例1,28岁。因停经25周,性交后阴道大量出血下1992年9月23日急诊入院。孕_3产_2,末次生产2年前。本次妊娠停经后无阴道出血史,无咳嗽咯血史。体检:脉博100次/分,血压13/8kPa。宫底脐上一指,宫体无压痛,子宫张力不大,胎心音130次/分,律整。阴道检查:阴道积血块约600毫升,宫口 Example 1,28 years old. Due to menopause 25 weeks, a large number of vaginal bleeding after sexual intercourse under the emergency September 23, 1992 admission. Pregnancy _3 production _2, the last production 2 years ago. No history of vaginal bleeding after menopause in pregnancy, no history of cough and hemoptysis. Physical examination: Pulse Bo 100 times / min, blood pressure 13 / 8kPa. The uterus at the end of a mean palace, palace no tenderness, small uterine tension, fetal heart sound 130 beats / min, law. Vaginal examination: about 600 ml of vaginal blood clots, cervix