科普文章
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24年医考一定要学会!以前从没考过的心电图!
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01心力衰竭的诱因感染紊乱心失常,过劳剧变负担重,贫血甲亢肺栓塞,治疗不当也心衰。02右心衰的体征三水两大及其他解释:三水:水肿胸水腹水两大:肝肿大和压痛颈静脉充盈或怒张其他:右心奔马律收缩期吹风性杂音紫绀03洋地黄类药物的禁忌症肥厚梗阻二尖窄,急性心梗伴心衰,二度高度房室阻,预激病窦不应该。04房性早搏心电表现房早P与窦P异,P-R三格至无级,代偿间歇多不全,可见房早未下传。05心房扑动心电表现房扑不于房速同,等电位线P无踪,大F呈锯齿状,形态大小间隔匀,QRS不增宽,F不均称不纯。06心房颤动心电表现心房颤动P无踪,小f波乱纷纷,三百五至六百次,P-R间期极不均,QRS当正常,增宽合并差传导。07房室交界性早搏心电表现房室交界性早搏,QRS同室上,P必逆行或不见,P-R小于点一二。08阵发性室上性心动过速的治疗刺迷胆碱洋地黄,升压电复抗失常(注:“刺迷”为刺激迷走神经)
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手把手教你看懂心电图!!
![](https://img11.360buyimg.com/imagetools/jfs/t1/247312/39/16850/66264/66b612a7F78d5783a/85f0fc3138106df9.jpg!q100)
循环系统
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医师备考要抓紧啦!你还在为心电图头疼吗?🤯心房扑动这个新晋考点,不来了解一下怎么行?👀
![](https://img11.360buyimg.com/imagetools/jfs/t1/225275/16/24382/105085/66b61242Fb5343bd6/b5dff9cd811569e3.jpg!q100)
循环系统高频考点关老师精讲习题422年护考护考准备22年护考护资护士资格22年护士资格证考试护士
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又来一个心电图
![](https://img11.360buyimg.com/imagetools/jfs/t1/225443/34/10938/34095/66b611afF9c35087c/4e46a376b50df613.jpg!q100)
手把手教你看懂心电图
![](https://img11.360buyimg.com/imagetools/jfs/t1/217009/16/42058/89434/66b611aaFdaedcef0/8e26c0423b056ec2.jpg!q100)
心电图~心房扑动
![](https://img11.360buyimg.com/imagetools/jfs/t1/97538/6/45454/131884/66b61197F49b68e21/c56665690ca9b65e.jpg!q100)
📝注意心电图中的异常有可能是“伪差”
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