What is a non-invasive test for pregnant women?
Dr. Casey Young
Verified
VerifiedPassionate about your health journey.
2025-05-04 03:23:07
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Non-invasive examination of pregnant women is to draw venous blood between the 12th week and 22+6 weeks of pregnancy, detect fetal disease genes, mainly risk assessment of trisomy 21, trisomy 18 and trisomy 13, and judge whether the fetus has chromosomal abnormalities. It is a kind of abnormal examination.
