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ID:971 Free Foetal DNA
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DescriptionThe free foetal DNA test is used to determine the foetal Rh(D) type of pregnant Rh(D) Negative women who have not made immune anti-D and require the test to determine their need for antenatal anti-D prophylaxis.
Additional InfoUsual transfusion sampling/labelling policies apply but the request form must also include the date of venepuncture and the EDD (by scan). A minimun of 6ml EDTA is required.
Concurrent TestsAntenatal patient to have previously tested Rh(D) Negative.
Dietary Requirements
InterpretationWritten report available from the National Blood Service sp-ICE system. Please note: results for this test are not held locally at the LGI/SJUH Bloodbanks.

DepartmentBlood Transfusion
TubeEDTA (Crossmatch)
Tube Picture
Collection ConditionsSample NOT to be taken prior to 12 weeks gestation (usually taken at 16 week appointment).
Min. Vol6ml EDTA

Ref. Range (Male)N/A
Ref. Range (Female)N/A
Ref. Range (Paed)N/A
Ref. Range Notes
Units- Descriptive Report
IP Acute TAT14 days
IP Routine TAT14 days
GP Acute TAT14 days
GP Routine TAT14 days
Turnround Comment

Originally edited by : RJAR. Review due on 23/04/2018 21:09:45. Published By RJAR on 23/04/2017 21:09:45.