Detail Description
Clinical Significance
IgA (REFL) - Increased IgA is associated with monoclonal IgA myeloma, respiratory and gastrointestinal infections, and malabsorption; decreased IgA is found in selective IgA deficiency and in ataxia telangiectasia.
Includes
This is a client specific reflex test. Reflex criteria has been pre-defined by the ordering physician. Additional testing will be performed at an additional charge.
Methodology
Immunoturbidimetric
Reference Range(s)
Cord Blood 1-3 mg/dL
1-28 days 2-40 mg/dL
1-3 months 3-40 mg/dL
4-6 months 7-47 mg/dL
7-11 months 12-53 mg/dL
1 year 20-73 mg/dL
2 years 20-99 mg/dL
3-5 years 22-140 mg/dL
6-8 years 31-180 mg/dL
9-11 years 33-200 mg/dL
12-16 years 36-220 mg/dL
17-60 years 47-310 mg/dL
≥61 years 70-320 mg/dL
Preferred Specimen(s)
2 mL serum
Minimum Volume
0.5 mL
Transport Container
Serum separator tube (SST)
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 72 hours
Refrigerated: 7 days
Frozen: 90 days
Reject Criteria
Gross hemolysis • Grossly lipemic