The measurement of left heart function(LHF)and total peripheral resistance(TPR)of 25 borderline hypertension patients(BHP)and 25 controls by means of PDE were performed.

• 应用脉冲多普勒超声心动图（PDE）观察临界高血压（BHP）组和正常对照组各25例的左心功能和总外周阻力（TPR）。