Top
10
Doctor insights on: Chances Of Having A Downs Syndrome Baby

Share
2

2
How often do babies with downs syndrome also have problems with vsd?

How often do babies with downs syndrome also have problems with vsd?

50%: About half of babies with down syndrome will have congenital heart disease. The majority will have atrioventricular septal defect, aka av canal or endocardial cushion defect. ...Read more

See 2 more doctor answers
3

3
My sister has a two yrs old Down syndrome boy.What is the chance that a second baby is also affected?Is there chance to reduce the risk?

My sister has a two yrs old Down syndrome boy.What is the chance that a second baby is also affected?Is there chance to reduce the risk?

Depends: Traditional ds (>85%) have an extra 21 chromosome & recurrence risk runs 1% for young mothers but 1% + the age factor as a women ages. There are uncommon forms of ds due to transfer of pieces between chromosome where the mom or dad could be an asymptomatic carrier. The % of those varies with the defect & it would be best to consult a geneticist. If regular ds, the numbers above apply. ...Read more

See 1 more doctor answer
4

4
Why is there a 50% chance of a woman with Down syndrome producing a normal baby?

Why is there a 50% chance of a woman with Down syndrome producing a normal baby?

Laws of genetics: When a woman with Down's Syndrome forms gametes (unfertilized eggs), all the chromosomes except #21 will split evenly. Since Down's Syndrome means three copies of chromosome 21 (by dehfinition), the chromosome cannot split "evenly" - half will have 1 copy (normal); the other half will have 2 copies (Down's syndrome carrier). These will pair with 1 copy (usually) of Chromosome 21 from the father. ...Read more

See 2 more doctor answers
5

5
I'm 47, what are the chance baby has Down syndrome , how bad is this ratio?

I'm 47, what are the chance baby has Down syndrome , how bad is this ratio?

Downs : Is approx. 1 in every 30 pregnancies in moms 45 or over. So the odds are in your favor to have a non- Downs infant but the risk is many times greater than for women who are younger. ...Read more

6

6
Is the simian crease present in all downs syndrome babies?

Is the simian crease present in all downs syndrome babies?

No: This is listed is present in about 45% of infants with ds but may be seen at least on one side in 5-7% of normal infants. ...Read more

7

7
How does blood determines how high or low risk you are of having downs syndrome baby?

How does blood determines how high or low risk you are of having downs syndrome baby?

They r getting bette: at finding the baby's cells in the blood of the mother. With that, they can see if the baby has abnormal chromosomes and if the baby has Down's. ...Read more

8

8
What are the chances of a woman having a baby with down syndrome?

What are the chances of a woman having a baby with down syndrome?

ACOG charts show the: risk of having a fetus with a Trisomy 21, Down Syndrome at prenatal diagnosis vs. the risk of having a live-born infant with DS because ~ 25% are lost. If there is no family history or prior infant with DS, at age 42 at delivery, the risk is 1/63; risk at 16 weeks' gestation is 1/50 - 1/55. Risk of any chromosomal disorder at term is 1/42. If 43 at term, DS risk is 1/49; of any trisomy, 1/33. ...Read more

9

9
Dr If FL is 1week2 days behind when comparing with BPD,AC,HC what are the chances of having down syndrome baby ?Im 25 years old.really tensed :(

Dr If FL is 1week2 days behind when comparing with BPD,AC,HC what are the chances of having down syndrome baby ?Im 25 years old.really tensed :(

Get the actual ans-: wer. With a blood draw, you will know if your fetus is affected with Down syndrome in 3 to 6 days by fetal DNA analysis; 99.9% accurate, with an amnio or CVS for confirmation of a positive to eliminate the approximate 1 in 1000 false positive. This test has made all of the ultrasound screening for Down syndrome obsolete. ...Read more

10

10
What are the risks of having a baby with downs syndrome when you are over 34?

About 1/400 at 35: The risk increases each year as you get older. At age 45 the risk is about 1/35 for example. But remember, that also means a 34/35 (or 97%) chance the baby wouldn't have ds. ...Read more

See 1 more doctor answer