LOINCActiveBoth

LOINC Code 31733-9: Border disease virus Ag Ql (Bld)

31733-9 is a LOINC code used to identify Border disease virus Ag Ql (Bld) 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 Border disease virus Ag. It is commonly used with the system or sample type Bld.

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 Border disease virus Ag. It is commonly used with the system or sample type Bld.

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

What it does not mean

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

Key facts

  • Border disease virus Ag [Presence] in Blood
  • Border disease virus Ag
  • Antigen; Antigens; BDV; Blood; Border disease; Border DV; Dis; Diseases; Dz; Hairy shaker disease; ID; Infectious Disease; InfectiousDisease; Microbiology; Ordinal; Pestivirus; Point in time; PR; QL; Qual; Qualitative; Random; Screen; Vet; Veterinary; 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

Border disease virus Ag Ql (Bld)Border disease virus Ag [Presence] in BloodBorder DV Ag Bld QlBorder disease virus AgMICROBorder Disease virus antigen, BloodPrThr

Frequently asked questions

Code details

Code31733-9
SystemLOINC
Display nameBorder disease virus Ag Ql (Bld)
DescriptionBorder disease virus Ag
Short nameBorder DV Ag Bld Ql
ComponentBorder disease virus Ag
PropertyPrThr
TimingPt
System (specimen)Bld
ScaleOrd
ClassMICRO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.07
Last changed2.56

Consumer names

Border Disease virus antigen, Blood

Part names

Border disease virus AgPrThrPtBldOrdPresence or ThresholdPoint in time (spot)Blood

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 31733-9 | HealthAssure