Test Code LAB73 Immunoglobulin A (IgA)
Department
CHEMISTRY
Primary Collection Container
Gold (SST)
Alternate Collection Container
Yellow Microtainer SST
Transport
Serum refrigerated
Preferred Transport Temperature
Refrigerated
Processing
Centrifuge and refrigerate.
Separate from cells if testing is delayed more than 8 hours.
Freeze if assay is not to be completed in 48 hours.
Stability
Refrigerated: 8 months
Minimum Testing Volume
0.2 mL
Reference Range
0-4mo 68-346 mg/dL
4mo-7mo 0-28 mg/dL
7mo-1yr 16-44 mg/dL
1-2yr 16-55 mg/dL
2-3yr 23-72 mg/dL
3-6yr 23-72 mg/dL
6-9yr 28-124 mg/dL
9-12yr 57-181 mg/dL
12-17yr 53-171 mg/dL
>17yr 78-390 mg/dL
Methodology
Roche c503 Immunoturbidimetric assay
Performed
Sunday – Saturday
Reported
As completed
CPT Codes
82784
Unacceptable Conditions
Gross lipemia.
Gross hemolysis.