As for neural tube malformation. This should be down syndrome. I think this item has been detected in Tang's sieve. . I wonder how many weeks you are now. If you are older, you can probably find out by doing three-dimensional color Doppler ultrasound. I didn't do it. I did it in four dimensions. 336 yuan, made by the General Hospital of the Military Region, no need to queue up. Send a five-inch photo.