Preferred Specimen(s) 1.0 mL serum
Transport Container Plastic screw-cap vial
Transport Temperature
- Refrigerated, stable 10 days,
- Frozen 1 month
Methodology Capillary Electrophoresis
Clinical Significance Monoclonal increases in IgG or IgA are often associated with diseases such as multiple myeloma, lymphomas or leukemia. A monoclonal increase in IgM is commonly associated with Waldenström’s macroglobulinemia.