Sample Requirements
6ml EDTA
Comments
RH neg pregnant females after 20 weeks gestation.
Post delivery samples should be taken 30-45 min after delivery.
RH pos females – Consultant request only; if >20 weeks & RTA/assault & IUD of unknown cause.
Key Factors known to affect Test Performance or Interpretation
- Samples will be rejected if received more than 48 hours post phlebotomy.
- It is not possible to provide accurate blood grouping on clotted samples or haemolysed samples, including those stored at inappropriate temperatures.
- Small samples must be processed manually and these will only be accepted for young children.
Turnaround Time
24 – 48 hours
The published turnaround times are applicable to normal working hours only. All routine samples received outwith normal working hours will be processed on the next working day.
Location
Blood Transfusion