Test Overview
Test Methodology

Real-Time Polymerase Chain Reaction (PCR)

Test Usage

Useful for the detection of Varicella zoster encephalitis.

Reference Range *

Varicella zoster virus DNA Not detected.

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Limitations

The results of this test should be correlated with serologic tests, patient symptoms, and clinical presentation. A single assay should not be the only criteria used to form a clinical conclusion.

Test Details
Days Set Up
Daily, specimen is set up within an hour of time received
Analytic Time

3 hours

Soft Order Code
CSFVZ
MiChart Code
Varicella zoster virus CSF, DNA
Laboratory
Microbiology
Section
Microbiology
Specimen Requirements
Collection

CSF can be stored at 2-8 C for 7 days post collection or at or below -70 C if longer than 7 days (freeze within 3 days).

Collection Instructions

CSF should be tested STAT, but may be stored at 2-8 C for 7 days post collection or at or below -70 C if longer than 7 days (freeze within 3 days).

Normal Volume
1 mL CSF
Minimum Volume
0.3 mL CSF
Additional Information

The Varicella zoster PCR use the polymerase chain reaction to amplify Varicella zoster virus specific DNA sequences directly from the patient's CSF. Results should be used in conjunction with other laboratory test results and the patient's clinical profile.

Billing
CPT Code
87798
Fee Code
LA021
LOINC
21598-8
Resources