What is the prospect that my child may have Down syndrome? If you are asking the query, you are altogether chance pregnant or contemplating being pregnant.
Most common people have seen a bambino with Down syndrome - it is pretty simply to acknowledge. What common people concern is not a batch the bodily issues these childs exhibit, yet the psychological retardation ascribable to the extra chromosome #21.
The incidence of Down syndrome will increase with the age of the mom. Although intoxicant and tobacco use have been joined to different circumstances, they aren't thought to extend the danger of Down syndrome. According to the Merck Manual, a time-honored medical reference, the general danger is 1 in 800. However, for infants born to 20-year-old moms the danger is just one in 2000 births. By age 35 the danger rises to 1/365, and at age 40 is about 1%.
The reply is a little more sophisticated than this, nonetheless, as a result of not all Down syndrome has the identical genetic trigger. Most circumstances (about 95%) are as a result of a second copy of an entire chromosome 21. The different 5% of circumstances are as a result of an extra fragment of chromosome 21 acquiring caught on a distinct chromosome (referred to as a translocation).
The genetic trigger could be definite by analyzing the chromosomes of the kid and/or mother and father. If the mom carries a translocation, the danger for having a bambino with Down syndrome is about 1 in 10. If the dada carries the irregular chromosome, the danger is about 1 in 20. Chromosome examination wouldn't commonly be carried out on mother and father except they've already had one child with Down syndrome.
Pregnant ladies could be examined to see if their child is prone to have Down syndrome, yet this examination could or power not be lined by your insurance coverage. Because examination is costly (a whole bunch of {dollars}), not entirely correct, and doubtlessly harmful to the unborn child, you need to speak to your Dr. about causes to carry out the have a look at and causes to not.
While it is true Down syndrome childs endure from quite batch of issues, many are gifted with an important capability for love. Don't let concern blind you to the potential for perusal extra about love than you power ever think about.
Copyright 2010 Cynthia J. Koelker MD
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