I am 13 weeks pregnant and I got my dual marker test done. Would like to get a review on this if the reports are normal or not. Pappa -a - 0.81 miu/ml corrected mom- 0.22 fb hcg - 16.3 ng/ml mom- 0.42 biochemical t21 risk - 1: 248. Age risk - 1: 464 combined trisomy 21 risk- 1: 1232. Trisomy 18 + nt- 1: 252 risk cut off - 1: 250, high risk cut off- 1: 200 trisomy 21 risk- negative trisomy 13/18 screening- negative do I need to go for nipt + micro deletion?