Sign in →

Test Code HH6QN Human Herpes Virus Type 6 By PCR

Important Note

Do not use for CSF samples, unless previously positive for Herpes (this is rare).  For CSF samples, order Rapid CSF Viral PCR Qual Panel


For non serum/plasma, order "Human Herpes Virus 6 by PCR Qual, Tissue".

Clinical System Name

Human Herpes Virus 6 by PCR


Human Herpes Virus 6 Quantitation

Sample Requirements

Specimen: Whole blood, CSF

Container(s): Lavender/EDTA or Red or Gold SST or CSF tube

Preferred Vol: 3.0 mL whole blood

Minimum Vol: 1.0 mL whole blood


Note: This test can share a tube with other Viral PCR testing but a separate tube needs to be collected if Hematology (CBC, Platelet, ESR, etc) testing is ordered.  Only appropriate for CSF when previously positive (this is rare).

Processing Instructions

Reject due to:  Dark Green/Sodium Heparin

Spin: Y

Aliquot: Y

Temp: -20 C

Storage location: Spin blood within 2 hours of collection, transfer 1 mL of plasma or serum to a plastic aliquot and put into Virology rack in the CPA freezer. Aliquot and freeze CSF within 2 hours of collection if possible (can be refrigerated up to 48 hours).

Monday – Friday: Place sample in the Virology rack in the CPA freezer.

Saturday-Sunday & Holidays: Close batch in Mayo Access and courier to UW NW220. (Call on Holidays to be sure the lab is open to accept samples).


Off-site collection: Blood: Centrifuge tube within 2 hours of collection & aliquot serum/plasma - Freeze @ -20°C
CSF: Freeze within 2 hours of collection or ship immediately @ 4°C. If CSF has cells, spin & aliquot clear CSF-Freeze @ -20°C


Specimen Type Temperature Time
  Room temp


  Refrigerated 48 h




STAT Performed TAT
N Collected daily; performed M, W, & F 1 - 3 d


Performing Laboratory

University of Washington

Dept. of Laboratory Medicine

UW Molecular Virology Lab

1959 NE Pacific St, NW220
Seattle, WA 98195


Phone Number: (206) 520-4600


Department:  Send Outs

Phone Number: (206) 987-2563

Reference Range

None specified



Method: Polymerase Chain Reaction (PCR)

Analytical Volume: 0.5 mL plasma/serum/CSF


CPT Codes


Send Out Instructions


Reference Test Name: HHV6 Quantitative by PCR
Reference Test Number:



Send out M - F with the UW courier. Weekends and Holidays courier on dry ice to UW NW220.