I m 14 weeks pregnant, The doctor suggested an NT scan, double marker test. Nt scan is within limit Nuchal translucency - 1.2 mm Nasal bone is visualised Developing placenta is anterior with grade 0 maturity. Liquor volume is adequate Active cardiac pulsation- 171 Gravid uterus shows single intrauterine gestational sac with single live foetus . Outline of the sac is smooth. Good trophoblastic reaction of the sac is noted C .R.L - 69mm Double marker test report: Hcgb - 102.900 ng/ml PAPP A - 2820.000 mU/l NT - 1.20 mm Trisomy 21 - 1:429 Trisomy 18 - 1:100000 Trisomy 13 - 1:100000 I'm very worried about the Trisomy 21 result, whether my baby is safe or not , plz suggest to me what to do next, report plz explain to me.