Test Code Billings Clinic: 4107 Immunoglobulins (IgA, IgG, and IgM), Plasma or Serum
Performing Laboratory
Billings Clinic Laboratory: Chemistry
Useful For
Detecting or monitoring of monoclonal gammopathies and immune deficiencies
Methodology
PEG-enhanced Immunoturbidimetric
Specimen Requirements
Submit only 1 of the following specimens:
Serum or plasma should be physically separated from cells as soon as possible with a maximum limit of two hours from the time of collection.
Plasma
- Draw blood in a green-top (lithium heparin) tube(s).
- Spin down and send 1.0 mL of heparinized plasma frozen.
Serum
- Draw blood in a plain, red-top tube(s) or a serum gel tube(s).
- Spin down and send 1.0 mL of serum frozen
Storage/Stability
Specimen Type | Temperature | Time |
Plasma, Serum | Refrigerated (preferred) | 3 days |
Frozen | 3 months |
Reject Due To
- Hemolysis
Reference Values
See individual test listings.
Day(s) Test Set Up
Daily
Test Classification and CPT Coding
82784 x 3 - Gammaglobulin (immunoglobulin); IgA, IgG, IgM, each
LOINC Code Information
Reporting Name | LOINC Code |
IgG | 2465-3 |
IgA | 2458-8 |
IgM | 2472-9 |
Profile/Testing Information
Profile Information: | |
Immunoglobulin A (IgA) | Immunoglobulin M (IgM |
Immunoglobulin G (IgG) |