反复早期流产的原因一般不完全清楚,而且反复早期流产还和子宫异常、激素紊乱、免疫因子和感染疾病有关。1975～1979年已有8篇文献报导习惯性流产的夫妇中,染色体易位的频率较高(3～31％,平均为9.3％),它比新生儿中易位的频率(0.3％)要高30倍。这些作者认为,在反复性流产中,细胞遗传学分析可作为有效的工具。本文检查了100对习惯性流产夫妇,他 The reasons for repeated early miscarriage are generally not completely understood, and repeated abortion early and uterine abnormalities, hormone disorders, immune factors and infectious diseases. Of the 8 articles reported from 1975 to 1979 with habitual abortion, the frequency of chromosomal translocations was high (3 to 31%, mean 9.3%), which was higher than that of neonates with translocations (0.3%) 30 times higher. These authors believe that cytogenetic analysis can be an effective tool in recurrent abortion. This article examined 100 pairs of habitual abortion couples, he