Objective To observe pulsative index (PI), resistant index (RI) of placental helicine arteries by colour Doppler, analyses relation between PI, RI and developing of pregnant hypertension.
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美
- 目的本研究采用彩色多普勒檢測孕婦子宮胎盤(pán)床螺旋動(dòng)脈搏動(dòng)指數(PI),阻力指數(RI),預測妊高征的發(fā)生、發(fā)展及預后。方法選擇無(wú)慢性高血壓,心、肝、腎合并癥正常孕婦184例。
