IgA


Sunquest Code:IGA  
Epic Code:LAB73Epic Name:IGA
Synonyms:Immunoglobulin A; Gamma Globulin; Celiac
Methodology:Immunoturbidmetry
Turnaround Time:Performed Mon-Fri; results are reported within 1 day.


Collection Instructions

Specimen:Blood
Optimal Volume:1 mL
Minimum\Peds Volume:0.6 mL
Container:Red or gold (gel) (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 0.5 mL, 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 Endocrine  (UMMC-East Bank)


Interpretive

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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