测定孕妇末梢血中的胎盘催乳素(HPα)可作为胎儿产前监护的一项重要指标。我院近半年来就受检的71例孕妇的HPα变化进行观察,现将结果分析如下。资料与方法在受检的71例中,年龄25～35岁;月经周期28～35天;均经产科常规俭查。妊娠周数是由末次月经的第一天算起,孕37～42周者为足月妊娠,超过42周者为过期妊娠。 Determination of placental prolactin (HPα) in peripheral blood of pregnant women can be used as an important indicator of fetal antenatal care. Our hospital in the past six months on the test of 71 cases of pregnant women, changes in HPα were observed, the results are as follows. Materials and Methods Among the 71 patients examined, aged 25 to 35 years; the menstrual cycle of 28 to 35 days; routine obstetrics and Gynecology check. Pregnancy week number is calculated from the first day of the last menstruation, pregnancy 37 to 42 weeks for full-term pregnancy, more than 42 weeks for the expired pregnancy.