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Test Code BLOD0450 Varicella-Zoster Antibody, IgM and IgG (Separate Determinations), Serum

Additional Codes

Mayo Test Code: VZGM

Useful For

Laboratory diagnosis of acute/recent infection with varicella-zoster virus (VZV)

 

Determination of immune status of individuals to the VZV

 

Documentation of previous infection with VZV in an individual without a previous record of immunization to VZV

Profile Information

Test ID Reporting Name Available Separately Always Performed
VZM Varicella-Zoster Ab, IgM, S Yes Yes
VZPG Varicella-Zoster Ab, IgG, S Yes Yes

Performing Laboratory

Mayo Medical Laboratories in Rochester

Specimen Type

Serum


Specimen Required


Container/Tube:

Preferred: Serum gel

Acceptable: Red top

Specimen Volume: 1 mL


Specimen Minimum Volume

0.6 mL

Specimen Stability Information

Specimen Type Temperature Time
Serum Refrigerated (preferred) 14 days
  Frozen  14 days

Reference Values

IgM

Negative (reported as negative or positive)

 

IgG

Vaccinated: positive (≥1.1 AI)

Unvaccinated: negative (≤0.8 AI)

Day(s) and Time(s) Performed

Monday through Saturday, 9 a.m.

CPT Code Information

86787-Varicella IgG

86787-Varicella IgM

Reject Due To

Hemolysis

Mild OK; Gross reject

Lipemia

Mild OK; Gross reject

Icterus

NA

Other

Heat-inactivated specimen

Method Name

VZM: Immunofluorescence Assay (IFA)

VZPG: Multiplex Flow Immunoassay (MFI)