Test Code IGAQ Immunoglobulin A (IgA)
Additional Codes
EPIC: LAB73
Methodology
Immunonephelometry, Siemens Dimension Vista System
Performing Laboratory
St Joseph Hospital
Specimen Requirements
Preferred: Plasma, Lithium heparin (Green top)
Acceptable: Serum (Gold or red top)
Centrifuge to separate plasma/serum from cells. Submit 0.5 mL serum/plasma. Refrigerate at 2-8°C until tested
Stable: 7 days at 2-8°C. 90 days at -20°C
Reference Values
0-<5 months: 7-37 mg/dL
5-<9 months: 16-50 mg/dL
9-<15 months: 27-66 mg/dL
15-<24 months: 36-79 mg/dL
2-<4 years: 27-246 mg/dL
4-<7 years: 29-256 mg/dL
7-<10 years: 34-274 mg/dL
10-<13 years: 42-295 mg/dL
13-<16 years: 52-319 mg/dL
16-<18 years: 60-337 mg/dL
≥18 years: 70-400 mg/dL
Day(s) Test Set Up
Daily, Sun - Sat
Test Classification and CPT Coding
82784
Useful For
Detection or monitoring of monoclonal gammopathies and immune deficiencies.