Down syndrome screening is a screening method for detecting Down syndrome children, which effectively prevents the birth of Down syndrome children and can avoid family tragedies. So now Down syndrome screening has become a necessary screening for pregnant women. When should Down syndrome screening be done?
When is Down syndrome screening done
The timing of Down syndrome screening is also very important. Usually, what we call Down syndrome screening is conducted in mid pregnancy, but in recent years, it can also be conducted in early pregnancy. The optimal time for Tang screening examination in early pregnancy is 11-14 weeks, with the best time being 11-12 weeks. The main purpose of Down syndrome screening is to avoid the risk of congenital Down syndrome in fetuses to a certain extent.
The doctor suggests that the time for Down syndrome screening in mid pregnancy is between 15-20 weeks of pregnancy, and the best examination time is between 16-18 weeks. Because both early and late screening can affect the accuracy of Down syndrome screening results. If the hospital's report determines a high-risk situation during the screening process, doctors generally recommend amniocentesis. If a pregnant woman misses the time period for Down syndrome screening, she cannot undergo additional testing and can only undergo amniocentesis to determine Down syndrome by drawing amniotic fluid.
Why strictly control the timing of Down syndrome screening
The timing of Down syndrome screening is specific. Usually, what we refer to as Down syndrome screening is conducted in mid pregnancy, but in recent years, it can also be conducted in early pregnancy. The screening test for Down syndrome in early pregnancy is conducted at 15-20 weeks. The main purpose of Down syndrome screening is to avoid the risk of congenital Down syndrome in fetuses to a certain extent.
Why strictly control the timing of Down syndrome screening? When to do Down syndrome screening is crucial. Whether in advance or after, it will affect the accuracy of Down syndrome screening results. If the hospital's report determines a high-risk situation during the screening process, doctors generally recommend amniocentesis. If a pregnant woman misses the time for Down syndrome screening, she cannot undergo additional testing and can only undergo amniocentesis to determine Down syndrome by drawing amniotic fluid.
The timing of Down syndrome screening must be carefully controlled, as both early and late screening can affect the results. To ensure the accuracy of the results, it is necessary to go to the hospital for testing within the specified time.
