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Vanderbilt Pathology Laboratory Services

Test Directory



VARICELLA-ZOSTER ANTIBODY IgG IFA (VZ2)

Department: Virology
Test Synonym(s): V-Z titer, VZ2
CPT Codes: 86317
Methodology: IFA titer
Reference Range: <1:8 indicates no detectable antibody, 1:8 to =/> 1:1024 indicates last dilution positive for antibody
Tube Type: Red top (clot activator with gel)
Specimen: Serum only
Pediatric Requirements: Red top microtainer (1 mL)
Volume: 25 uL
Minimum Volume: 25 uL
Temperature: Allow to clot, store refrigerated (2-8C)


Stability: Labile specimen. Keep refrigerated.
Reasons for Rejection: Same assay within 4 days
Days Performed: Tuesday and Friday
Times Performed: Morning
TAT: Same day, 72 hours up to 1 week.

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