病历摘要患者×××,女性,32岁,社员,已婚。因妊娠36周,突然阴道大量流血于1975年7月1日上午4时急诊入院。末次月经1974年10月22日,预产期1975年7月29日。早孕期间无恶心呕吐等不适,妊娠晚期无下肢浮肿,孕四个多月感胎动,妊娠期曾在合作医疗站检查未见异常。入院前日下午仍操持家务如常,未觉劳累及受伤。夜间12时许,忽被阴道流血惊醒,血一阵阵外涌,时有血块,血色鲜红,量较多,约500 Patient summary × × ×, female, 32 years old, member, married. Due to 36 weeks of pregnancy, a sudden massive vaginal bleeding in July 1, 1975 at 4 am emergency admission. The last menstruation October 22, 1974, the expected date of July 29, 1975. No discomfort during early pregnancy such as vomiting and nausea, no lower limb edema in late pregnancy, pregnancy more than four months a sense of fetal movement, pregnancy in cooperation with the medical station inspection no abnormalities. On the day before admission, he still practices housework routinely and feels tired and injured. Twelve o’clock at night, suddenly woke up by the vaginal bleeding, blood waves surge, when a blood clot, bright red blood, the amount of more, about 500