Chinese 速度时间积分 Cited by user Htmlzycq on 22 Apr 2021 速度时间积分(,缩写VTI)是一种临床多普勒超声的血流测量指标,等于速度时间曲线下的面积。可用VTI和心脏截面积计算心输出量。左心室流出道(LVOT)、颈动脉或其他血管都可以计算VTI。 == 参考文献 ==
English Velocity time integral Cited by user AntikytheraMxn on 20 Aug 2020 Velocity Time Integral is a clinical Doppler ultrasound measurement of blood flow, equivalent to the area under the velocity time curve.The product of VTI (cm/stroke…