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        房颤为什么在老年人中多见

        心血管内科 河南中医药大学第三附属医院 金先红 主任医师
        2018/12/13
        主要是老年人心肌的纤维化,心房扩大,使房颤的发生率增高,老年人心肌的纤维化就比较严重。再一个,肺经胃窦更容易纤维化,这个地方异位起搏点,兴奋性增高,引起房颤,是房颤主要的一个发生点。再一个就是所有的心脏病,特别是缺血性心脏病,也就是冠心病,瓣膜性心脏病,也就是二尖瓣狭窄、关闭不全,主动脉瓣狭窄、关闭不全,高血压性心脏病,都可能伴发房颤 ,老年人群同时罹患两种或者两种以上的疾病,或者共病,也可出现房颤。
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