Methods: Karyotype and satellite associations in acrocentric chromosomes of peripheral blood in 132 cases with unexplained recurrent abortions and in 98 as normal control were analysed by routine chromosomal methed and G-banding technique.

• 方法：应用外周血淋巴细胞染色体常规制备方法及G显带技术，分析132例自然流产患者及98例正常人外周血淋巴细胞染色体及近端着丝粒染色体的随体联合频率。