• 2022-07-01
    符合右心房肥大的心电图改变是()
    A: P波时限>0.12s
    B: PtfV1绝对值为0.05mm.s
    C: PⅡ、Ⅲ、aVF振幅≥0.25mv,P波高尖
    D: Ⅱ、Ⅲ、aVF导联P波双峰,峰间距≥0.04s
    E: P波形态圆钝,振幅在肢导<0.25mv,胸导<0.2mv