檢視脑动脉瘤的原始碼

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|<center>'''脑动脉瘤'''<br><img
src=" https://res.medtion.com/uploads/1/image/public/202101/20210111114026_n339bakf95.png" width="280"></center><small>  圖片來自优酷</small> 
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[[颅内动脉瘤]]是指[[脑动脉]]内腔的局限性异常扩大造成动脉壁的一种瘤状突出。颅内动脉瘤多因脑动脉管壁局部的先天性缺陷和腔内压力增高的基础上引起囊性膨出，是造成[[蛛网膜下腔出血]]的首位病因。