中央性前置胎盘自然造洞是很罕见的,国内杨氏在1955年首先报告了一例,58年汪氏报告一例。现将我们在75年1月所见一例报告如下。王金月,女,22岁,文昌县白延公社边海大队,住院号117。一孕一胎宫内妊娠足月,无痛性阴道流血三天于75年1月25日入院。末次月经74年5月下旬,预产期75年1月上旬,停经早期有厌食,4~+月有胎动感,曾有下肢浮肿,75 Central placenta previa natural cavernous is very rare, the first domestic report of Yang in 1955, 58 cases of Wang’s report of a case. Let us now report an example of what we saw in January 75 as follows. Wang Jinyue, female, 22 years old, Wenchang County Baiyan commune edge of the sea brigade, hospital number 117. Pregnancy and a pregnancy intrauterine pregnancy full-term, painless vaginal bleeding for three days in January 25, 75 admitted. The last menstrual period 74 in late May, the expected date of early 75 in early January, anorexia early menopause, 4 ~ + month fetal movement, had lower extremity edema, 75