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Test Code 450 Immunoglobulins (IgA, IgG and IgM)

Additional Codes

MLAB: IGAGM

PowerChart: IgM Gammaglobulin

Epic: LAB72 IGM

MA Cerner: Immunoglobulin IgG, IgA, & IgM QT.

Test Method

Immuno-Turbidimetric Method; Beckman DXC600/DXC880i

Specimen Requirement

1 mL of serum required.

Additional Specimen Collection Information

Collect blood in a red-top or serum gel (SST) tube. Serum should be separated from contact with the cells within 2 hours of collection. Specimens not centrifuged within 4 hours of collection may be rejected. Refrigerate the specimen if unable to assay within 8 hours of collection. Samples with >3+ lipemia must be cleared prior to analysis.

Performance

Testing is performed Monday through Sunday.

 

Reference Values

IgA:

0 - <5 months: 7-37 mg/dL
5 - <9 months:  16-50 mg/dL
9 - <15 months: 27-66 mg/dL
15 - <24 months: 36-79 mg/dL
2 - <7 years: 29-256 mg/dL
7 - <10 years: 34-274 mg/dL
10 - <13 years: 42-295 mg/dL
13 - <16 years: 52-319 mg/dL
16 - <18 years: 60-337 mg/dL
≥ 18 years: 61-356 mg/dL

 

IgG:

0 - <5 months: 100-334 mg/dL
5 - <9 months: 164-588 mg/dL
9 - <15 months: 246-904 mg/dL
15 - <24 months: 313-1170 mg/dL
2 - <4 years: 295-1156 mg/dL
4 - <7 years: 386-1470 mg/dL
7 - <10 years: 462-1682 mg/dL
10 - <13 years: 503-1719 mg/dL
13 - <16 years: 509-1580 mg/dL
16 - <18 years: 487-1327 mg/dL
≥ 18 years: 767-1590 mg/dL

 

IgM:

0 - <5 months: 26-122 mg/dL
5 - <9 months: 32-132 mg/dL
9 - <15 months: 40-143 mg/dL
15 - <24 months: 46-152 mg/dL
2 - <4 years: 37-184 mg/dL
4 - <7 years: 37-224 mg/dL
7 - <10 years: 38-251 mg/dL
10 - <13 years: 41-255 mg/dL
13 - <16 years: 45-244 mg/dL
16 - <18 years: 49-201 mg/dL
≥ 18 years: 37-286 mg/dL

CPT Code Information

82784 (x 3) Chemistry: Gammaglobulin (immunoglobulin); IgA, IgD, IgG, IgM, each

Useful For

Detecting or monitoring of monoclonal gammopathies and immune deficiencies

LOINC Code Information

34550-4 Immunoglobulin Panel [Mass/Volume]-Serum