染色体病是遗传病的重要组成部分 ,通常伴发各种发育畸形及智力低下 ,同时也是导致流产、死胎、生育畸形儿等不良孕产史及不孕、闭经的重要原因。因此 ,对具有上述情况病例进行染色体检查 ,阐明病因 ,指导婚育 ,为进一步做产前诊断 ,防止残疾儿出生 ,促进家庭幸福 ,社会安定 , Chromosomal disease is an important part of genetic disease, often accompanied by a variety of developmental malformations and mental retardation, but also lead to miscarriage, stillbirth, maternal malformations and other adverse pregnancy history and infertility, amenorrhea an important reason. Therefore, the cases with the above-mentioned cases of chromosomal examination, elucidate the cause, guide marriage and childbirth, in order to further prenatal diagnosis, to prevent the birth of disabled children, to promote family happiness, social stability,