Hypoxia may be a cause of high expression of leptin in pre-eclamptic placenta.

缺氧可能是子痫前期胎盘组织瘦素高表达的原因。

Methods 15 severe pre - eclamptic women served in a study group and 30 normal pregnant women were allocated to a control group.

方法：取重度子痫前期患者15例作为病例组，正常妊娠30例作为对照组。

There were 396 cases of eclamptic patients treated in our department. According to their condition, these patients were devided into 3 groups for comparison and analysis.

本文对采用不同治疗方法的396例子痫患者分为3组进行了比较分析。