LOINCActiveObservation

LOINC Code 72851-9: HBV codon 84 Genotyping Nom (Isol)

72851-9 is a LOINC code used to identify HBV codon 84 Genotyping Nom (Isol) in laboratory and clinical observation data. You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges. LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Hepatitis B virus codon 84. It is commonly used with the system or sample type Isolate.

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Hepatitis B virus codon 84. It is commonly used with the system or sample type Isolate.

When is it used?

  • Used in lab systems, EHRs, and clinical data exchange.
  • May identify a test, observation, survey item, or clinical document request rather than a diagnosis.
  • Status: ACTIVE
  • Order vs observation: Observation
  • Method: Genotyping

What it does not mean

  • The code identifies the observation or test, not the actual result.

Key facts

  • Hepatitis B virus codon 84 [Identifier] by Genotype method
  • Hepatitis B virus codon 84
  • ANTIBIOTIC SUSCEPTIBILITIES; Genotype; Genotypic; HBV; HBV 84; Hep; Hep B; Hepatis; Hepatit; Hepatology; HepB; ID; Identity or presence; Infectious Disease; InfectiousDisease; Islt; Isol; Liver; Nominal; Point in time; Random

Where you may see this code

You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges.

Common synonyms

HBV codon 84 Genotyping Nom (Isol)Hepatitis B virus codon 84 [Identifier] by Genotype methodHBV 84 Islt GenotypHepatitis B virus codon 84ABXBACTHepatitis B virus (HBV) Codon 84Prid

Frequently asked questions

Code details

Code72851-9
SystemLOINC
Display nameHBV codon 84 Genotyping Nom (Isol)
DescriptionHepatitis B virus codon 84
Short nameHBV 84 Islt Genotyp
ComponentHepatitis B virus codon 84
PropertyPrid
TimingPt
System (specimen)Isolate
ScaleNom
MethodGenotyping
ClassABXBACT
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.44
Last changed2.44

Consumer names

Hepatitis B virus (HBV) Codon 84

Part names

Hepatitis B virus codon 84PridPtIsolateNomGenotypingPresence or IdentityPoint in time (spot)Viral genotype susceptibility

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from LOINC. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.

LOINC Code 72851-9 | HealthAssure