Patient's question:
How many weeks pregnant can a woman have a Down syndrome test, and does she need to fast? How many weeks pregnant can a woman have a Down syndrome test, and does she need to fast?Doctor's answer:
Analysis of the condition: Hello, this Down syndrome screening is usually performed between 13-18 weeks. This test primarily screens for the occurrence of Down syndrome. Generally, blood is drawn on an empty stomach.Advice: If the test results show low risk, the likelihood of having a child with Down syndrome is very low. In this case, there is no need to worry excessively. Please focus on getting adequate rest and attending prenatal check-ups on schedule.