By color Doppler ultrasonography(CDU),the blood flow of renal artery was preliminarily studied in 76 normal(control group) and 156 pregnant women(study gruop).

• 应用彩色多普勒超声诊断仪对156例妊娠妇女及76例正常妇女的肾动脉血流进行了观察，探讨了妊娠对肾动脉血流动力学的影响。