Varicella Zoster Virus Antibody, IgM
VZV, WARDE: VARM, EPIC: LAB6174, SOFT: XVZM
Acute and convalescent specimens must be labeled as such; parallel testing is preferred and convalescent specimens must be received within 30 days of the acute specimens. Please mark specimen plainly as "acute" or "convalescent."
Specimen Collection Criteria
Collect (preferred specimen): One Gold-top SST tube.
Also acceptable: One plain Red-top tube.
Physician Office/Drawsite Specimen Preparation
Let specimen clot 30-60 minutes then centrifuge to separate serum from cells within two hours of collection. Transfer serum to a plastic transport tube and freeze (-20°C/-4°F or below).
Preparation for Courier Transport
Transport: 1.0 mL serum, frozen (-20°C/-4°F or below). (Min: 0.5 mL)
- Hemolyzed specimens.
- Severely lipemic specimens.
- Specimens not collected and processed as indicated.
Specimen Stability for Testing:
Room Temperature (20-26°C or 68-78.8°F): 8 hours
Refrigerated (2-8°C or 36-46°F): 48 hours
Frozen (-20°C/-4°F or below): 2 months
Specimen Storage in Department Prior to Disposal:
Specimen retention time is determined by the policy of the reference laboratory. Contact the Sendout Laboratory with any questions.
Sent to Warde Medical Laboratory, Ann Arbor, MI.
Sunday, Tuesday, Thursday.
Results available in 2-5 days.
Negative: Less than or equal to 0.90 Index - No significant level of detectable varicella-zoster virus IgM antibody.
Equivocal: 0.91-1.09 Index - Repeat testing in 10-14 days may be helpful.
Positive: Greater than or equal to 1.10 Index - Significant level of detectable varicella-zoster virus IgM antibody. Indicative of current or recent infection.
Enzyme-Linked Immunosorbent Assay (ELISA).
WARDE: VARM, EPIC: LAB6174, SOFT: XVZM
Microtainer® and Vacutainer® are registered trademarks of Becton, Dickinson and Company.
UroVysion® is a registered trademark of Abbott Laboratories. ThinPrep® is a registered trademark of Hologic, Incorporated.
This directory currently reflects information only for specimens collected and/or processed at the Farmington Hills,
Grosse Pointe, Royal Oak, and Troy campuses.