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Test Code IMUGLB IGG, IGA, IGM, LAB166

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 lithium heparin plasma

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

IgG

0 days-4 months: 141-930 mg/dL

5-8 months: 250-1190 mg/dL

9-11 months: 320-1250 mg/dL

1-3 years: 400-1250 mg/dL
4-6 years: 560-1307 mg/dL

7-9 years: 598-1379 mg/dL

10-12 years: 638-1453 mg/dL

13-15 years: 680-1531 mg/dL

16-17 years: 724-1611 mg/dL

≥18 years: 700-1600 mg/dL
 

IgA

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

 

IgM

Males:

0 days-4 months:  14-142 mg/dL

5-8 months:  24-167 mg/dL

9-23 months:  35-200 mg/dL

2-3 years:  41-200 mg/dL

4-17 years:  47-200 mg/dL

≥18 years:  40-230 mg/dL

Females:

0 days-4 months:  14-142 mg/dL

5-8 months:  24-167 mg/dL

9-23 months:  35-242 mg/dL

2-3 years:  41-242 mg/dL

4-17 years:  56-242 mg/dL

≥18 years:  40-230 mg/dL

Day(s) Test Set Up

Monday through Sunday

Methodology

Nephelometry

Test Classification and CPT Coding

82784 x 3