Greta is 38 years old and 15 weeks into her first pregnancy. which test will her doctor recommend to detect any genetic abnormalities in the fetus?

Her doctor may recommend any test that will look into the fetus karyotype and any other genetic abnormality that's more common. 
Such tests might include amniocentesis and chorionic villus sampling. In both of these tests the purpose is to access fetus cells for further studies as to possible chromosomal abnormalities. It is recurrent to do these tests when with pregnant women older than 35.

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