LOINCActiveBoth

LOINC Code 23541-6: VEEV Ab CF Ql (S)

23541-6 is a LOINC code used to identify VEEV Ab CF Ql (S) 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 Venezuelan equine encephalitis virus Ab. It is commonly used with the system or sample type Ser.

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 Venezuelan equine encephalitis virus Ab. It is commonly used with the system or sample type Ser.

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: Comp fix

What it does not mean

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

Key facts

  • Venezuelan equine encephalitis virus Ab [Presence] in Serum by Complement fixation
  • Venezuelan equine encephalitis virus Ab
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; CF; Comp fixation; Compfix; Complement fixation; Enc; Enceph; Encephalomyelitis; Equin; ID; Infectious Disease; InfectiousDisease; Microbiology; Ordinal; Point in time; PR; QL; Qual; Qualitative; Random; Screen; Serum; SR; Togavirus; VEE virus; VEEV

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

VEEV Ab CF Ql (S)Venezuelan equine encephalitis virus Ab [Presence] in Serum by Complement fixationVEEV Ab Ser Ql CFVenezuelan equine encephalitis virus AbMICROVEEV antibody, BloodPrThr

Frequently asked questions

Code details

Code23541-6
SystemLOINC
Display nameVEEV Ab CF Ql (S)
DescriptionVenezuelan equine encephalitis virus Ab
Short nameVEEV Ab Ser Ql CF
ComponentVenezuelan equine encephalitis virus Ab
PropertyPrThr
TimingPt
System (specimen)Ser
ScaleOrd
MethodComp fix
ClassMICRO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0n
Last changed2.56

Consumer names

VEEV antibody, Blood

Part names

Venezuelan equine encephalitis virus AbPrThrPtSerOrdComp fixPresence or ThresholdPoint in time (spot)SerumComplement fixation

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 23541-6 | HealthAssure