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Test Code HBVGDR Hepatitis B Genotype + Drug Resistance

Clinical System Name

Hepatitis B Genotype + Drug Resistance

Synonyms

HBVGDR

Sample Requirements

Specimen: Whole blood

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

Preferred Vol: 3.0 mL

Minimum Vol:  1.5 mL

 

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.

Processing Instructions

Reject due to: Dark Green/Sodium Heparin tube

Spin: Y

Aliquot: Y

Temp: -20 C

Storage location: Spin blood, transfer 1 mL plasma to a plastic aliquot tube affixed with a large computer label.

Monday – Friday: Place sample in the Virology Section of the Sendouts Freezer Rack.

Saturday-Sunday & Holidays: Close batch in Mayo Access and courier to Virology. Place a copy of the Transfer List (indicate time sent) in the Virology Transport Binder. (Call on Holidays to be sure the lab is open to accept samples).

 

Off-site collection: Spin sample, freeze serum in plastic aliquot container. Ship frozen.

Stability

Specimen Type Temperature Time
Whole blood Room temp

< 2 h

  Refrigerated 24 h
  Frozen

 

Plasma samples are stable 2-4 hours Room Temp and 48 hours Refrigerated.

Availability

STAT Performed TAT
N Collected daily; performed T 1 - 5 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

Department:  Send Outs
 

Phone Number: (206) 987-2563

Reference Range

Reference values accompany patient report.
 

Methodology

Method: DNA Sequencing

Analytical Volume: None specified

Limitations:

CPT Codes

87912 x2

Send Out Instructions

 

Reference Test Name: HBV Genotype_Drug Resistance
Reference Test Number:

HBVGDR

Instructions:

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