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本文采用G显带技术分析了3512例新生儿染色体。发现染色体异常有8例,其异常发生率为0.23%。并根据历史事件,对本地区新生儿染色体异常发生率低于国内外的原因进行了分析。
In this paper, G banding technique was used to analyze 3512 neonatal chromosomes. Chromosome abnormalities found in 8 cases, the abnormal incidence rate of 0.23%. And based on historical events, the incidence of chromosomal abnormalities in the region is lower than at home and abroad were analyzed.