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4 Cards in this Set
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Percutaneous umbilical blood sampling
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blood sample that allows for rapid chromosome diagnosis, genetic studies and transfer for rh isoimmunization
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CVS
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similar to amniocentesis, available at 8-10 weeks, products of conception tested directly
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AFP
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maternal blood serum or amniotic fluid is drawn to test AFP; increased means possibility of neural tube defects, decreased downs
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genetic ultrasound
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assess fetus for genetic or congenital problems; can see abnormalities; 18-20 weeks
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