Amniocentesis is the standard prenataldetection procedure for aneuploidy.
羊膜穿刺术是出生前检测非整倍体的金标准。
2
Objective: To determine the rate of prenataldetection of ultrasonography abnormalities in fetuses with trisomy 18 and evaluate its predictive value.
目的：探讨孕期18 -三体胎儿超声异常的产前检出率及临床价值。
3
It is suggested to utilize this detection for genetic counseling, prenatal diagnosis, and the genetic screening of neonates and the sensorineural hearing loss with unknown reason.