Understand Your Test

Quantitative Immunoglobulins

Formal Name

 Immunoglobulins, Quantitative

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 diarrhea; when your health practitioner suspects an immunoglobulin deficiency; periodically to monitor a condition that affects immunoglobulin levels that may be genetic or acquired (HIV/AIDSmultiple myeloma).