What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINCActiveBoth

LOINC Code 6344-6: Chlamydia sp Ag IF Ql (Conj)

Name: LOINC Code 6344-6: Chlamydia sp Ag IF Ql (Conj)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:42.802Z

6344-6 is a LOINC code used to identify Chlamydia sp Ag IF Ql (Conj) 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 Chlamydia sp Ag. It is commonly used with the system or sample type Cnjt.

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 Chlamydia sp Ag. It is commonly used with the system or sample type Cnjt.

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

Chlamydia sp Ag [Presence] in Conjunctival specimen by Immunofluorescence
Chlamydia sp Ag
ACIF; Anticomplement Immunofluorescence; Antigen; Antigens; Chlam; Chlamid; Conjunct; Conjunctiva; Conjunctival; DFA; FA; Fluorescent antibody; Fluoresent; ID; IFA; Immune fluorescence; Immunoflour; Immunofluor; Immunofluorescence; Infectious Disease; InfectiousDisease; Microbiology; Ordinal; Palpebral sac; Point in time; PR; QL; Qual; Qualitative; Random; Screen; species; spp; 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

Chlamydia sp Ag IF Ql (Conj)Chlamydia sp Ag [Presence] in Conjunctival specimen by ImmunofluorescenceChlamydia Ag Conjunct Ql IFChlamydia sp AgMICROChlamydia sp antigen, ConjunctivaPrThr

Frequently asked questions

Code details

Code6344-6

SystemLOINC

Display nameChlamydia sp Ag IF Ql (Conj)

DescriptionChlamydia sp Ag

Short nameChlamydia Ag Conjunct Ql IF

ComponentChlamydia sp Ag

PropertyPrThr

TimingPt

System (specimen)Cnjt

ScaleOrd

MethodIF

ClassMICRO

StatusACTIVE

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released1.0f

Last changed2.56

Consumer names

Chlamydia sp antigen, Conjunctiva

Part names

Chlamydia sp AgPrThrPtCnjtOrdIFPresence or ThresholdPoint in time (spot)Conjunctival specimenImmunofluorescence (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.