LOINCActiveBoth

LOINC Code 31944-2: Porcine enterovirus Ag Ql (Specimen)

31944-2 is a LOINC code used to identify Porcine enterovirus Ag 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 Porcine enterovirus 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 Porcine enterovirus 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

What it does not mean

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

Key facts

  • Porcine enterovirus Ag [Presence] in Specimen
  • Porcine enterovirus Ag
  • Antigen; Antigens; Entero virus; Enterovirus encephalomyelitis; EV; EV Ag; ID; Infectious Disease; InfectiousDisease; Microbiology; Misc; Miscellaneous; Ordinal; Other; PEV; Point in time; Pork; PR; QL; Qual; Qualitative; Random; Screen; Spec; Swine; Talfan disease; Teschen disease; 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

Porcine enterovirus Ag Ql (Specimen)Porcine enterovirus Ag [Presence] in SpecimenPEV Ag Spec QlPorcine enterovirus AgMICROPorcine Enterovirus antigen, SpecimenPrThr

Frequently asked questions

Code details

Code31944-2
SystemLOINC
Display namePorcine enterovirus Ag Ql (Specimen)
DescriptionPorcine enterovirus Ag
Short namePEV Ag Spec Ql
ComponentPorcine enterovirus Ag
PropertyPrThr
TimingPt
System (specimen)XXX
ScaleOrd
ClassMICRO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.07
Last changed2.69

Consumer names

Porcine Enterovirus antigen, Specimen

Part names

Porcine enterovirus AgPrThrPtXXXOrdPresence or ThresholdPoint in time (spot)

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 31944-2 | HealthAssure