不良妊娠结局的环境因素研究进展

妊娠不良结局的相关因素很多，这些危险因素影响着孕妇的健康，增加不良妊娠结局风险，包括早产、低出生体重、出生缺陷等。导致妊娠不良结局的原因目前主要分为母体、胎儿、环境三方面。研究环境因素与不良妊娠结局的关系，减少孕妇高危环境暴露，提前采取干预措施，可避免不良妊娠结局的发生。该文就不良妊娠结局的环境因素研究进展进行综述。

Research progress of environmental factors of adverse pregnancy outcomes

There are many related risk factors of adverse pregnancy outcomes, which affect the health of pregnanl women and lead to the increase of adverse pregnancy outcomes, including preterm delivery, low birth weight, birth defects, etc. The causes of adverse pregnancy outcomes are mainly from the aspects of parent, fetus and environment. Studying on the relationship between environmental factors and adverse pregnancy outcomes of pregnant women, reducing environment exposure of pregnant women and taking preventive measures beforehand can avoid adverse pregnancy outcomes. This article gave an overview of research progress on environmental factors in adverse pregnancy outcome.