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HelpTest Code IGG Immunoglobulin G (IgG), Serum or Plasma
Additional Codes
St. Luke's Compendium Code (Iatric): L700.7702
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 | 100-334 |
| 5-<9 months | 164-588 |
| 9-<15 months | 246-904 |
| 15-<24 months | 313-1,170 |
| 2-<4 Years | 295-1,156 |
| 4-<7 Years | 386-1,470 |
| 7-<10 Years | 462-1,682 |
| 10-<13 Years | 503-1,719 |
| 13-<16 Years | 509-1,580 |
| 16-<18 Years | 487-1,327 |
| ≥ 18 Years | 767-1,590 |
Day(s) Test Set Up
Monday through Sunday
Test Classification and CPT Coding
CPT: 82784
LOINC: 2465-3