本文介绍14例轻度先兆子癎和10例重度先兆子癎连续测定血浆雌三醇的变化。病例均选择妊娠28周血压虽正常,但在前8周内体重增加超过4.6公斤的初产妇。测定结果,本组先兆子癎病例其血浆雌三醇浓度均有明显下降。轻度先兆子癎平均血浆雌三醇在34周前往往正常,34周后不像正常妊娠期那么快速上升,而维持在较低水 This article describes the continuous determination of plasma estriol in 14 cases of mild preeclampsia and 10 cases of severe preeclampsia. 28 cases of pregnancy were selected blood pressure is normal, but within the first 8 weeks of weight gain more than 4.6 kg of primipara. Measurement results, the group of pre-eclampsia cases of plasma estriol concentrations were significantly decreased. Mild pre-eclampsia, mean plasma estriol, often normal 34 weeks ago, did not rise as rapidly as normal during 34 weeks and remained at lower water