Measles (Rubeola) Antibody, IgM
Test Mnemonic
MEAIGM
CPT Codes
- 86765 - QTY (1)
Aliases
- Rubeola Antibody IgM
Performing Laboratory
ARUP
Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 0.5 mL | Serum | SST (Gold) | Refrigerated | Separate serum from cells within 2 hours of collection. Transfer 0.5 mL serum to a standard transport tube. |
Minimum Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 0.3 mL |
Stability
| Environmental Condition | Description |
|---|---|
| Ambient | After separation from cells: 48 hours |
| Refrigerated | After separation from cells: 2 weeks |
| Frozen | After separation from cells: 1 month |
Days Performed
Mon - Fri
Turnaround Time
2 - 6 days
Methodology
| Name | Description |
|---|---|
| Semi-Quantitative Indirect Fluorescent Antibody |
Reference Range
| Measles IgM Antibody | |||||
|---|---|---|---|---|---|
| Sex | Age From | Age To | Type | Range | Range Unit |
| Less than 1:10 Negative-No evidence of recent infection. | 1:10 or greater Positive-Indicative of recent primary measles infection. |
Special Info
Parallel testing is preferred and convalescent specimens must be received within 30 days from receipt of the acute specimens. Mark specimens plainly as "acute" or "convalescent." Separate serum from cells within 2 hours of collection. This test is New York DOH approved.
Clinical Info
False-negative results are possible if the specimen was collected too soon after exposure. Molecular testing may be helpful. False positive results are possible.
Clinical Limitation
Bacterially contaminated, heat-inactivated, hemolyzed, icteric, lipemic, or turbid specimens are unacceptable.