患者22岁，住院号326，第一胎孕24“‘周。阴道出血5小时于D96年n月7日O点3o分急诊入院，平素无出血倾向，孕期无腹痛及阴道出血等异常。入院前1个月阴道黄白色分泌量多，味臭，伴外阴阴道癌痒。每1至2天温水坐泪一次，无效，未用药。发病前无阴道外伤及性交等诱发因素。晚7点 The patient was 22 years old, with a hospitalization number of 326 and a first pregnancy of 24 "weeks.Vaginal bleeding for 5 hours was performed at 0 o’clock on the 7th of April, 1996 in an emergency department and was not prone to bleeding and had no abdominal pain or vaginal bleeding during pregnancy. 1 month before the vaginal discharge of yellow and white, taste odor, with vulvar vaginal itching every 1 to 2 days warm water sit tears once, invalid, no medication before onset without vaginal trauma and sexual intercourse and other inducing factors.