30 weeks pregnant, do three-dimensional color Doppler examination can see what

At 30 weeks of pregnancy, three-dimensional color Doppler ultrasound examination can check the growth and development of fetal head circumference, abdominal circumference, etc., as well as the fetal limbs, heart, face, etc. Through three-dimensional color Doppler ultrasound, the possibility of fetal parenchymal organ malformation can be ruled out; three-dimensional color Doppler ultrasound can also check placental maturity, fetal position, amniotic fluid and umbilical cord echo, etc.