Haemoglobinopathy Screening Antenatal

Pathology category

Haematology

Code

HEBB

Referral code

Request form

Family Origin Questionnaire (FOQ) WR2547 request form required.Form MUST be completed fully to avoid rejection.

Test information

Samples that require further confirmation are referred to :Sandwell General Hospital,Lyndon,West Bromwich,Birmingham,B71 4HJSamples for investigation of difficult/complex phenotypes or molecular analysis of globin chains are referred to a national screening laboratory:Molecular Haematology, Level 4, John Radcliffe Hospital, Headington, Oxford, OX3 9DU Tel: 01865 572769 Email: [email protected] time 3-8 weeks (2 weeks for urgent antenatal referrals)

Guidelines

Pre-analytical

Transport must be at 4 – 25C and should reach lab ASAP. Must be processed in 72hrs

Reference range

Tube type

Tube type info

1 x EDTA (purple top)

Special requirements

Whole blood

Minimum volume

1 tube minimum 40 % full approximately 1.6mL

Assay frequency

TAT Inpatient (urgent)

TAT Inpatient

72 hours for preliminary results

TAT GP/Outpatient

72 hours for preliminary results

Referral lab