求教,查唐氏的 Ultrascreen 有做的必要吗?# NextGeneration - 我爱宝宝m*y2010-12-21 08:121 楼Ob说这个是选做的,不知道版上的jms都做过没?不知道结果的参考价值大不大?谢谢啦^_^
l*o2010-12-21 08:122 楼If you don't want CVS or amniocentesis, 1st trimester U/S and PAPPA/HCG and2nd trimester Quadrant screening is the best combination. 18 wks anatomyscan by U/S is also required.