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Comparison of two anterior techniques in the surgical management of adjacent two-level cervical spondylotic myelopathy
Author(s): 
Pages: 433-437
Year: Issue:  5
Journal: Chinese Journal of Spine and Spinal Cord

Keyword:  Cervical spondylotic myelopathyDiscectomyCorpectomyDiscectomy and fusion;
Abstract: 目的:比较双节段前路椎问盘切除减压融合术(anterior cervical discectomy and fusion,ACDF)和单节段前路椎体次全切除减压融合术(anterior cervical corpectomy and fusion,ACCF)对邻近双节段脊髓型颈椎病的治疗结果.方法:对2010年09月~2013年7月应用双节段椎间盘切除减压聚醚醚酮融合器(Polyetherether-ketone cage,PEEK cage)植骨融合术及单节段椎体次全切减压钛网植骨融合术进行治疗的54例邻近双节段脊髓型颈椎病患者进行回顾性分析,ACCF组23例,ACDF组31例.比较两组患者基线资料、住院天数、手术时间、出血量、日本骨科协会(Japanese Orthopaedic Association,JOA)评分及疼痛视觉模拟评分(visual analogue score,VAS)的不同.通过测量术前、术后3d、术次随访时的影像学图片,分析两组患者颈椎曲度、融合节段高度及融合率的变化.结果:年龄、性别、病变节段、矢状位序列、植骨材料、住院天数和手术时问两组问差异无统计学意义,ACDF组的出血量显著少于ACCF组(175.4±12.1ml VS 201.3±80.4ml).ACDF组JOA及VAS评分在术前(13.06±0.81、6.48±1.43)与末次随访时(15.45±1.06、2.97±1.28)比较均有显著统计学意义(P=0.000),ACCF组JOA及VAS评分同ACDF组,术后与术前比较均有统计学意义(P<0.05);但组间比较未发现明显差别(P>0.05).两组颈椎曲度和融合节段高度术后3d时较术前均有增加(P<0.05),而末次随访时轻度下降(P<0.05),ACDF组改善程度明显大于ACCF组(P<0.05).两组均获得了100%的融合率.结论:在邻近双节段脊髓型颈椎病的手术治疗中,ACDF出血量相对较少,能更好地改善颈椎曲度和维持融合节段高度.
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