Usually, women go for a pregnancy test during pregnancy, and doctors will conduct a number of scientific examinations on the fetus in the abdomen. Among many examination items, it is more important to examine fetal abnormalities. Only by passing the abnormal examination can we ensure the health of the fetus and realize the real eugenics. So, how many weeks of pregnancy are there a small row of abnormalities?

Generally speaking, pregnant women can do the related examination of small row abnormality when they are 20 weeks pregnant. The small abnormality examination is to check the maturity of fetal kidney organs, whether the fetus is healthy and whether there is developmental abnormality through the influence of B-ultrasound. Moreover, it can also check the state of amniotic fluid and rule out some congenital diseases that may exist in infants.

In various examinations during pregnancy, doctors can also judge whether the fetus has dangerous situations such as umbilical cord winding or umbilical cord around the neck by examining the contents. Moreover, it can also understand the blood supply of umbilical cord to the baby, reduce the probability of insufficient blood supply or hypoxia of the fetus, and ensure the normal development of the fetus.

Pregnant women don't have to worry too much when preparing for abnormal examination. At the same time, we should always keep the balance between food and nutrition throughout pregnancy, eat more nutritious foods such as fruits and vegetables, ensure adequate intake of protein substances, and properly supplement vitamins and minerals. This is more conducive to the health of the fetus and the mother. Take more rest during pregnancy and have regular checkups.