When to do the production inspection

summary

Prenatal examination is a way for pregnant mothers to understand the health of their babies. If they want their babies to be healthy, regular prenatal examination is very important. When do you start the prenatal examination? There must be many pregnant mothers who don't know much about this problem. Now let's talk about when to do the production inspection.

When to do the production inspection

First: the first examination can be selected at about 14 weeks of gestation. In this period, the whole image of the head, body and limbs of the fetus can be displayed on the same section. In the process of four-dimensional real-time examination, whether the overall movement of the fetus is coordinated can be observed, but at this time, the display effect of the fetal face is not good, and the viscera is not very clear.

Second: re examination can be carried out around 22 weeks of pregnancy. At this time, the fetus is larger than before, and the overall structure of the fetus can not be displayed on the same image, but the local structure and movement state of the fetus are clearer than before. Serious fetal malformations can be found: anencephaly, severe encephalocele, severe open spina bifida, severe pleural wall defect and visceral eversion, unicameral heart, fatal cartilage dysplasia, etc.

Third: the third examination can be carried out around 28 weeks of gestation. At this stage, the subcutaneous fat of the fetus is fuller than that of the previous period, and the facial expression is richer. All parts of the fetus are clearer than that of the previous period. Not only the diagnosis of the above malformations is clearer, but also the facial expressions of the fetus, such as eating fingers, drinking amniotic fluid, yawning and crying, are clearly visible. In particular, some fetal malformations may be manifested in late pregnancy or late pregnancy, so the examination of late pregnancy is essential.

matters needing attention

Third trimester (eight months of pregnancy to delivery) every half a month routine inspection, timely find out whether there will affect the delivery of factors and pregnancy complications, complications; to 36 weeks of pregnancy, a weekly inspection, close observation of pregnant women and the fetus, to prepare for delivery, if there is abnormal situation during this period, should be timely to the hospital for inspection.