What to do with fetal biparietal diameter

Fetal double top neck is small, considering that it is caused by improper diet and malnutrition of pregnant women. Pregnant women should eat more high-protein foods during pregnancy, such as fish, soy milk, bean skin, tofu, chicken, big bone soup, etc., to promote fetal growth and development. At the same time, pregnant women should regularly go to the hospital for prenatal check-ups to observe fetal growth.