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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=1739353841-i6Fcfivrb9b9IjZplcrSewtU4QybFCOV-0-073e6715c14d95a47decf075e8fa753d)
表10.2 晕厥后的心电图
![](https://epubservercos.yuewen.com/1C1403/19400084308706906/epubprivate/OEBPS/Images/T10.2_59961.jpg?sign=1739353841-ZfyFM3N5n1Za5qcAyTsIIUbXJJ1cILjy-0-641eb261a8f0abb3abb83f5efe396588)
续表
![](https://epubservercos.yuewen.com/1C1403/19400084308706906/epubprivate/OEBPS/Images/T10.2_1_59962.jpg?sign=1739353841-T8KaTGzUwT69liJX802hllYybwF8y1YO-0-5658dd86831329e2b8b53ed46e6a1d07)
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=1739353841-vdEcEntKYbjVSqQ1rafH8PlRXKgtWnf8-0-fde6e08640c53e0b0ab3f87d2e54f5d2)
续表
![](https://epubservercos.yuewen.com/1C1403/19400084308706906/epubprivate/OEBPS/Images/T10.3_1_59964.jpg?sign=1739353841-sxbvUcb7A33cCK3QK2BBWT6JZdBtcko5-0-bd8b84417b1eb293672f98d984b65aef)
表10.4 晕厥的病因
![](https://epubservercos.yuewen.com/1C1403/19400084308706906/epubprivate/OEBPS/Images/T10.4_59965.jpg?sign=1739353841-gk4y7GKrTPmySTpVVY0m5wQUX0O1HFW5-0-83250fbb92ee9758b4a99c200c67531c)
续表
![](https://epubservercos.yuewen.com/1C1403/19400084308706906/epubprivate/OEBPS/Images/T10.4_1_59966.jpg?sign=1739353841-u4OTa3xCiQZX7PgQJQnCFB9u2B1jZ3Wi-0-a142fda5d41053f4e592e056eaacfc4d)
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=1739353841-8GGyWY6Cf59zRbn7m4MpY8mFZYZuDWBU-0-ce0e5689304591dfcf725b76f6139c3f)