28歲孕婦,G1P0,無家族病史,目前懷孕12週,經與婦產科醫師諮詢後,決定接受第一孕期母血唐氏症篩檢(first-trimester maternal serum Down screen),因而接受抽血檢驗及超音波檢查。下列何者不是第一孕期母血唐氏症篩檢所包含之項目?
Human chorionic gonadotropin(hCG)or free β-hCG(free β-subunit hCG)
Nuchal translucency(NT)
Unconjugated estriol(uE3)
Pregnancy-associated plasma protein-A(PAPP-A)