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Test Code IGA IgA, LAB73

Performing Laboratory

St. Luke's Hospital Cedar Rapids

Specimen Requirements

Container/Tube:

Preferred: Green-top (lithium heparin) tube

Acceptable: Gold-top serum gel tube or plain red-top tube

Specimen Volume: 0.1 mL of plasma or serum

Stability: Separated specimens should be analyzed immediately or kept at 2 – 8 °C and

               analyzed within 7 days. For longer storage, samples may be frozen at -20 °C

               for up to 3 months.

 

Reference Values

0 days-4 months: 5-64 mg/dL
5-8 months: 10-87 mg/dL
9-14 months: 17-94 mg/dL
15-23 months: 22-178 mg/dL
2-3 years: 24-192 mg/dL
4-6 years: 26-232 mg/dL
7-9 years: 33-258 mg/dL
10-12 years: 45-285 mg/dL
13-15 years: 47-317 mg/dL
16-17 years: 55-377 mg/dL
≥18 years: 70-400 mg/dL

Useful For

Quantitative determination of the immunoglobulins can provide important information on the humoral immune status.

Day(s) Test Set Up

Monday through Sunday

Methodology

Nephelometry

Test Classification and CPT Coding

82784