LOINCActiveBoth

LOINC Code 50967-9: HBV surface Ag Neut test Ql (Bld donor)

50967-9 is a LOINC code used to identify HBV surface Ag Neut test Ql (Bld donor) 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 surface Ag. It is commonly used with the system or sample type Bld^Donor.

Reviewed by HealthAssure Clinical TeamUpdated 25 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 surface Ag. It is commonly used with the system or sample type Bld^Donor.

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: Both
  • Method: Neut

What it does not mean

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

Key facts

  • Hepatitis B virus surface Ag [Presence] in Blood from Donor by Neutralization test
  • Hepatitis B virus surface Ag
  • Antigen; Antigens; Australia antigen; Blood; Conventional virus neutralization test; cVNT; Donr; HBs; HBsAG; HBV; HBV surface; Hep; Hep B; Hep Bs; Hepatis; Hepatit; Hepatology; HepB; ID; Infectious Disease; InfectiousDisease; Liver; Microbiology; NEUTRALIZATION; Neutralization test; NT; Ordinal; Point in time; PR; QL; Qual; Qualitative; Random; Screen; Serum virus neutralization; Surf; SVN; Virus neutralization test; VNT; WB; Whole blood

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 surface Ag Neut test Ql (Bld donor)Hepatitis B virus surface Ag [Presence] in Blood from Donor by Neutralization testHBV surface Ag Bld Donr Ql NtHepatitis B virus surface AgMICROHepatitis B virus (HBV) Surface antigen, Donor BloodPrThr

Frequently asked questions

Code details

Code50967-9
SystemLOINC
Display nameHBV surface Ag Neut test Ql (Bld donor)
DescriptionHepatitis B virus surface Ag
Short nameHBV surface Ag Bld Donr Ql Nt
ComponentHepatitis B virus surface Ag
PropertyPrThr
TimingPt
System (specimen)Bld^Donor
ScaleOrd
MethodNeut
ClassMICRO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.22
Last changed2.73

Consumer names

Hepatitis B virus (HBV) Surface antigen, Donor Blood

Part names

Hepatitis B virus surface AgPrThrPtBld^DonorOrdNeutPresence or ThresholdPoint in time (spot)Blood^DonorNeutralization test

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 50967-9 | HealthAssure