LOINCActiveBoth

LOINC Code 23099-5: Equine infectious anemia virus Ag IA Ql (Specimen)

23099-5 is a LOINC code used to identify Equine infectious anemia virus Ag IA Ql (Specimen) 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 Equine infectious anemia virus Ag. It is commonly used with the system or sample type XXX.

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 Equine infectious anemia virus Ag. It is commonly used with the system or sample type XXX.

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: IA

What it does not mean

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

Key facts

  • Equine infectious anemia virus Ag [Presence] in Specimen by Immunoassay
  • Equine infectious anemia virus Ag
  • Antigen; Antigens; EIA; EIAV; ELFA; ELISA; Enzyme immunoassay; Equin; Equine infectious anemia; IAA; ID; Infectious Disease; InfectiousDisease; Lentivirus; MEIA; Microbiology; Misc; Miscellaneous; Ordinal; Other; Point in time; PR; QL; Qual; Qualitative; Random; Screen; Spec; SUDS; Swamp fever; To be specified in another part of the message; Unspecified; Vet; Veterinary

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

Equine infectious anemia virus Ag IA Ql (Specimen)Equine infectious anemia virus Ag [Presence] in Specimen by ImmunoassayEIAV Ag Spec Ql IAEquine infectious anemia virus AgMICROEquine infectious anemia virus antigen, SpecimenPrThr

Frequently asked questions

Code details

Code23099-5
SystemLOINC
Display nameEquine infectious anemia virus Ag IA Ql (Specimen)
DescriptionEquine infectious anemia virus Ag
Short nameEIAV Ag Spec Ql IA
ComponentEquine infectious anemia virus Ag
PropertyPrThr
TimingPt
System (specimen)XXX
ScaleOrd
MethodIA
ClassMICRO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0n
Last changed2.69

Consumer names

Equine infectious anemia virus antigen, Specimen

Part names

Equine infectious anemia virus AgPrThrPtXXXOrdIAPresence or ThresholdPoint in time (spot)Immunoassay

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 23099-5 | HealthAssure