Objective To probe the clinical value in the assessment of liver cirrhosis degree by arrival time of right portal vein with contrast-enhanced ultrasonography and velocity and flow volume with color Doppler velocity profile(CDVP).

• 目的应用超声造影观察门脉右支开始显影时间以及彩色多普勒流速剖面技术检测门脉右支流速和血流量,以探讨其评价肝硬化程度的临床价值。