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颈椎椎管“哑铃”形肿瘤分型及手术疗效分析

Chinese Journal of Contemporary Neurology and Neurosurgery(2013)

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Abstract
目的探讨颈椎椎管"哑铃"形肿瘤之临床特点、分型及手术疗效。方法回顾分析26例颈椎椎管"哑铃"形肿瘤患者临床资料。根据影像学表现分为3型,Ⅰ型以椎管内为主型(17例),采用经后路入路手术,8例辅助内固定术;Ⅱ型以椎管外为主型(4例),采用经前外侧入路手术,均未行内固定术;Ⅲ型为椎管内外均衡型(5例),采用前后路联合入路手术,均辅助内固定术。术中发现单侧关节突关节破坏者行颈椎稳定性重建,经后路行侧块或椎弓根螺钉内固定术,取自体髂骨行植骨融合术。结果26例中神经鞘膜瘤19例、神经纤维瘤4例、神经节细胞瘤2例、脊膜瘤1例。肿瘤全切除23例、次全切除3例,50%(13/26)患者肿瘤切除同期行内固定术,Ⅰ型8例、Ⅲ型5例。平均随访30个月,4例(15.38%)复发,术后2例发生切口感染及脑脊液漏,无一例发生脊髓损伤和脊柱后凸畸形。结论根据影像学表现进行肿瘤分型并选择手术方式,有利于提高颈椎"哑铃"形肿瘤全切除率、降低复发率。脊柱稳定性被破坏者需同时行内固定以重建其稳定性。
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Key words
Bone transplantation,Cervical vertebrae,Ilium,Internal fixation (not in MeSH),Magnetic resonance imaging,Spinal canal,Spinal cord neoplasms,Surgical procedures,operative
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