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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=1739217960-iZqXA3C9MkhGIhyHpctbrTeyWpISpvTD-0-b08b7302b8836a761b0ef70aa4caf2d3)
表10.2 晕厥后的心电图
![](https://epubservercos.yuewen.com/1C1403/19400084308706906/epubprivate/OEBPS/Images/T10.2_59961.jpg?sign=1739217960-vSiJk76QLLlp5s69JiwEPm8Y6HXe4GmB-0-25896f953808b4f3a6dc82250311ddb2)
续表
![](https://epubservercos.yuewen.com/1C1403/19400084308706906/epubprivate/OEBPS/Images/T10.2_1_59962.jpg?sign=1739217960-CDDvte2Mg4afDSUVSwWB3t4BeKqX6lya-0-897db9020aef898930525b9c42c56545)
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=1739217960-XJksWoEFvl3O5IDSwWWr2DeydmN3A8k6-0-a9c9fb1bf35376baba80309c134c94a1)
续表
![](https://epubservercos.yuewen.com/1C1403/19400084308706906/epubprivate/OEBPS/Images/T10.3_1_59964.jpg?sign=1739217960-M1i87ey7DKULTXcuSCzNA6c3hOsJUAN3-0-06a20a24c22c5f23907d4e031649a2a0)
表10.4 晕厥的病因
![](https://epubservercos.yuewen.com/1C1403/19400084308706906/epubprivate/OEBPS/Images/T10.4_59965.jpg?sign=1739217960-QuGv8r5wLow6XbjdghGplKBnxTDzNSDR-0-c5beca38531bcb534aa7badd8f92fc3f)
续表
![](https://epubservercos.yuewen.com/1C1403/19400084308706906/epubprivate/OEBPS/Images/T10.4_1_59966.jpg?sign=1739217960-a0nsO04rx0Hbzx2zgKYiVCDkdkP7xykQ-0-51efd40dc3a3d5c308230eea9762827d)
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=1739217960-1cDZaWqpQXIVSwkakPKZzJmXBdChnGhC-0-d90afa75c2926aa8788c89830146d731)