陈晓东,王振宇,谢京城,李振东,马长城,刘彬.症状性骶管内囊肿的诊断与治疗[J].中国脊柱脊髓杂志,2006,(2):.
症状性骶管内囊肿的诊断与治疗
Diagnosis and surgical treatment of the symptomatic arachnoid cysts in sacral canal
  
DOI:
中文关键词:  骶管  蛛网膜囊肿
英文关键词:MRI
基金项目:
陈晓东  王振宇  谢京城  李振东  马长城  刘彬
北京大学第三医院神经外科,北京市100083
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中文摘要:
  目的:探讨症状性骶管内蛛网膜囊肿的诊断与治疗方法.方法:对12例以骶管内神经受压表现为主,如腰骶部疼痛、下肢痛、会阴部疼痛,鞍区麻木不适,大小便障碍,下肢无力患者,行MRI检查.结合临床症状、体征及MRI表现明确诊断为症状性骶管内囊肿后行手术治疗.手术均在显微镜下操作.对未见明显交通孔的7例中5例行囊壁大部切除后残存囊壁修补缝扎,2例因硬脊膜缺如,无法修补而行囊肿部分切除旷置;5例有交通孔的患者中,2例囊肿大部切除后用肌肉填塞交通孔,2例因交通孔处理困难未作特殊处理,1例囊肿大部切除后,切开交通孔处硬脊膜以扩大交通孔至脑脊液通畅流出,消除交通孔的单向阀门作用.严密缝合切口,术后采取头低臀高俯卧位.结果:骶管内囊肿在MRI上表现为骶管内单发或多发类圆形或椭圆形的软组织影,呈长T1、长T2表现,信号与脑脊液相同.术后2例出现少量皮下积液,加压包扎2~3个月后自行吸收,无1例脑脊液漏.随访3个月~4年6个月,平均18.3个月,症状完全缓解8例,部分缓解3例,1例3个月后症状复发,MRI检查示囊肿较术前轻微扩大,未再次手术.结论:MRI检查是正确诊断骶管内蛛网膜囊肿的有力手段,伴有临床症状、体征者应考虑手术治疗.对囊肿的处理以囊肿大部切除为主,严密缝合切口各层及术后合理体位可以有效防止并发症的发生.
英文摘要:
  Objective:To evaluate the diagnosis and the treatment of the arachnoid cysts in the sacral canal.Method:12 patients with symptomatic sacral arachnoid cysts were included,their clinical symptoms resulted from compression of sacral nerve:included lumbosacra
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