Question
Aneuploidy, is the most common genetic abnormality, accounting for up to 50% of clinical miscarriages. All are true about aneuploidy, EXCEPT:
A. |
30-40% of trisomy 21, fetus die between 12 weeks and 40 weeks |
B. |
50-60% of trisomy 18, fetus die between 12 weeks and 40 weeks |
C. |
The occurrence of triploidy has no relation with the progression of the mother’s age |
D. |
In previous pregnancy with trisomy 21 due to non-disjunction, the risk in a future pregnancy is .75% higher |
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