Being a parent is a wonderful thing with the anticipation of forthcoming joy and happiness of a new you or a part of you soon to join this world. Nevertheless there is anxiety about the baby being normal. We have few tests up our sleeve which can detect abnormalities early in pregnancy and Double Marker test is one of it.
Its measures values of two analytesin blood of mother during 11 weeks to 13 weeks 6 day of pregnancy
> Free beta HCG-a hormone produced by placenta
> Pregnancy Associated Plasma Protein A (PAPP-A)-produced by the covering of the newly fertilized egg