Free Foetal DNA
The 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 Information||Usual 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.|
|Collection Con||Sample NOT to be taken prior to 12 weeks gestation (usually taken at 16 week appointment).|
|IP Acute TAT||14 days|
|IP Routine TAT||14 days|
|GP Acute TAT||14 days|
|GP Routine TAT||14 days|