Also known as: 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
Why should I do it?
To detect and/or monitor increased or decreased levels of one or more of the immunoglobulin types (IgG, IgA, and IgM) that are used to evaluate a person's immune system status
When should I do it?
When you have recurrent infections and/or chronic diarrhea; when your doctor suspects an immunoglobulin deficiency; periodically to monitor a condition that affects immunoglobulin levels that may be genetic or acquired (HIV/AIDS, Multiple Myeloma)
What Kind of Sample is Needed?
A blood sample drawn from a vein in your arm; sometimes a cerebrospinal fluid (CSF) or saliva sample
Test Preparation Needed?