Welcome to the Exeter Clinical Laboratory International website
NHS logo

Antenatal Screen



Serology testing for:

Syphilis Antibodies

Hepatitis B Surface Antigen

HIV Antibodies/Antigen

Test Usage

Screening in first trimester of pregnancy


Blood sample (serum)

Specimen container

Gold top clotted (5ml)

How to request on EPIC

For electronic requesting using EPIC (RDUH ONLY):

Search for: ‘First Trimester Serology Screen‘ or test code ‘LAB701

Special Instructions

It should be clearly documented in the woman’s handheld notes which tests have been offered / discussed and that written information has been given

If any tests declined this should be clearly documented – otherwise the laboratory will perform all tests routinely.


Local tests at RD&E

Processing Time

2 days (compliant with IDSPS guidelines)

Urgent Specimen Instructions

D/W Consultant Microbiologist if an unscreened woman presents late in pregnancy or in labour. Urgent out-of-hours testing is offered in high risk groups in order that appropriate treatment with prophylaxis can be offered to the infant.

Specimen Labelling Procedure
University of Exeter logo
UKAS Medical logo


Royal Devon University Healthcare logo