1. WHAT IS AVAILABLE WHEN? Non-invasive prenatal testing
There is some variability in gestational age requirements for testing.
Please consult your lab of choice for specific information.
While some screening and diagnostic tests are available throughout pregnancy,
they should be ordered as early as possible to facilitate timely prenatal care.
Non-invasive prenatal testing
Multiple marker screening (MMS)
Ultrasound imaging
Diagnostic procedures 9
Gestational age (in weeks) 10 11 12
Chorionic villus sampling (CVS)
eFTS
Nuchal translucency 13 14 15
NIPT 16 17
MSS/QUAD 18 19
Amniocentesis 20
18-20 week ultrasound 21 22 23 24 25 26 27 28