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Direct Antiglobulin Test (DAT)


Direct Antiglobulin Test (DAT)
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Turnaround Time:

End of Day


Demonstrates presence of antibodies on red cells. Useful for diagnosis of AIHA or Neonatal Jaundice due to red cell antibodies.

Vessels and Containers:

7ml EDTA Blood Transfusion (Pink Top)

Sample Requirements:

All samples must have 4 points of ID to include: Hospital Number OR NHS Number DOB Surname Forename The first sample must have a date and time taken and must be signed by whomever took the blood.

Important Information:

Grossly haemolysed samples will not be tested. Samples must be <24 hours old.

Time limits for requesting additional examinations:

This is too variable to state and depends on many factors.