How much do you want to know about your unborn child’s DNA?

Over at Wired , there ’s a fantastic clause about the rise of prenatal genetic testing . Erin Biba explores how the power to essay for common genetic abnormality is changing living for many parents — and touch on how the world could be changed , now that we have a non - invasive , easy method of testing an unborn infant ’s inherited physical composition . Most people would like to roll in the hay if their unborn baby is likely to have sure dangerous term , or ones that can be cover easily , but are there things you ’re respectable off not love about your babe ?

Top image : Stephen Coburn / Shutterstock.com

Biba ’s piece begins :

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Candace Weiss did n’t know she had a family line chronicle of giving birth defects until she got fraught with her daughter . That ’s when she learned that her granny , at the age of 42 , had yield birth to a baby with Down syndrome . “ That baby died young , ” she says . “ But back in that time , they sent them away . She was n’t even raise in the mob . ”

Weiss ’ own child was born perfectly healthy . Not long after , she and her husband started stress for a 2nd baby . But she had a miscarriage . And then another . The second spontaneous abortion was the upshot of triploid syndrome - the foetus had three of every chromosome or else of the normal two . So when Weiss , a 32 - year - old lawyer turn stay - at - home plate mammy in Westchester , New York ( her name has been changed for this story ) , got pregnant again , her medico watch out her close . “ We did a destiny of ultrasounds , ” she state . “ Everything look like it was going well . ”

Many women with high - risk of infection gestation ( which also include women over 35 ) elect to undergo amniocentesis or chorionic villus sampling - invasive procedures that see for chromosomal irregularity but carry with them a risk of abortion . Weiss says there was “ no way in hell ” she was going to do that . She did n’t want to gamble lose another baby . Well , say her doctor at her 10 - week office sojourn , we ’ve got this new test that check over for the most vulgar chromosomal disorders ( like Down syndrome ) . All it want is a rip hook . And you may do it right now . The test was so unexampled , in fact , that Weiss was one of the first patients in her doctor ’s practice session to have it .

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A week or so afterwards the Doctor of the Church called . The child had Down syndrome . “ We were obviously dismayed , ” Weiss says . “ Even the doctor was aghast . ” Weiss then had a chorionic villus sampling do , on the remote chance of a fake positive degree . It substantiate the bloodline test result , but she and her married man were already step down to what was to abide by . She enunciate she need to spill the beans through the decision to end the pregnancy , but her husband never had any doubtfulness . “ His coping mechanism was just to be done with it , ” Weiss suppose . But for her , it was a bit different . “ You hear this news and you make your decision . But meanwhile you ’re still fraught . I stand for , I was still queasy . ”

Weiss send away the pregnancy last fall at 12 and a half weeks . She and her hubby had n’t state very many masses that she was pregnant , and the procedure at that stage is mercifully fleet and comparatively unproblematic . Some woman do not see out their babies have serious medical problems until much later on in their pregnancies . At that point , many doctors do n’t even do abortions , obliging patients to journey to distant city to get one . “ It ’s huge to know early on , ” Weiss says . “ Not that what we kick the bucket through was n’t grievous , but we were able to put it behind us faster . We get to begin over earlier . ”

Before she knew about the rake test , Weiss - comparable one C of yard of significant womanhood each year - had been facing a complicated decision : Risk a absolutely healthy maternity to find out out for certain if there ’s something incorrect with your child , or live with a point of uncertainty . It ’s a trade - off inherent in prenatal tryout . Some are accurate - they can say for sure whether a child has a serious disorder - but may cause side effects ; others are safer but give a more ambiguous level of entropy - all you get is the odds of whether or not the child has problems .

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