The Difference Between Three-dimensional Color Doppler Ultrasound And Four-dimensional Color Doppler Ultrasound

The difference between 3D color Doppler ultrasound and 4D color Doppler ultrasound lies in a "time dimension", that is to say, 3D color Doppler ultrasound is a picture, and 4D color Doppler ultrasound is a video, which allows pregnant mothers to see a series of actions of the fetus.