采用妊娠中期羊膜腔穿刺、羊水细胞培养、染色体核型分析,对328例对象进行胎儿染色体病产前诊断,现分析报道如下。 对象与方法 一、对象 328例产前诊断对象包括:高龄(≥35岁)孕妇161例,生育过染色体病儿者95例,夫妇一方为染色体平 The use of mid-pregnancy amniocentesis, amniotic fluid cell culture, chromosome karyotype analysis of 328 cases of fetal chromosomal prenatal diagnosis, the analysis is reported as follows. Objects and methods A, object 328 cases of prenatal diagnosis include: elderly (≥35 years old) 161 pregnant women, 95 cases of child-bearing overdose sick children, one of the couple is chromosome level