Atsushi Seichi

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OBJECTIVE To evaluate the reliability and validity of a new questionnaire, the 25-question Geriatric Locomotive Function Scale (GLFS-25), for early detection of locomotive syndrome. METHODS This new screening tool was designed to detect Japanese individuals under high-risk conditions who may soon require care services because of problems of the locomotive(More)
OBJECTIVE Although osteoarthritis (OA) is induced by accumulated mechanical stress to joints, little is known about the underlying molecular mechanism. To apply approaches from mouse genomics, this study created experimental mouse OA models by producing instability in the knee joints. METHODS The models were of four types: severe, moderate, mild, and(More)
STUDY DESIGN A retrospective study of the long-term results from double-door laminoplasty (Kurokawa's method) for patients with myelopathy caused by ossification of the posterior longitudinal ligament and cervical spondylosis was performed. OBJECTIVE To know whether the short-term results from double-door laminoplasty were maintained over a 10-year period(More)
No clinical diagnostic support tool can help identify patients with LSS. Simple diagnostic tool may improve the accuracy of the diagnosis of LSS. The aim of this study was to develop a simple clinical diagnostic tool that may help physicians to diagnose LSS in patients with lower leg symptoms. Patients with pain or numbness of the lower legs were(More)
BACKGROUND An outcome measure to evaluate the neurological function of cervical myelopathy was proposed by the Japanese Orthopaedic Association in 1975 (JOA score), and has been widely used in Japan. However, the JOA score does not include patients' satisfaction, disability, handicaps, or general health, which can be affected by cervical myelopathy. The(More)
BACKGROUND There is no widely accepted objective evaluation for lumbar spine disorders. New outcome measures should be patient-oriented and should measure symptoms and self-reported functional status in multiple dimensions. The aim of this study was to identify items to be included in the disease-specific quality of life (QOL) questionnaire for the(More)
STUDY DESIGN We conducted a retrospective study to identify prognostic factors of patients with spinal metastases from lung cancer. OBJECTIVE To provide clinical data with strong association to the prognosis and to propose criteria determining indication of operation for spinal metastases. SUMMARY OF BACKGROUND DATA To make a proper selection of(More)
STUDY DESIGN Randomized controlled trial. OBJECTIVE To examine the effect of limaprost, an oral prostaglandin (PG) E1 derivative, on health-related quality of life (HRQOL) in patients with symptomatic lumbar spinal stenosis (LSS), compared to etodolac, a NSAID. SUMMARY OF BACKGROUND DATA Limaprost, an oral PGE1 derivative, was developed in Japan to(More)
STUDY DESIGN A retrospective review of 10 consecutive patients with a noninflammatory retro-odontoid pseudotumor. OBJECTIVE To examine the radiographic characteristics in patients with a retro-odontoid pseudotumor and to evaluate the efficacy of posterior fusion. SUMMARY OF BACKGROUND DATA A retro-odontoid pseudotumor, a reactive fibrocartilaginous(More)