Prenatal testing tests can provide information regarding your child's health before she or he is birthed. Take into consideration the timing and what prenatal testing can reveal.
Prenatal testing is supplied in all maternities. Here's an overview of typical prenatal testing tests:
What it is When it's done What the results might tell you Follow-up
Cell-free DNA (cfDNA) screening
Blood test As early as week 10 Risk of Down syndrome (trisomy 21), trisomy 18 and trisomy 13 and fetal sex Possible invasive testing, such as chorionic villus sampling or amniocentesis
1st trimester screening
Blood test and ultrasound 11-14 weeks Risk of Down syndrome (trisomy 21) and trisomy 18 Possible invasive testing, such as chorionic villus sampling or amniocentesis; cell-free DNA screening may also be considered
Quad screen
Blood test 15-22 weeks Risk of Down syndrome (trisomy 21), trisomy 18 and open neural tube defects, such as spina bifida Possible targeted ultrasound, or invasive testing such as chorionic villus sampling or amniocentesis; cell-free DNA screening may also be considered
Some health care carriers pick to incorporate the outcomes of initial trimester screening with the quad display-- although you won't discover the outcomes of this sequential testing till both examinations are completed and evaluated. |
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