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

Useful For

Laboratory diagnosis of acute and 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

Specimen Type

Serum

Specimen Minimum Volume

0.6 mL


Specimen Required


Container/Tube:

Preferred: Serum gel

Acceptable: Red top

Specimen Volume: 1 mL


Reject Due To

Hemolysis

Mild OK; Gross reject

Lipemia

Mild OK; Gross reject

Icterus

NA

Other

Heat-inactivated specimen

Specimen Stability Information

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

Day(s) and Time(s) Performed

Monday through Saturday; 9 a.m.

Analytic Time

Same day/1 day

Method Name

VZM: Immunofluorescence Assay (IFA)

VZPG: Multiplex Flow Immunoassay (MFI)

Performing Laboratory

Mayo Clinic Laboratories in Rochester

CPT Code Information

86787-Varicella IgG

86787-Varicella IgM

Reporting Name

Varicella-Zoster Ab, IgM and IgG, S

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

Reference Values

IgM

Negative

Reference values apply to all ages.

 

IgG

Vaccinated: positive (≥1.1 AI)

Unvaccinated: negative (≤0.8 AI)

Reference values apply to all ages.

Test Classification

This test has been cleared or approved by the U.S. Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.

Forms

If not ordering electronically, complete, print, and send a Microbiology Test Request (T244) with the specimen.

Sanford Laboratories - Fargo Additional Information:

SANFORD INTERFACE BUILD INFORMATION

Result Code Result Code Description
13368 Varicella-Zoster AB, IgG
13369 Varicella-Zoster AB, IgM
16402 Varicella IgG Antibody Index