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


Specimen

Serum


Volume

2 mL


Container

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

Temperature

Period

Room temperature

14 days

Refrigerated

14 days

Frozen

14 days

Freeze/thaw cycles

Stable x3


Causes for Rejection

Lipemia


Test Details


Methodology

Immunologic


LOINC® Map

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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