Takeshi Oichi

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OBJECTIVES The aim of this study was to evaluate the validity and reliability of the Japanese version of the painDETECT questionnaire (PDQ-J). MATERIALS AND METHODS The translation of the original PDQ into Japanese was achieved according to the published guidelines. Subsequently, a multicenter observational study was performed to evaluate the validity and(More)
BACKGROUND CONTEXT Although the negative aspects of blood transfusion are increasingly recognized, less is known about transfusion-related risks in spinal surgery. PURPOSE This study was designed to determine whether perioperative allogeneic blood transfusion is associated with increased risk of infectious complications after elective spinal surgery. (More)
The objective of this study is to investigate whether preexisting severe cervical spinal cord compression affects the severity of paralysis once patients develop traumatic cervical spinal cord injury (CSCI) without bone injury. We retrospectively investigated 122 consecutive patients with traumatic CSCI without bone injury. The severity of paralysis on(More)
BACKGROUND Although a few studies on perioperative stroke following spinal surgery have been reported, differences in the incidence of perioperative stroke among various surgical procedures have not been determined. The purpose of this retrospective analysis was to investigate the incidence of perioperative stroke during hospitalization in patients(More)
BACKGROUND CONTEXT There is a lack of information about postoperative outcomes and related risk factors associated with spinal surgery in patients with Parkinson's disease (PD). PURPOSE This study aimed to investigate the postoperative morbidity and mortality associated with spinal surgery for patients with PD, and the risk factors for poor outcomes. (More)
STUDY DESIGN Experimental study to develop a mouse model of lumbar intervertebral disc degeneration (IDD). OBJECTIVE The aim of this study was to develop a mouse lumbar IDD model using surgically-induced instability and to compare the findings of this model to those in human IDD. SUMMARY OF BACKGROUND DATA Previously, various kinds of inducers have been(More)
OBJECTIVE Several investigators have reported the occurrence of interlaminar bony fusion after cervical laminoplasty, which is reportedly associated with reduced postoperative cervical range of motion (ROM). However, to the authors' knowledge, no previous study has investigated the characteristics of patients who were likely to develop interlaminar bony(More)
OBJECTIVE Although minimally invasive spinal surgery has recently gained popularity, few nationwide studies have compared the adverse events that occur during endoscopic versus open spinal surgery. The purpose of this study was to compare perioperative complications associated with microendoscopic discectomy (MED) and open discectomy for patients with(More)
We report a case of spondylodiscitis concurrent with infectious aortic aneurysm caused by Candida tropicalis in a 79-year-old immunocompromised man. The patient underwent percutaneous drainage of the abscess and endoluminal exclusion of the aneurysm using a bifurcated stent graft. Micafungin was administered intravenously for 8 weeks, followed by a(More)
OBJECTIVE This study aimed to evaluate the validity and reliability of the Japanese version of the Neuropathic Pain Symptom Inventory (NPSI-J). DESIGN Cross-sectional study design. SUBJECTS AND METHODS The original Neuropathic Pain Symptom Inventory (NPSI) was translated into Japanese according to published guidelines. Subsequently, an observational(More)