Quantitative Immunoglobulins

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Also known as: Total Immunoglobulins; Immunoglobulin A; IgA; Immunoglobulin G; IgG; Immunoglobulin M; IgM
Formal name: Immunoglobulins, Quantitative
Related tests: Protein Electrophoresis, Immunofixation Electrophoresis, Total Protein, Autoantibodies, Complement, Serum Free Light Chains, Immunoglobulin Subclasses, Coeliac Disease Tests

At a Glance

Why Get Tested?

To help evaluate a person's immune system status; to detect and monitor an excess or deficiency in one or more of the immunoglobulin classes (IgG, IgA, and IgM)

When to Get Tested?

When you have recurrent infections and/or chronic diarrhoea; when your healthcare professional suspects an immunoglobulin deficiency; periodically to monitor a condition that affects immunoglobulin levels that may be genetic or acquired (HIV/AIDS, multiple myeloma), as part of the investigation of anaemia and bone pain with raised ESR (multiple myeloma, Waldenstrom’s macroglobulinaemia).

Sample Required?

A blood sample drawn from a vein in your arm; sometimes a cerebrospinal fluid (CSF) or saliva sample

Test Preparation Needed?

None