Newborn Screening
- Description
- Analysis by HPLC and if required IEF as a confirmatory test following blood spot analysis by the Regional Newborn Screening Laboratory at St Thomas' Hospital as part of the National Newborn Screening Program. The Red Cell Centre also performs DNA analysis of transfused/suspected transfused blood spot samples as part of the National Newborn Screening Program.
- Reference range
Interpretive comment supplied
- Testing site
- Synnovis : Blood Sciences : Blackfriars Hub
- Laboratory
- Red Cell
- Sample type and volume required
Guthrie card blood spot. Samples must be taken in accordance with the Guidelines for Newborn Bloodspot Sampling, which can be found at:
https://www.gov.uk/government/publications/newborn-blood-spot-screening-sampling-guidelines
Minimum 1 ml EDTA blood may be sent for high-risk pregnancies where the parents wish to know the result prior to the National Newborn Screening Program blood spot result.
For non-transfused blood spot samples, primary screening is performed by the Regional Newborn Screening Laboratory at St Thomas’ Hospital. All samples are sent to this laboratory directly. Please see http://www.viapath.co.uk/departments-and-laboratories/regional-newborn-screening-laboratory-at-st-thomas for details of this department.
- Special sample instructions
Blood transfusion within the last four months will affect results. Any red cell transfusion given must be declared on the request form. Click on the link for Guidance on Newborn screening sampling guidelines https://www.gov.uk/government/publications/newborn-blood-spot-screening-sampling-guidelines .
- Storage and transport
Samples can be sent first class post. Blood spot samples can tested up to 3 weeks after collection and can be stored up to 25ËšC; EDTA samples can be tested up to 10 days if stored at 2-8ËšC.
- Turnaround time
Results available on Results Online within 5 working days
- Cost
Please contact Business Development for pricing enquiries
- Time limit for extra tests
Depends on tests required. Contact laboratory for further details.
- Contacts
Special Haematology Department St Thomas’ Hospital
Phone – 020 7188 8189
St Thomas’ Hospital
5th Floor – North Wing
Westminster Bridge Road
London SE1 7EHSpecial Haematology Department at Guy’s Hospital
Phone – 020 7188 3421
Guy’s Hospital
4th Floor – Southwark Wing
Great Maze Pond
London SE1 9RTRed Cell Centre – Protein Laboratory
Phone: 020 3299 2455
Email: kch-tr.redcelllab@nhs.net
Central Specimen Reception
Blood Sciences Laboratory
Ground Floor Bessemer Wing
King’s College Hospital
Denmark Hill
London SE5 9RS