ARUP's Laboratory Test Directory

Hepatitis B Virus Genotype : 2001567

Mnemonic: HBVGENO

Methodology: Polymerase Chain Reaction/Nucleic Acid Sequencing
Performed: Tue
Reported: Within 10 days
Specimen Required: Collect: One 6 mL serum separator tube, plasma preparation tube, lavender (EDTA), or yellow (ACD Solution A or B) tube.

Storage/Transport Temperature: 2 mL serum or plasma frozen (Min: 0.5 mL). Submit sample in an ARUP Standard Transport Tube. Submit specimen according to Biological Substance, Category B, shipping guidelines.

Remarks: CRITICAL FROZEN. Separate serum or plasma from cells within two hours of collection, freeze serum or plasma immediately. Separate samples must be submitted when multiples tests are ordered. This test may be unsuccessful if the HBV viral load is less than 1,000 IU/mL of plasma or serum.

Unacceptable Conditions: Non-frozen or heparinized specimens. Specimens exposed to repeated freeze/thaw cycles.

Stability (collection to initiation of testing): After separation from cells: Ambient: Unacceptable; Refrigerated: Unacceptable; Frozen: 4 months
Interpretive Data: Both the HBV RT polymerase and the HBsAg encoding regions are sequenced. Resistance and surface antigen mutations are reported. In addition, the eight major HBV genotypes (A, B, C, D, E, F, G and H) are identified. Mutations in viral sub-populations below 20% of total may not be detected. Sequence data from the patient's specimen is available upon request.

Please refer to Statement B in the Compliance Statements section in the front of the Laboratory Test Directory.
CPT Code(s): 83890 Isolation, 83898 Amplification, 83904 x 2 Sequencing, 83909 Capillary electrophoresis, 83912 Interpretation and report.
Cross References: Hepatitis B Drug Resistance Panel, Synonyms
 
 

 

 

 
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