LOINCActiveBoth

LOINC Code 20741-5: Canarypox virus Ag IF Ql (S)

20741-5 is a LOINC code used to identify Canarypox virus Ag IF 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 Canarypox virus Ag. 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 Canarypox virus Ag. 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: IF

What it does not mean

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

Key facts

  • Canarypox virus Ag [Presence] in Serum by Immunofluorescence
  • Canarypox virus Ag
  • ACIF; Anticomplement Immunofluorescence; Antigen; Antigens; CNPV; DFA; FA; Fluorescent antibody; Fluoresent; ID; IFA; Immune fluorescence; Immunoflour; Immunofluor; Immunofluorescence; Infectious Disease; InfectiousDisease; Microbiology; Ordinal; Point in time; PR; QL; Qual; Qualitative; Random; Screen; Serum; SR; Time Resolved Fluorescence; TRF

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

Canarypox virus Ag IF Ql (S)Canarypox virus Ag [Presence] in Serum by ImmunofluorescenceCNPV Ag Ser Ql IFCanarypox virus AgMICROCanarypox virus antigen, BloodPrThr

Frequently asked questions

Code details

Code20741-5
SystemLOINC
Display nameCanarypox virus Ag IF Ql (S)
DescriptionCanarypox virus Ag
Short nameCNPV Ag Ser Ql IF
ComponentCanarypox virus Ag
PropertyPrThr
TimingPt
System (specimen)Ser
ScaleOrd
MethodIF
ClassMICRO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

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

Consumer names

Canarypox virus antigen, Blood

Part names

Canarypox virus AgPrThrPtSerOrdIFPresence or ThresholdPoint in time (spot)SerumImmunofluorescence (IF)

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 20741-5 | HealthAssure