Prenatal Amniotic fluid - karyotype (Down syndrome)


Cytogenetic prenatal test (second trimester) combining QF-PCR (rapid test) + karyotype

Also known as

Trisomy 21

Request a test

When requesting this test please use the referral form provided. Please also refer to any additional information provided for this test. Download the referral form >

Additional information

Must be received by the lab same day as taken, by 5.00pm

Sending address

Great Ormond Street Hospital NE Thames Regional Genetics Service Laboratories
Great Ormond Street Hospital for Children
Barclay House
37 Queen Square

Laboratory service


Sample requirements

15-20 ml Amniotic Fluid in a universal container

Reference range

Not applicable

Turnaround time

14 days

Disease / group

Down syndrome


Upon request

Call in advance?

Not required


The Genetics Laboratories provide an extensive range of Cytogenetics and Molecular Genetics diagnostic testing services...

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