Immunoglobulins, Quantitative, IgA, IgG, IgM

CPT: 82784(x3)
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Test Includes

Immunoglobulin A; immunoglobulin G; and immunoglobulin M quantitation

Special Instructions

State patient's age on the request form.

Expected Turnaround Time

Within 1 day

Related Documents

Specimen Requirements




2 mL


Red-top tube or gel-barrier tube

Storage Instructions

Samples suspected of having macroglobulins or cryoglobulins should be drawn and held at 37°C. Samples suspected of containing cold agglutinins should not be refrigerated prior to serum separation from clot.

Stability Requirements



Room temperature

14 days


14 days


14 days

Freeze/thaw cycles

Stable x3

Causes for Rejection


Test Details




Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
001768 Immunoglobulins A/G/M, Qn, Ser 34550-4 001776 Immunoglobulin G, Qn, Serum mg/dL 2465-3
001768 Immunoglobulins A/G/M, Qn, Ser 34550-4 001784 Immunoglobulin A, Qn, Serum mg/dL 2458-8
001768 Immunoglobulins A/G/M, Qn, Ser 34550-4 001792 Immunoglobulin M, Qn, Serum mg/dL 2472-9

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