The detection rate of the chromosomalabnormality of the abnormal fetus detected by ultrasound (33.33%) was higer than the trisomy 21 high risk group(4.54%) and abnormal delivery group(9.09%)(P<0.05).
Objective to explore the effect of chromosomalabnormality and polygenic inheritance factor in female children with short stature.
目的探讨染色体异常和身高的多基因遗传因素在身材矮小女童中对矮小身材产生的作用。
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Conclusion: it's effective to decrease the birth of fetal chromosomalabnormality by undergoing prenatal screening and diagnose with mother serum biochemical indicator in the second trimester.