定义 一、受精卵着床于子宫体腔内膜外任何部位。 二、与习称宫外孕( extrauterine pregnancy)有区别

At the beginning of the 20th century diabetic women suffered from- infetility, and the rare women achieving pregnancy faced a poor prognosis. Maternal death'was a real threat,and perinatal survival a more 40 percent

一、早产:28周〈37周 二、足月产:37周-〈42周 三、过期产:〉或=42周

第一节孕妇监护 一、产前检查的时间 二、首次产前检查

Definition Fetal distress is defined as depletion of oxygen and accumulation of carbon dioxide,leading to a state of \hypoxia and acidosis during intra-uterine life

定义 fetal distress: 胎儿在宫内有缺氧征象危及胎 儿健康和生命者.是一种综合症 状,是剖宫产的适应证之一

病因 一、遗传基因缺陷 二、环境因素 三、母体因素 四、胎盘内分泌功能不足 五、免疫因素

epidemiology Labor and delivery between28-36+6 weeks 5%-10% be the leading cause of perinatal morbidity and mortality Survival rates have increased and morbidity has decreased because of technologic advances

Normal Pregnancy Pregnand The course that the embryo and the fetus grow in the maternal body Stages f pregnancy Early pregnancy: $12 weeks Mid pregnancy:≥13 weeks,≤27 weeks Late pregnancy: 228 weeks Term pregnancy:≥37 weeks,<42 weeks

定义 孕28周后,胎盘附于子宫下段,甚至胎盘下缘 达到或覆盖宫颈内口,位置低于胎儿先露部 ,称为前置胎盘