2.3妊娠慢性高血压的治疗如果妊娠只并发轻度的、慢性高血压,母亲和胎儿的危险性通常不会增加。重度高血压或先兆子痫合并慢性高血压危险性较大(50%的流产孕妇伴有3级高血压)。降压药物治疗能延缓孕妇进展为重度高血压,但也有一个回顾性研究却证明,与未治疗妇女比较,抗高血压治 2.3 Treatment of Chronic Hypertension in Pregnancy If the pregnancy complicated by mild, chronic hypertension, the risk of mother and fetus usually does not increase. Severe hypertension or preeclampsia with high risk of chronic hypertension (50% of abortion pregnant women with grade 3 hypertension). Antihypertensive drug treatment can delay the progress of pregnant women into severe hypertension, but there is also a retrospective study has proved that compared with untreated women, anti-hypertensive governance