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First and second trimester serum tests with and without first trimester ultrasound tests for Down's syndrome screening

BACKGROUND: Down's syndrome occurs when a person has three copies of chromosome 21 (or the specific area of chromosome 21 implicated in causing Down's syndrome) rather than two. It is the commonest congenital cause of mental disability. Non‐invasive screening based on biochemical analysis...

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Foilsithe in:Cochrane Database Syst Rev
Main Authors: Alldred, S Kate, Takwoingi, Yemisi, Guo, Boliang, Pennant, Mary, Deeks, Jonathan J, Neilson, James P, Alfirevic, Zarko
Formáid: Artigo
Teanga:Inglês
Foilsithe: John Wiley & Sons, Ltd 2017
Rochtain Ar Líne:https://ncbi.nlm.nih.gov/pmc/articles/PMC6464364/
https://ncbi.nlm.nih.gov/pubmed/28295159
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1002/14651858.CD012599
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