Ordering Recommendation

Aid in diagnosis or monitoring of IgA monoclonal gammopathies and IgA-related immune deficiencies.

Mnemonic
IGA
Methodology

Quantitative Immunoturbidimetry

Performed

Sun-Sat

Reported

Within 24 hours

New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
Collect

Serum separator tube or green (sodium or lithium heparin).

Specimen Preparation

Separate serum or plasma from cells ASAP or within 2 hours of collection. Transfer 1 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.5 mL)

Storage/Transport Temperature

Refrigerated.

Unacceptable Conditions

Grossly hemolyzed or lipemic specimens

Remarks
Stability

After separation from cells: Ambient: Unacceptable; Refrigerated: 14 days; Frozen: 6 months

Reference Interval

Effective February 16, 2021

0-2 years: 2-126 mg/dL
3-4 years: 14-212 mg/dL
5-9 years: 52-226 mg/dL
10-14 years: 42-345 mg/dL
15-18 years: 60-349 mg/dL
19 years and older: 68-408 mg/dL

Interpretive Data



Compliance Category

FDA

Note
Hotline History
N/A
CPT Codes

82784

Components
Component Test Code* Component Chart Name LOINC
0050340 Immunoglobulin A 2458-8
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • IgA
  • IgA, Serum
  • Immunoglobulin A
Immunoglobulin A