Tang Can, how soon can you get the results?

According to the query of Baidu Health Network, Tang screening is called Down syndrome screening. In order to judge whether the fetus has Down syndrome during pregnancy, Down screening can be used for examination and serological operation. The result is low risk and high risk. If it shows low risk, don't worry. If it shows high risk, you need to pay attention. It is necessary to do amniocentesis or non-invasive DNA examination to further judge Down syndrome. Tang sieve usually produces results in 3 to 7 days.