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HelpTest Code MSGP Measles IgG
Performing Laboratory
Hunterdon Medical Center Laboratory
Useful For
Determining the immune status (IgG) to measles (rubeola). The detection of IgG antibodies indicates immunity or seroconversion.
Specimen Requirements
|
Container/Tube |
|
| Preferred | SST |
| Acceptable | Red Top |
| Specimen Volume | 1.0mL |
| Minimum Volume | 0.5mL |
Specimen Type
Serum
Specimen Transport Temperature
| Ambient 15-25°C |
Specimen Stability
| Temperature | Time Frame |
| Refrigerated 2-8°C | 5 days |
Reject Specimen Due To
Re-collect if specimen is hemolyzed, lipemic or icteric.
Day(s) Test Set up
Monday through Sunday
Reference Values
| Negative | <50 IU/mL |
| Equivocal | 0.50-0.69 IU/mL |
| Suggest retest in 2-3 weeks | |
| Positive | ≥0.70 IU/mL |
| Indicates prior exposure and immunity or a convalescent stage of the infection. |
Methodology
ELFA: Enzyme Linked Fluorescent Assay
CPT Code
| TEST ID | CPT | TEST NAME |
| MSG | 86765 | Measles IgG |
Loinc Code
| TEST ID | LOINC | TEST NAME |
| MSG | 35275-7 | Measles IgG |
| MSGTV | 5244-9 | Measles IgG. Quantitative |