FVZD - Specimen: Varicella Zoster Antigen, DFA

Test Catalog

Test Name

Test ID: FVZD    
Varicella Zoster Antigen, DFA

Specimen Type Describes the specimen type validated for testing


Specimen Required Defines the optimal specimen. This field describes the type of specimen required to perform the test and the preferred volume to complete testing. The volume allows automated processing, fastest throughput and, when indicated, repeat or reflex testing.

Submit only 1 of the following:


Swab or specimen in suitable viral transport media (VTM), VCM transport medium or equivalent. Vesicular lesion, fluid of lesion, swab of lesion, swab of fluid


Acceptable: Air dried smear, eye swab

Specimen Minimum Volume The amount of sample necessary to provide a clinically relevant result as determined by the Laboratory.

3 mL VTM, 1 swab in VTM or 1 slide

Reject Due To Identifies specimen types and conditions that may cause the specimen to be rejected










Frozen or broken slides; dried swabs; specimens received past stability or at unacceptable temperature conditions; nucleic acid transport; gel swabs.

Specimen Stability Information Provides a description of the temperatures required to transport a specimen to the laboratory. Alternate acceptable temperatures are also included.

Specimen TypeTemperatureTime
VariesRefrigerated72 hours