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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.

Same day turn around time if the specimen arrives at the testing site by 1300.

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