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Lab Test Dictionary

Varicella-Zoster Virus, Rapid Method (2691)

Methodology

Centrifugation-Enhanced Culture with Immunofluorescence


Synonyms

Herpes Zoster; Chicken Pox; VZV

Specimen Type

See Collection Instructions

Performing Lab

Quest Diagnostics San Juan Capistrano


Epic ID

LAB01540

Lab Test Days

Monday-Saturday

Standard TAT

4-6 Days


Collection Information

Specimen Required

1-3 mL Vesicular lesions swab, Throat swab or Tissue biopsy in VCM medium (green-cap) tube or equivalent

Container Type

See Below

Collection Instructions

Eye swab or CSF in VCM medium (green-cap) tube or equivalent; Tracheal aspirate, Bronchial lavage/wash, Sputum, Tissue biopsy, Fresh (unfixed) tissue or CSF in a sterile screw-capped container is acceptable. To maintain optimum viability, place swab or fluid into VCM (equal volumes of fluid and VCM) or equivalent and transport the specimen to the laboratory as soon as possible. Best recovery is obtained when the specimens are refrigerated at 2-8 C or kept on wet ice following collection and while in transit. If there will be a long delay before processing, specimens in VCM or equivalent should be frozen at -70 C or colder and transported on dry ice. Storage or transport at -20 C is not acceptable. Raw (unpreserved) samples should only be refrigerated and not frozen.


Processing Information - Lab Use Only

Transport Temperature

Refrigerate-OK/Frozen-OK

Specimen Stability

Room Temp: Unaccaptable; Refrigerated: 72 Hours; Frozen: 30 Days (Unacceptable for Raw (unpreserved) samples)

Rejection Criteria

Wooden shaft and calcium alginate swabs; Raw (unpreserved) stool specimens; Dry Swabs; Transwabs or gel-based transport medium; DNA prob transports; Tissues in formalin or othe fixatives; AVANTIK viral media

Test Volume Required

3 mL

Minimum Test Volume

1 mL

Processing Instructions

Indicate source in comments, on specimen and batch sheet.


CPT Codes

87254


Revised

09-27-22