Orthopedic Surgery, Faculty of Medicine, The University of Tokyo, 7 3 1 Hongo, Bunkyo ku, Tokyo, 113 0033, Japan
    J Orthop Sci 10:270-6. 2005
    ....
  31. ncbi request reprint Symptomatic T2 vertebral hemangioma in a pregnant woman treated by one stage combination surgery; posterior stabilization and anterior subtotal tumor resection. Case report
    Munehisa Shinozaki
    Department of Neurosurgery, Faculty of Medicine, Tokyo University, Tokyo, Japan
    Neurol Med Chir (Tokyo) 50:674-7. 2010
    ..Radical operation might be extremely effective for extradural vertebral hemangioma, even in the delayed phase or in the presence of severe neurological deficit...
  32. doi request reprint Acute cervical spinal cord injury complicated by preexisting ossification of the posterior longitudinal ligament: a multicenter study
    Hirotaka Chikuda
    Department of Orthopaedic Surgery, University of Tokyo, Tokyo, Japan
    Spine (Phila Pa 1976) 36:1453-8. 2011
    ..Retrospective multicenter study...
  33. ncbi request reprint Correction of scoliosis using segmental pedicle screw instrumentation versus hybrid constructs with hooks and screws
    Katsushi Takeshita
    Department of Orthopaedic Surgery, Faculty of Medicine, The University of Tokyo, Tokyo, Japan
    Stud Health Technol Inform 123:571-6. 2006
    ..8% in the hook group and 71.6+/-12.3% in the screw group (p=0.07). Comparable pre- and post-operative radiographic results may indicate the advantages of posterior-only segmental pedicle screw instrumentation over hybrid constructs...
  34. ncbi request reprint Computer-assisted anterior spinal surgery for a case of recurrent giant cell tumor
    Naoki Shoda
    Department of Orthopaedic Surgery, The University of Tokyo, 7 3 1 Hongo, Bunkyo ku, Tokyo 113 8655, Japan
    J Orthop Sci 7:392-6. 2002
    ..This system is useful for anterior spinal surgery because it enables a surgeon to perform safe and accurate surgery...
  35. pmc Japanese Orthopaedic Association Cervical Myelopathy Evaluation Questionnaire: part 3. Determination of reliability
    Mitsuru Fukui
    Department of Orthopedic Surgery, Faculty of Medicine, The University of Tokyo, 7 3 1 Hongo, Tokyo, Japan
    J Orthop Sci 12:321-6. 2007
    ..The purpose of this study (the third-round survey A) was to confirm the reproducibility of patient responses to the selected questions...
  36. doi request reprint Localization of the medial branches of the cervical dorsal rami during cervical laminoplasty
    Atsushi Seichi
    Department of Orthopedics, Faculty of Medicine, Jichi Medical University, Tochigi, Japan
    Spine (Phila Pa 1976) 37:E1603-6. 2012
    ..Observational anatomic study...
  37. ncbi request reprint Measurement of occipitocervical angle
    Naoki Shoda
    Departments of Orthopaedic Surgery, The University of Tokyo, Tokyo, Japan
    Spine (Phila Pa 1976) 29:E204-8. 2004
    ..This study compared the reliability of 3 techniques used to measure alignment between the occiput and cervical spine...
  38. pmc Results of posterior surgery with intraoperative radiotherapy for spinal metastases
    Taku Saito
    Department of Orthopaedic Surgery, Tokyo Metropolitan Komagome Hospital, 3 18 22 Hon Komagome, Bunkyo ku, Tokyo 113 6877, Japan
    Eur Spine J 15:216-22. 2006
    ..We report the results of neurological recovery and local control in cases that received surgery with IORT...
  39. ncbi request reprint [A case of SAPHO syndrome with paraplegia due to a thoracic kyphosis]
    Tomoko Fujii
    Department of Orthopaedic Surgery, University of Tokyo, Hongo, Tokyo
    Ryumachi 42:687-93. 2002
    ..We performed circumferential decompression and fusion with instrumentation. His paraplegia improved after surgery. We describe a rare case of SAPHO syndrome with paraplegia due to a thoracic kyphosis...
  40. ncbi request reprint Aberrant vertebral artery course in a case of Chiari malformation and occipitoatlantal assimilation. Case report
    Shinji Hotta
    Department of Neurosurgery, Faculty of Medicine, University of Tokyo, Japan
    J Neurosurg Spine 3:246-8. 2005
    ..Unless such anomalies are properly recognized prior to decompression and fusion, this condition can have grave surgical consequences. The diagnostic and surgery-related implications of such anomalous codiseases are discussed...
