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        房顫為什么在老年人中多見

        心血管內科 河南中醫藥大學第三附屬醫院 金先紅 主任醫師
        2018/12/13
        主要是老年人心肌的纖維化,心房擴大,使房顫的發生率增高,老年人心肌的纖維化就比較嚴重。再一個,肺經胃竇更容易纖維化,這個地方異位起搏點,興奮性增高,引起房顫,是房顫主要的一個發生點。再一個就是所有的心臟病,特別是缺血性心臟病,也就是冠心病,瓣膜性心臟病,也就是二尖瓣狹窄、關閉不全,主動脈瓣狹窄、關閉不全,高血壓性心臟病,都可能伴發房顫 ,老年人群同時罹患兩種或者兩種以上的疾病,或者共病,也可出現房顫。
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