Neurological Surgery 脳神経外科47巻6号

2019年06月発行

症例

自然血栓化し再開通を来した後下小脳動脈遠位部の小型破裂瘤の稀な1症例

著者： 中村光流¹ 川原一郎² 近松元気¹ 大園恵介³ 日宇健² 小野智憲² 原口渉² 牛島隆二郎² 堤圭介²

所属機関： ¹国立病院機構長崎医療センター ²国立病院機構長崎医療センター脳神経外科 ³長崎大学病院脳神経外科

ページ範囲：P.647 - P.652

Ⅰ．はじめに
　破裂脳動脈瘤における自然血栓化はよく知られた現象であるが，その多くは巨大あるいは大型の動脈瘤の報告であり^4,18)，小型脳動脈瘤における自然血栓化の報告は少なく，その自然歴も不明な点が多い^{2,3,6-9,11-17)}．
　今回われわれは，後下小脳動脈（posterior inferior cerebellar artery：PICA）遠位部に発生した小型破裂脳動脈瘤が自然血栓化し，早期に再開通を来した稀な1症例を経験したので，文献的考察を加え報告する．

参考文献

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