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过期妊娠(超过294天)的处理是产科医生常见的问题,在处理时须考虑围产期与长期的后遗症。本文研究与过期妊娠有关的发育障碍的程度和频度,以了解发育过熟是否会带来特殊的危险。本研究对象为184例足月妊娠为对照和129例过期妊娠妇女,预产期在一周内,无妊娠合并症。其标准规定:(1)末次月经开始日期确切、周期规律、按月。(2)在孕20周前曾行超声波检查,与月经日期相符。(3)无服口服避孕药、闭经、不规则月经或哺乳史。
Treatment of overdue pregnancies (over 294 days) is a common problem for obstetricians, with perinatal and long-term sequelae being considered in the treatment. This article examines the extent and frequency of developmental disorders associated with overdue pregnancies in order to understand whether over-maturation poses a particular risk. This study of 184 cases of full-term pregnancy as a control and 129 cases of pregnant women, the expected date of delivery within a week, no pregnancy complications. The standard provides: (1) the exact start of the last menstrual cycle, regularity, on a monthly basis. (2) Ultrasound examination was performed 20 weeks before pregnancy, which is consistent with the menstrual date. (3) convincing oral contraceptives, amenorrhea, irregular menstruation or breast-feeding history.