A case of trisomy 22 liveborn female baby with multiple congenital anomalies is described.
摘要作者报告一例具有多种异常的三染色体22症的活产女婴。
So this fetus presented seeral signs of trisomy 21, including the hypoplasia of the nasal bone, hypodontia, micrognathia, and hypospadias.
这样，本例胎儿示21三体的若干征象：包括鼻骨发育、牙发育、颌和尿道下裂。
Polysomy, which includes trisomy, is the condition in which one or more chromosomes are represented more than twice in the cell.
多染色体包括三染色体都是一条或多条染色体代替了正常细胞中的两条染色体形成的。
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Sometimes though, one parent might contribute one chromosome too many, which is called trisomy, or one chromosome less, which is called monosomy.
但是有时候，双亲中的一方可能会于一条，这被为三；或者少一条，为单。
Since trisomy 15 isn't compatible with life, the fetus only survives only if they lose one copy of the chromosome in the early embryo, called trisomy rescue.
15号三胎儿不能存活，要想存活就必须在胚胎早期丢失一条，这一过程为三自救。
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划词翻译
详细解释
异常的三染色体22症的活产女婴。
示21
、牙发育
颌和尿道下裂。
于一条
，这被
为
