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10. 一过性意识丧失
概 述
一过性意识丧失是由于脑供血不足所致的短暂意识丧失状态,发作时患者因肌张力消失不能保持正常姿势而倒地。一般为突然发作,迅速恢复,很少有后遗症。以下是一过性意识丧失诊治的临床路径。
表10.1 发生一过性意识丧失后进行重点评估
![](https://epubservercos.yuewen.com/1C1403/19400084308706906/epubprivate/OEBPS/Images/T10.1_7991.jpg?sign=1739289546-L2bSECLISKA2GTpodw5Ex51Nn09dcHor-0-6cd1d4ad8f2e28df5fd3a64757f24b39)
表10.2 晕厥后的心电图
![](https://epubservercos.yuewen.com/1C1403/19400084308706906/epubprivate/OEBPS/Images/T10.2_59961.jpg?sign=1739289546-ICYq9CDcUX1a3QXyCrz2PiyzURG5WukX-0-57bdee38d25d23713575d754c636d546)
续表
![](https://epubservercos.yuewen.com/1C1403/19400084308706906/epubprivate/OEBPS/Images/T10.2_1_59962.jpg?sign=1739289546-P0KS148NSXIyYRFCKKO4yjC2SAXYIEaR-0-25b80af138cd88403909c31eaf2a70e5)
注:AV,房室的;WPW综合征,沃尔夫-帕金森-怀特综合征
表10.3 全身性抽搐、血管迷走神经性晕厥及心源性晕厥(阿-斯发作)的鉴别要点
![](https://epubservercos.yuewen.com/1C1403/19400084308706906/epubprivate/OEBPS/Images/T10.3_59963.jpg?sign=1739289546-K4HLEAFYD5i4lIbQuANfrDotleHUJ3Mk-0-2ad715aa4e78c3e42627c9afc1e0a8bf)
续表
![](https://epubservercos.yuewen.com/1C1403/19400084308706906/epubprivate/OEBPS/Images/T10.3_1_59964.jpg?sign=1739289546-T5qdXqR8KNq9Cny34iarh8kY220QJf2g-0-6228896e447faab88fc408fbd1c8c0d8)
表10.4 晕厥的病因
![](https://epubservercos.yuewen.com/1C1403/19400084308706906/epubprivate/OEBPS/Images/T10.4_59965.jpg?sign=1739289546-fjwciW0eY3JXNN24P8EFY4tHOIsshxhZ-0-451e32674b14c45ced79365b3e752151)
续表
![](https://epubservercos.yuewen.com/1C1403/19400084308706906/epubprivate/OEBPS/Images/T10.4_1_59966.jpg?sign=1739289546-x1BbPmt5qL3kWaZMBLgtoUMTxq28FCfX-0-d4a44f1d328866ef44e3be3eab5542f1)
注:TIA,短暂性脑缺血发作;境遇性晕厥:晕厥发生在咳嗽、排尿、排便或吞咽时,不伴有其他引起心电图或体格检查的明显异常
表10.5 颈动脉窦过敏的检查
![](https://epubservercos.yuewen.com/1C1403/19400084308706906/epubprivate/OEBPS/Images/T10.5_8304.jpg?sign=1739289546-Y5zziAzvwdubTo3Odgi1Ow8Phzy8NGuk-0-dfd5960f5dbfa63443d8c0146d57cd72)