  41. pmc Intraosseous schwannoma originating from the posterior column of the thoracic spine
    Masahiro Kojima
    Department of Orthopedics, Faculty of Medicine, Jichi Medical University, 3311 1 Yakushiji, Shimotsuke, Tochigi 329 0498, Japan
    Eur Spine J 20:S153-6. 2011
    ..Histological diagnosis was schwannoma. To the best of our knowledge, this represents the first report of intraosseous schwannoma originating from the posterior column of the mobile spine...
  42. doi request reprint Long-term follow-up of the progression of ossification of the posterior longitudinal ligament
    Motoaki Murakami
    Department of Orthopaedic Surgery, Faculty of Medicine, The University of Tokyo, Bunkyo ku, Tokyo, Japan
    J Neurosurg Spine 12:577-9. 2010
    ..Segmental-type OPLL developed into mixed-type extensive OPLL. This case shows an accelerating maturation process of OPLL over the course of a few years. Segmental-type OPLL appears to represent an initial stage of extensive OPLL...
  43. ncbi request reprint Fall-related Deterioration of Subjective Symptoms in Patients with Cervical Myelopathy
    Atsushi Kimura
    Department of Orthopaedics, Jichi Medical University Department of Orthopedic Surgery, Mitsui Memorial Hospital Department of Orthopedic Surgery, Tokyo Medical and Dental University Department of Orthopedic Surgery, Chiba University Graduate School of Medicine Department of Orthopedic Surgery, National Hospital Organization Okayama Medical Center Department of Orthopedic Surgery, Imakiire General Hospital Department of Orthopedic Surgery, Faculty of Medicine, University of Toyama Department of Orthopedic Surgery, Nagoya University Graduate School of Medicine Department of Orthopedic Surgery, Faculty of Medicine, University of Tsukuba Department of Orthopedic Surgery, Shiga University of Medical Science Department of Orthopedic Surgery, University of Yamanashi Department of Orthopaedic Surgery, Tokyo Medical University Department of Orthopaedic Surgery, Kurume University School of Medicine
    Spine (Phila Pa 1976) . 2016
    ..Retrospective multi-center study...
  44. doi request reprint Impact of Axial Neck Pain on Quality of Life After Laminoplasty
    Atsushi Kimura
    Department of Orthopaedics, Jichi Medical University, Tochigi, Japan Department of Orthopaedic Surgery, Mitsui Memorial Hospital, Tokyo, Japan
    Spine (Phila Pa 1976) 40:E1292-8. 2015
    ..A prospective study...
  45. doi request reprint Morphological characteristics of cervical spine in patients with athetoid cerebral palsy and the accuracy of pedicle screw placement
    So Kato
    Department of Orthopaedic Surgery, Sensory and Motor System Medicine, Surgical Sciences, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan and Department of Orthopaedics, Jichi Medical University, Shimotsuke, Japan
    Spine (Phila Pa 1976) 39:E508-13. 2014
    ..A retrospective study...
  46. ncbi request reprint Giant schwannoma of the cauda equina with dural ectasia: a case report
    Taku Saito
    Department of Orthopaedic Surgery, NTT Kanto Medical Center, Tokyo, Japan
    J Orthop Sci 9:635-7. 2004
    ..Although resection of a giant schwannoma of the cauda equina often sacrifices other cauda equina spinal nerves involved by the tumor, neurological deterioration was not observed in the case presented...
  47. ncbi request reprint Age-related changes in histogram pattern of anterior horn cells in human cervical spinal cord
    Yorito Anamizu
    Department of Orthopaedic Surgery, University of Tokyo, Tokyo, Japan
    Neuropathology 26:533-9. 2006
    ..0-4.5 microm; (iv) at 21-60 years of age, histograms displayed two peaks, at about 3.5-4.0 microm and 5.0-5.5 microm; and (v) at 61-85 years of age, histograms displayed a single peak at about 5.0-5.5 microm...
  48. ncbi request reprint Klotho insufficiency causes decrease of ribosomal RNA gene transcription activity, cytoplasmic RNA and rough ER in the spinal anterior horn cells
    Yorito Anamizu
    Department of Neuropathology, Tokyo Metropolitan Institute for Neuroscience, 2 6 Musashidai, Fuchu, 183 8526, Tokyo, Japan
    Acta Neuropathol 109:457-66. 2005
    ..The kl/kl is a new animal model of AHC degeneration, and may provide clues to understanding the etiology of classic ALS...
