Early Down’s syndrome screening results have a critical value of risk, the severity of which requires further analysis and laboratory tests to determine. A non-invasive DNA blood test can be performed, and as long as the results show a low risk, this is normal and indicates that the fetus has no chromosomal abnormalities. The accuracy rate of Down’s syndrome screening is around 75%, which is not particularly high. At this time, the critical risk can be further analyzed and tested to determine if there is any abnormality in the fetus. The accuracy rate of non-invasive DNA is around 95% and amniocentesis is around 99.9%, so you can choose the appropriate method according to your situation. As long as the fetal development is normal, pay attention to the various examinations in the second trimester, such as 4D ultrasound, as long as there is no problem, it means that the fetus is developing well, so you can rest assured that the fetus will be well. The actual fact is that you will be able to get a lot more than just a couple of days to get a lot more than just a couple of days.