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Results Line and Enquiries

0203 313 5353

Direct antiglobulin test

Category Blood Transfusion
Test background

To detect the presence of IgG antibodies bound to the antigens on the red blood cell surface membrane.

Clinical Indications

To determine if there are any antibodies on the surface of the patient's red cells. Used in the investigation of haemolytic anaemia, a haemolytic transfusion reaction and drug-induced haemolysis.

Reference range

Not applicable

Sample & container required EDTA (lavender top)
Sample volume 4 mL for paediatrics 6 mL for adults
Turnaround time Dependent on clinical requirement. Contact the laboratory to discuss further.

May be referred to the NHS Blood and Transplant service for additional testing