  49. ncbi request reprint Fusionless surgery for scoliosis: 2-17 year radiographic and clinical follow-up
    Toru Maruyama
    Department of Orthopaedic Surgery, Faculty of Medicine, The University of Tokyo, Tokyo, Japan
    Spine (Phila Pa 1976) 31:2310-5. 2006
    ..Descriptive case series...
  50. pmc Development of a clinical diagnosis support tool to identify patients with lumbar spinal stenosis
    Shinichi Konno
    Department of Orthopaedic Surgery, Fukuhsima Medical University, Hikarigaoka 1, Fukushima, 960 1295, Japan
    Eur Spine J 16:1951-7. 2007
    ..0% in the top quartile (12 to 16). We developed a simple clinical diagnostic support tool to identify patients with LSS. Further studies are needed to validate this tool in primary care settings...
  51. ncbi request reprint Effects of antithrombin III on spinal cord-evoked potentials and functional recovery after spinal cord injury in rats
    Makoto Arai
    Department of Orthopedic Surgery, Faculty of Medicine, The University of Tokyo, Tokyo, Japan
    Spine (Phila Pa 1976) 29:405-12. 2004
    ..From the view of motor function, spinal cord-evoked potentials, and histology, we evaluated the effects of antithrombin III on a spinal cord injury resulting in incomplete paraplegia...
  52. ncbi request reprint Concurrent spinal schwannomas and meningiomas. Case illustration
    Satoshi Ogihara
    Department of Orthopaedic Surgery, Faculty of Medicine, The University of Tokyo, Tokyo, Japan
    J Neurosurg 98:300. 2003
  53. ncbi request reprint Incidence and prognostic factors of Japanese breast cancer patients with bone metastasis
    Hiroyuki Oka
    Department of Orthopaedic Surgery, Tokyo Metropolitan Komagome Hospital, Tokyo, Japan
    J Orthop Sci 11:13-9. 2006
    ..Few previous studies have analyzed the incidence of bone metastases in a defined population of Japanese breast cancer patients and their prognosis after chemotherapy...
  54. pmc Pyogenic discitis due to Abiotrophia adiacens
    Kosuke Uehara
    Department of Orthopaedic Surgery, Faculty of Medicine, The University of Tokyo, Tokyo, Japan Electronic address
    Int J Surg Case Rep 4:1107-9. 2013
    ..Abiotrophia species have been referred to as nutritionally variant streptococci because of their fastidious nutritional requirements for growth. Abiotrophia species are difficult to identify with conventional solid culture...
  55. doi request reprint A genome-wide sib-pair linkage analysis of ossification of the posterior longitudinal ligament of the spine
    Tatsuki Karasugi
    Laboratory for Bone and Joint Diseases, Center for Genomic Medicine, RIKEN, 4 6 1 Shirokanedai, Minato ku, Tokyo, 108 8639, Japan
    J Bone Miner Metab 31:136-43. 2013
    ..43, P = 0.00027) at D20S894 on chromosome 20p12 in a subgroup that had no complication of diabetes mellitus. Our result would shed a new light on genetic aspects of OPLL...
  56. ncbi request reprint Case of idiopathic thoracic spinal cord herniation with a chronic history: a case report and review of the literature
    Taku Saito
    Department of Orthopaedic Surgery, Faculty of Medicine, The University of Tokyo, 7 3 1 Hongo, Bunkyo ku, Tokyo, Japan
    J Orthop Sci 9:94-8. 2004
    ..Although operative treatment is naturally recommended at the early stage of this disease, our case suggests that some symptoms can be resolved by surgical treatment despite prolonged, severe preoperative symptoms...
  57. ncbi request reprint Nucleotide pyrophosphatase gene polymorphism associated with ossification of the posterior longitudinal ligament of the spine
    Yu Koshizuka
    Department of Orthopaedic Surgery, Graduate School of Medicine, Institute of Medical Science, University of Tokyo, Japan
    J Bone Miner Res 17:138-44. 2002
    ..046) and female sex (p = 0.006) were associated with severe ossification. We conclude that the IVS15-14T --> C substitution in the human NPPS gene is associated not only with susceptibility to, but also with severity of OPLL...
