Varicella-Zoster Virus Antibody, IgM
0099314
Ordering Recommendation
 
Mnemonic
VZM
Methodology
Semi-Quantitative Enzyme-Linked Immunosorbent Assay
Performed
Mon-Fri
Reported
1-5 days  
New York DOH Approval Status
This test is New York DOH approved.
Submit With Order
Specimen Required
Patient Preparation
  
Collect
Serum separator tube.  
Specimen Preparation
Separate serum from cells ASAP or within 2 hours of collection. Transfer 1 mL serum to an ARUP Standard Transport Tube. (Min: 0.1 mL) 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."  
Storage/Transport Temperature
Refrigerated.  
Unacceptable Conditions
Contaminated, heat-inactivated, hemolyzed, icteric, or severely lipemic specimens.  
Remarks
  
Stability
After separation from cells: Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 year (avoid repeated freeze/thaw cycles)  
Reference Interval
0.90 ISR or less: 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.
1.10 ISR or greater: Positive - Significant level of detectable varicella-zoster virus IgM antibody. Indicative of current or recent infection.  However, low levels of IgM antibodies may occasionally persist for more than 12 months post-infection or immunization.  
Interpretive Data
 
Note
 
CPT Code(s)
86787
Components
Component Test Code*Component Chart Name
0099314Varicella-Zoster Virus Antibody, IgM
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Aliases
  • Herpes Zoster
  • Herpes Zoster IgM antibodies
  • Varicella Zoster Virus IgM
  • Varicella-Zoster Virus Antibody, IgM, Serum
  • VZV Antibody, IgM
  • VZV IgM