Can you eat breakfast?

Four-dimensional color Doppler ultrasound examination is mainly to check the development of the fetus through color Doppler ultrasound, early detection of fetal body surface development abnormalities and congenital heart disease as a means of examination. Do four-dimensional color Doppler ultrasound examination is not fasting, is able to eat breakfast. The best time for four-dimensional color Doppler ultrasound examination is 22~26 weeks of pregnancy. Clinically, all fetal color Doppler ultrasound examinations during pregnancy do not require fasting, and there are not many examinations that require fasting during pregnancy, such as glucose tolerance test, some liver and thyroid function tests, or hepatobiliary spleen and pancreas B-ultrasound examination during pregnancy, while other examinations generally do not require fasting and can eat breakfast.