  58. ncbi request reprint Bone resorption of the facet joint in rheumatoid arthritis as a predictor of lower cervical myelopathy
    Takeshi Matsumoto
    Division of Rheumatic Diseases, Tokyo Metropolitan Bokutoh Hospital, 4 23 15 Koutohbashi, Sumida ku, Tokyo, 130 8575, Japan
    Mod Rheumatol 15:352-7. 2005
    ..Resorption of the superior facet is the most important factor for the development of cervical myelopathy. In the cases with rheumatoid cervical spine lesions, it is necessary to take special notice of the superior facet...
  59. doi request reprint Epidemiologic survey of locomotive syndrome in Japan
    Atsushi Seichi
    Department of Orthopaedic Surgery, Mitsui Memorial Hospital, Tokyo, Japan Electronic address
    J Orthop Sci 21:222-5. 2016
    ..However, few studies have examined the prevalence of LS in the general population. This study estimated the prevalence of LS in Japan using the GLSF-25 and investigated age specific mean values for this scale...
  60. doi request reprint Progression of ossification of the posterior longitudinal ligament of the thoracic spine following posterior decompression and stabilization
    Shurei Sugita
    Department of Orthopaedic Surgery, Faculty of Medicine, University of Tokyo, Tokyo and
    J Neurosurg Spine 21:773-7. 2014
    ..It is also unknown whether patients' clinical symptoms worsen as OPLL size increases. In this retrospective case series study, the authors examined the postoperative progression of thoracic OPLL...
  61. ncbi request reprint Trauma-induced myelopathy in patients with retro-odontoid pseudotumour and ossification of the anterior longitudinal ligament: a report of two cases
    Yoshiko Tobari
    Department of Orthopaedic Surgery, Tokyo Metropolitan Hiroo Hospital, Tokyo, Japan
    J Orthop Surg (Hong Kong) 22:430-3. 2014
    ..We report 2 cases of acute, progressive myelopathy after a fall in elderly patients who had a retroodontoid pseudotumour and extensive ossification of the anterior longitudinal ligament. ..
  62. ncbi request reprint A case report of unilateral hypoglossal neuroparalysis resulting from horizontal subluxation in the atlanto-occipital joint due to rheumatoid arthritis
    Aki Konishi
    Department of Otolaryngology, Faculty of Medicine, University of Tokyo, Tokyo, Japan
    ORL J Otorhinolaryngol Relat Spec 65:306-9. 2003
    ....
  63. pmc JOA back pain evaluation questionnaire: initial report
    Mitsuru Fukui
    J Orthop Sci 12:443-50. 2007
    ..The aim of this study was to identify items to be included in the disease-specific quality of life (QOL) questionnaire for the assessments of patients with lumbar spine disorders...
  64. pmc Japanese Orthopaedic Association Cervical Myelopathy Evaluation Questionnaire (JOACMEQ): part 4. Establishment of equations for severity scores. Subcommittee on low back pain and cervical myelopathy, evaluation of the clinical outcome committee of the Jap
    Mitsuru Fukui
    Laboratory of Statistics, Osaka City University Faculty of Medicine, Osaka, Japan
    J Orthop Sci 13:25-31. 2008
    ....
  65. pmc An outcome measure for patients with cervical myelopathy: Japanese Orthopaedic Association Cervical Myelopathy Evaluation Questionnaire (JOACMEQ): Part 1
    Mitsuru Fukui
    Laboratory of Statistics, Osaka City University Faculty of Medicine, Osaka, Japan
    J Orthop Sci 12:227-40. 2007
    ..The purpose of this study was to develop a new outcome measure for patients with cervical myelopathy...
  66. pmc Japanese Orthopaedic Association Back Pain Evaluation Questionnaire. Part 2. Verification of its reliability : The Subcommittee on Low Back Pain and Cervical Myelopathy Evaluation of the Clinical Outcome Committee of the Japanese Orthopaedic Association
    Mitsuru Fukui
    Laboratory of Statistics, Osaka City University Faculty of Medicine, Osaka, Japan
    J Orthop Sci 12:526-32. 2007
    ..Part 1 of the study selected 25 "candidate" items for use on the JOABPEQ. The purpose of this current Part 2 of the study was to verify the reliability of the questionnaire...
  67. pmc Japanese Orthopaedic Association Cervical Myelopathy Evaluation Questionnaire (JOACMEQ): Part 2. Endorsement of the alternative item
    Mitsuru Fukui
    Laboratory of Statistics, Osaka City University Faculty of Medicine, Osaka, Japan
    J Orthop Sci 12:241-8. 2007
    ....