Sign in →

Test Code IGG IGG, LAB71



Performing Laboratory

St. Luke's Hospital Cedar Rapids

Specimen Requirements


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: 141-930 mg/dL
5-8 months: 250-1,190 mg/dL
9-11 months: 320-1,250 mg/dL
1-3 years: 400-1,250 mg/dL
4-6 years: 560-1,307 mg/dL
7-9 years: 598-1,379 mg/dL
10-12 years: 638-1,453 mg/dL
13-15 years: 680-1,531 mg/dL
16-17 years: 724-1,611 mg/dL
≥18 years: 700-1,600 mg/dL

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding


Useful For

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

Report Available

STAT within 1 hour upon receipt

Routine within 2 hours upon receipt