Immunofixation (IFE), Serum and Protein Electrophoresis, Serum

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Turnaround Time: 2 - 5 days
CPT Code:

82784(x3) (IgG, IgA, IgM); 84155; 84165 (protein electrophoretic fractionation and quantitation); 86334 (immunofixation electrophoresis)

Test Type: 5 mL Serum
Stability Time:



Room temperature

3 days


14 days


14 days

Freeze/thaw cycles

Stable x3


Detect and identify monoclonal immunoglobulin gammopathies.

Diagnose myeloma, macroglobulinemia of Waldenström. Immunofixation is used to evaluate monoclonal gammopathy (M protein) found on serum protein electrophoresis; evaluate amyloidosis. Has application to the evaluation of lymphoproliferative disease (malignant lymphoma and others) and collagen disease in general. Of use in the diagnosis and characterization of immune deficient and dysgammaglobulinemic states.

Collection Details:

Patient Preparation:

Patient should be fasting.

Collection Instructions:

State patient's age and clinical diagnosis on the request form.

Red-top tube or gel-barrier tube.

Separate serum from cells.