trisomies

trisomies

1. Holoprosencephaly has a 50% association with trisomy 13, and omphaloceles are assocated with trisomies 13, 18, and 21.

全前脑畸形中50%与13-三体有关。脐膨出与13-三体、18-三体和21-三体有关。

2. primary trisomies

初级三体

3. double trisomies

双三体性

4. Carriers of Chr-abn were 52.4%and trisomies were 33.3%.

晚期异常11.1%(5/45),P>0.05。 染色体异常携带者和各种三体为主要的异常核型,分别占52.4%(11/21)和33.3%(7/21)。

5. Short tandem repeat polymerase chain reaction used in prenatal diagnoses of the zygosity and common chromosomal trisomies in multiple pregnancies

短串联重复序列聚合酶链反应产前诊断多胎妊娠合子性质及常见染色体三体