NIPS or Noninvasive Prenatal Screening also called NIPT
As the name itself suggests , it is a Screening test not a confirmatory one . It is a method of determining the possibility of Down’s Syndrome .
NIPT is a blood test that can be done to examine placental DNA in the maternal bloodstream to determine the risks of having Down’s Syndrome of a baby. If Screen positive , confirmation by Amniocentesis is required . Since there is a possibility of ‘False Negative” result , one needs to understand the pros and Cons before embarking on this test.