Neurological Surgery 脳神経外科39巻8号

2011年08月発行

症例

神経根症状で発症した特発性椎骨動静脈瘻の1例

著者： 伊藤理¹ 西村中¹ 石堂克哉¹ 一ツ松勤¹

所属機関： ¹新古賀病院脳卒中脳神経センター脳神経外科

ページ範囲：P.775 - P.781

Ⅰ．はじめに

　椎骨動静脈瘻は頭蓋外の椎骨動脈，またはその分枝とそれに近接する静脈との異常な交通を本態とする稀な疾患である．症状は一般に拍動性の耳鳴（血管雑音），頚部痛，盗血流現象によるめまいなどが挙げられるが，拡張した静脈の圧迫による神経根症状や脊髄症状も報告^3,8,24)されている．椎骨動静脈瘻の病因としては外傷性，医原性の報告²⁴⁾のほかに，特発性として神経線維腫症1型や線維筋異形成症，Ehlers-Danlos症候群に伴うものが報告⁸⁾されている．今回われわれは，左上肢の神経根症状で発症した特発性の椎骨動静脈瘻の1例を経験したので，その文献的考察を加えて報告する．

参考文献

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