徐××,40岁,孕_5产_2,孕20周,在某卫生院行引产术。2月8日上午9时以1％利凡诺10ml注于羊膜腔内,经过顺利。次日下午3时左右开始下腹隐痛,晚8时宫缩渐增强。因宫缩痛整夜未眠,3月10日凌晨3时阴道少许流血,7时流血增多,量多于月经,肌注安络血及维生素K各1支。此时血压100/80mmHg。疑为前置胎盘于上午9时转入我科。 Xu × ×, 40 years old, pregnancy _5 production _2, 20 weeks pregnant, induced abortion in a hospital. At 9:00 on February 8 with 1% rivanol 10ml injection in the amniotic cavity, after a smooth. The next day at about 3 pm start abdominal pain, late at 8:00 contractions gradually increased. Due to contractions painless overnight, at 10 o’clock on the March 10 a little vaginal bleeding, blood increased at 7 o’clock, more than the amount of menstruation, intramuscular injection of blood and vitamin K an anti-K At this point blood pressure 100 / 80mmHg. Suspected placenta previa at 9 am transferred to my department.