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HelpTest ID FIGA Anti-IgA
Specimen Required
Specimen Type: Serum
Container/Tube: Red or SST
Specimen Volume: 1 mL
Collection Instructions: Draw blood in a plain, red-top tube(s) or serum gel tube(s). Spin down and send 1 mL of serum refrigerate in a plastic vial.
Method Name
Enzyme-Linked Immunosorbent Assay (ELISA)
Reporting Name
Anti-IgASpecimen Type
SerumSpecimen Minimum Volume
0.5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Refrigerated (preferred) | 7 days | |
| Frozen | 30 days | ||
| Ambient | 7 days |
Reference Values
<99 U/mL
Patients with IgG antibodies against IgA may suffer from anaphylactoid reactions when given IVIG that contains small quantities of IgA. In one study (Clinical Immunology 2007; 122:156) five out of eight patients with IgG anti-IgA antibodies developed anaphylactoid reactions when IVIG was administered.
Day(s) Performed
Thursday
Report Available
5 to 16 daysPerforming Laboratory
Eurofins ViracorTest Classification
This test was developed and its performance characteristics determined by Viracor Eurofins. It has not been cleared or approved by the U.S. Food and Drug Administration.CPT Code Information
83520
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| FIGA | Anti-IgA | 13312-4 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| FIGA | Anti-IgA | 13312-4 |