Important Information to Know During Our Campus Transformation — Read More
Search All

Lab Test Dictionary

Hepatitis B Virus Drug Resistance, Genotype, and BCP/Precore Mutations (10529)


Polymerase Chain Reaction (PCR), Sequencing

Specimen Type

Serum or Plasma

Performing Lab

Quest Diagnostics San Juan Capistrano

Epic ID


Lab Test Days

Monday and Thursday

Standard TAT

8 Days

Collection Information

Specimen Required

1-2 mL Blood

Container Type

Lavender (EDTA)

Collection Instructions

Serum collected in a (red-top) tube is also acceptable.

Processing Information - Lab Use Only

Transport Temperature


Specimen Stability

Room Temp=72 Hours; Refrigerated=7 Days; Frozen=30 Days

Test Volume Required

1 mL Serum or Plasma

Minimum Test Volume

0.3 mL Serum or Plasma

Processing Instructions

Separate serum or plasma within 2 hours of collection. Avoid repeated freezing and thawing of specimens.


This test can only be performed reliably on specimens with a viral load of at least 600 IU/mL. For unknown viral loads order TC 16694.

CPT Codes