Varicella-Zoster IgM Ab
Test Mnemonic
VZVM
CPT Codes
- 86787 - QTY (1)
LOINC ®
43588-3
Aliases
- VZV Antibody, IgM
Performing Laboratory
ARUP
Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 1 mL | Serum | SST (Gold) | Refrigerated | Separate serum from cells within 2 hours of collection |
Minimum Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 0.1 mL |
Stability
| Environmental Condition | Description |
|---|---|
| Ambient | After separation form cells; 2 days |
| Refrigerated | After separation form cells; 2 weeks |
| Frozen | After separation form cells;1 year |
Days Performed
Mon - Fri
Turnaround Time
2 - 6 days
Methodology
| Name | Description |
|---|---|
| Semi Quantitative Enzyme Linked Immunosorbent Assay |
Reference Range
| Varicella-Zoster IgM Ab | |||||
|---|---|---|---|---|---|
| Sex | Age From | Age To | Type | Range | Range Unit |
| 0.90 ISR or less: Negative | 0.91 - 1.09 ISR: Equivocal - Repeat testing in 10-14 days may be helpful. | 1.10 ISR or greater: Positive - Indicative of current or recent infection. |
Special Info
Separate serum from cells within 2 hours of collection.
Clinical Info
Detect IgM antibodies specific for Varicella Zoster virus. These IgM antibodies, if present, can help confirm a diagnosis of VZV acute infection.