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HelpTest Code IGA Immunoglobulin A (IgA), Serum or Plasma
Additional Codes
Compendium Code (Iatric): L700.7601
Performing Laboratory
St. Lukes Hospital Laboratory
Methodology
Nephelometry
Specimen Requirements
Speparated specimens are stable for 7 days at 2-8C
Serum and plasma (lithium heparin) are the recommended samples types for this assay.
Draw blood in a serum or plasma (lithium heparin) gel tube(s). Spin down and send 1 mL of serum/plasma refrigerated.
Unspun specimens must be transported at ambient temperature and arrive to the laboratory within one hour of draw.
Reference Values
| Age | Reference Range (mg/dL) |
|---|---|
| 0-<5 Months | 8-37 |
| 5-<9 Months | 16-50 |
| 9-<15 Months | 27-66 |
| 15-<24 Months | 36-79 |
| 2-<4 Years | 27-246 |
| 4-<7 Years | 29-256 |
| 7-<10 Years | 34-274 |
| 10-<13 Years | 42-295 |
| 13-<16 Years | 52-319 |
| 16-<18 Years | 60-337 |
| ≥18 Years | 61-356 |
Day(s) Test Set Up
Monday through Sunday
Test Classification and CPT Coding
CPT: 82784
LOINC: 2458-8