Quantitative immunoglobulins

Injury	Disease	Nutrition	Poison

Symptoms	Surgery	Test	Special Topic

Blood test

Overview

Risks

Results

Quantitative immunoglobulins - nephelometry

Normal Values:

IgG: 560 to 1800 mg/dL
IgM: 45 to 250 mg/dL
IgA: 100 to 400 mg/dL

What abnormal results mean:

Increased levels of IgG may indicate the following:

Decreased levels of IgG may indicate the following:

Increased levels of IgM may indicate the following:

Infectious mononucleosis
Lymphosarcoma
Macroglobulinemia
Rheumatoid arthritis

Decreased levels of IgM may indicate the following:

Agammaglobulinemia (very rare)
Amyloidosis
Leukemia

Increased levels of IgA may indicate the following:

Chronic infections, especially involving the gastrointestinal tract
Inflammatory bowel disease
Rheumatic fever

Decreased levels of IgA may indicate the following:

Agammaglobulinemia (very rare)
Protein-losing gastroenteropathy
Hereditary IgA deficiency

Review Date: 2/1/2005
Reviewed By: Rita Nanda, M.D., Department of Hematology/Oncology, University of Chicago Medical Center, Chicago, IL. Review provided by VeriMed Healthcare Network.

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