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Alias Names: Gammaglobulin G, A, and M
Methodology: Nephelometry (NEPH)
Edit Date: 6/11/2010
Components: Quantitative IgA, IgG and IgM
Performed: Daily
Released: Same day as tested
CPT Code: 82784 x3
Specimen Collection Details
Collection: One 7.5 mL serum separator tube (SST). Also acceptable: One 5 mL red top tube.
Handling: Allow to clot, centrifuge and immediately separate serum from cells. Refrigerate.
Stability: 8 days refrigerated at 2-8° C, or 1 year frozen if frozen within 24 hours of collection.
Standard Volume: 1 mL serum.
Minimum Volume: 0.5 mL serum.
Transport: Refrigerated.
Rejection Criteria: Plasma; gross hemolysis or gross lipemia.

Reference Range:
Varies with age.
Adult IgG 650-1600 mg/dL
IgA 40-350 mg/dL
IgM 50-250 mg/dL

PeaceHealth Laboratories