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T wave altemans
释义
T wave altemans
Encyclopedia
医学
心电图
释
T wave altemans;TWA
T波电交替
在规律心律时,体表心电图上同一导联相邻T波形态、幅度甚至极性发生交替性改变,是以T波成分为主的电交替,不伴有QRS波形态和心动周期的明显改变。又称单纯性T波电交替(isolated T wave alternans)。
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