Also Known As: IgM
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IgM is the largest immunoglobulin in size and is the first to form in response to an infection. It comprises 10-15% of the circulating immunoglobulins.
Detection or monitoring of monoclonal gammopathies and immune deficiencies.
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REFERENCE INTERVALS FOR ADULTS: 54-222 mg/dl
INCREASE IN: Polyclonal immunoglobulin production, macroglobulinemia
DECREASE IN: Primary or secondary immune deficiencies