患者 ,女 ,2 7岁 ,因停经 38周 ,阴道流水临产于2 0 0 0年 11月 1日收妇产科住院。末次月经 2 0 0 0年2月 8日 ,预产期 2 0 0 0年 11月 15日。孕期无患病及服药史 ,曾作过产前检查三次 ,作过Ｂ超检查两次 (孕 5月 1次 ,孕 6月 1次 ) ,均未发现胎儿异常。既往身体健康 ,月经4 - Patient, female, 27 years old, due to menopause for 38 weeks, vaginal fluid production in November 1, 2000 received obstetrics and gynecology hospitalization. The last menstruation February 8, 2000, the expected date of birth November 15, 2000. Pregnancy without disease and medication history, had made prenatal examination three times, made a B-ultrasound twice (pregnancy in May 1, pregnant in June 1), were not found in fetal abnormalities. Past physical health, menstrual 4 -