为了提高对过期妊娠及伴有过熟儿综合征的确诊率,同时也不忽视孕期不满42周但有胎儿过熟综合征表现的病例,我们联合应用多种措施监测过期妊娠和41～42周延期妊娠35例,并评价了B型超声波、羊膜腔镜检查及阴道脱落细胞学检查联合应用监测过期妊娠的临床意义,提出了监测应从孕40周开始的建议。 In order to improve the diagnosis of overdue pregnancies and children with over-mature syndrome, but also not to overlook the case of pregnancy 42 weeks but there are cases of fetal over-mature syndrome, we jointly use a variety of measures to monitor the outdated pregnancy and 41 to 42 weeks 35 cases of delayed pregnancy, and evaluated the clinical significance of combined ultrasound B ultrasound, vaginal cytology and vaginal cytology in monitoring the outdated pregnancy, and put forward the suggestion of monitoring from 40 weeks pregnant.