What to Do If Free-hCG Levels Are High in Down Syndrome Screening?

The Down syndrome screening result shows that the free-hCG indicator is elevated, but when combined with other indicators, the risk values for trisomy 21 and 18 are both within the low-risk range. If there is no family history of Down syndrome, further testing is not necessary; however, if there is a relevant medical history, it is recommended to undergo amniocentesis for confirmation.
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