妊娠滋养细胞疾病:来源于胎盘绒毛滋养细胞 的疾病,包括葡萄胎、侵蚀性葡萄胎、绒癌和 一类少见的胎盘部位滋养细胞肿瘤

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

Definition of pregnancy Pregnancy is defined as the course of embryo and fetal growth and development in uterine It begain at the fertilization and end the delivery of the fetal and it's attachment

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

Incidence and Prevalence: Increase significantly Range from 1~50% General population: 1~2% Infertile women: 30~50% Occurs primarily in women in 25~45s

Dystocia literally means difficult labor and it is characterized by abnormally slow progress of labor It is the consequence of four distinct abnormalities that may exist singly or combination

Cerebral vascular Disease Definition of term: The term cerebrovascular disease designates any abnormality of the brain resulting from a pathologic process of the blood vessels. Sudden loss of neurological function is the hallmark of cerebrovascula disease. Cerebrovascular disease is the third most common cause

Definition Placenta previa: Abnormal location- of the placenta over,orin close proximity to the internal os. Incidence: approximately 1 /250 pregnancy nulliparas: 1/1000~1/1500 pregnancy grandmultiparas: 1/20

Definition PROM is defined as the rupture of the chorioamniotic membrane before the onset of labor

一、分娩 二、早产 三、足月产 四、过期产