Abbrev Code:IGA   
Order Code:LAB73Order Name:IGA
Synonyms:Immunoglobulin A; Gamma Globulin; Celiac
CPT Codes: 82784 x1, 82784 x1
Turnaround Time:Performed Mon-Fri; results are reported within 1 day.

Collection Instructions

Optimal Volume:1 mL
Minimum\Peds Volume:0.6 mL
Container:Red or gold (gel)
Alternate Containers: Green (lithium heparin, gel), Green (sodium heparin, no gel), Purple (EDTA), Red (no gel)
Causes for Rejection:Grossly hemolyzed and highly lipemic samples. Samples not separated from cells within 2 hours of collection.

Processing and Shipping

Specimen Processing:Within 2 hours of collection, centrifuge and aliquot 0.3 mL, 0.2 mL minimum. Store in refrigerator.
Shipping Instructions:Ship at refrigerated temperature.
Stability:After separation from cells: 8 days refrigerated; indefinitely frozen.
Test Performed at or Referral Lab UM Specialty Core/Prot/Endo (Optilite C) 


Reference Range:
Age mg/dL
<1 y 0-83
1-3 y 20-100
4-6 y 27-195
7-9 y 34-305
10-11 y 53-204
12-13 y 58-358
14-15 y 47-249
16-18 y 61-348
>18 y 84-499
Use:Evaluate humoral immunity, monitor therapy in IgA myeloma and quantitate IgA.

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