Varicella-Zoster Virus Antibody, IgM VZIGM
Method(s) | Enzyme Linked Immunosorbent Assay |
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Specimen Required | |
Collect | One 5 mL gold (SST) top tube. |
Transport | 1 mL serum at 2-8°C. (Min: 0.1 mL) |
Stability | After separation from cells: Ambient: 2 days; Refrigerated: 2 weeks; Frozen: 1 year (avoid repeated freeze/thaw cycles) |
Unacceptable Conditions | Severely lipemic, icteric, contaminated, heat-inactivated, or hemolyzed samples. |
Schedule | Mon-Fri |
Billing Code | 5010428 |
CPTCode | 86787 |
Notes | Separate serum from cells ASAP. Acute and convalescent samples must be labeled as such; parallel testing is preferred and convalescent samples must be received within 30 days from receipt of the acute samples. Please mark sample plainly as "ACUTE" or "CONVALESCENT". |
Preferred Specimen Collection Device(s) | |
Reference Interval | |
Less than or equal to 0.90 ISR: Negative - No significant level of detectable varicella-zoster virus IgM antibody. 0.91-1.09 ISR: Equivocal - Repeat testing in 10-14 days may be helpful. Greater than or equal to 1.10 ISR: Positive - Significant level of detectable varicella-zoster virus IgM antibody. Indicative of current or recent infection. |