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Test Code IGA Immunoglobulin A (IgA), Serum

Methodology

Turbidimetric

Specimen Requirements

Container/Tube:

Preferred: Lithium heparin (light green-top)

Acceptable: Serum Gel

 Draw blood, spin down and send 1 mL (pediatric:  0.2 mL) of plasma or serum.

Specimen Stability Information

 

Specimen Type

Temperature

Time

Plasma,lithium heparin / Serum

RT, spun

 8 months
 

Refrigerated, spun

 8 months

 

Reference Values

 

Age

IgA (mg/dL)

<1 year

0 -83

1 – 3 years

20 -100

4 – 6 years

27 -195

7 – 9 years

34 – 305

10 – 11 years

53 – 204 

12 – 13 years

58 – 358

14 – 15 years

47 – 249

16- 19 years

61 – 348

>19 years

70 – 400

 

Reject Due To

 

Hemolysis

Mild:

ok

Gross:

ok

Lipemia

Mild:

ok

Gross:

ok

Icterus

Mild:

ok

Gross:

ok

 

Day(s) Test Set Up

Monday through Sunday

CPT Coding

82784

Secondary ID

HHA1269

Performing Laboratory

Huntsville Hospital Laboratory

LOINC Coding

Test name LOINC Code

Immunoglobulin A (IgA), Serum or Plasma

 2458-8