Test Overview

Test Methodology

Polymerase Chain Reaction (PCR)

Test Usage

Detection or quantitation of HHV-6. Used for monitoring of viral load to track the course of infection and response to treatment. Test detects both Type A and Type B.

Test Details

Days Test Performed


Analytic Time

2 - 5 days

Soft Order Code


MiChart Code




Laboratory Reference

Viracor Eurofins 6500

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Specimen Requirements

Offsite Collection Instructions

Blood: Collect specimen in a lavender top (EDTA) tube. Send intact specimen at room temperature (4 - 5 mL). The following specimen types are also acceptable: Bronchial Lavage (BAL) (2 mL in sterile tube, room temperature), Bone Marrow (2 mL in EDTA, room temperature), CSF (2 mL in sterile tube, freeze),and Tissue (moistened with saline, in sterile cup, freeze).


Lavender Top Tube

Normal Volume

5 mL EDTA whole blood

Minimum Volume

4 mL EDTA whole blood

Additional Information

Reactivation of HHV-6 is frequently associated with clinical disease. Direct effects of HHV-6 include fever, rash, hepatitis, encephalitis, pneumonitis and delay or suppression of bone marrow engraftment. Bone marrow suppression by HHV-6 is often confused with rejection in a HSCT patient. Test sent to Viracor-IBT Laboratories.

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Fee Codes

CPT Code


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