Ordering Recommendation
Aid in diagnosis and monitoring of immune disorder due to IgA deficiency.
Mnemonic
IGA SUB
Methodology
Quantitative Immunoturbidimetry
Performed
Wed, Sat
Reported
1-5 days
New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
Collect
Serum separator tube.
Specimen Preparation
Transfer 2 mL serum to an ARUP Standard Transport Tube. (Min: 0.7 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
Test Number |
Components |
Reference Interval |
||
---|---|---|---|---|
0050340 | Immunoglobulin A | Effective February 16, 2021
|
||
Immunoglobulin A Subclass 1 | 0-2 years: 3-145 mg/dL 3-4 years: 22-278 mg/dL 5-9 years: 43-337 mg/dL 10-14 years: 37-430 mg/dL 15-18 years: 76-394 mg/dL 19 years and older: 60-294 mg/dL |
|||
Immunoglobulin A Subclass 2 | 0-2 years: 1-15 mg/dL 3-4 years: 3-44 mg/dL 5-9 years: 7-56 mg/dL 10-14 years: 1-109 mg/dL 15-18 years: 14-54 mg/dL 19 years and older: 6-61 mg/dL |
Interpretive Data
Compliance Category
FDA
Note
Hotline History
Hotline History
Date of Change
Test Name Change
Methodology
Performance/Reported Schedule
Specimen Requirements
Reference Interval
Interpretive Data
Note
CPT Code
Component Change
Other Interface Change
New Test
Inactive
N/A
CPT Codes
82784; 82787 x2
Components
Component Test Code* | Component Chart Name | LOINC |
---|---|---|
0050340 | Immunoglobulin A | 2458-8 |
0093150 | Immunoglobulin A Subclass 1 | 6886-6 |
0093151 | Immunoglobulin A Subclass 2 | 6939-3 |
* 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 1 and 2
- IgA Subclasses with T otal IgA (Immunoglobulin A Subclasses (1&2))
- Immunoglobulin A
Immunoglobulin A Subclasses (1 and 2)