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 104374-4: Corynebacterium ulcerans Org specific cx Ql (Upper resp)

Name: LOINC Code 104374-4: Corynebacterium ulcerans Org specific cx Ql (Upper resp)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T11:17:18.505Z

104374-4 is a LOINC code used to identify Corynebacterium ulcerans Org specific cx Ql (Upper resp) 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 Corynebacterium ulcerans. It is commonly used with the system or sample type Respiratory system specimen.upper.

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 Corynebacterium ulcerans. It is commonly used with the system or sample type Respiratory system specimen.upper.

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: Organism specific culture

What it does not mean

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

Key facts

Corynebacterium ulcerans [Presence] in Upper respiratory specimen by Organism specific culture
Corynebacterium ulcerans
Breathing; C&S; C. ulcerans; Cult; Cultures; Lungs; Microbiology; Ordinal; Point in time; PR; QL; Qual; Qualitative; Random; RS; Screen; Spec; Up; Upper resp

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

Corynebacterium ulcerans Org specific cx Ql (Upper resp)Corynebacterium ulcerans [Presence] in Upper respiratory specimen by Organism specific cultureC. ulcerans Upper resp Ql CultCorynebacterium ulceransMICROCorynebacterium ulcerans culture, Upper respiratoryPrThr

Frequently asked questions

Code details

Code104374-4

SystemLOINC

Display nameCorynebacterium ulcerans Org specific cx Ql (Upper resp)

DescriptionCorynebacterium ulcerans

Short nameC. ulcerans Upper resp Ql Cult

ComponentCorynebacterium ulcerans

PropertyPrThr

TimingPt

System (specimen)Respiratory system specimen.upper

ScaleOrd

MethodOrganism specific culture

ClassMICRO

StatusACTIVE

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.77

Last changed2.77

Consumer names

Corynebacterium ulcerans culture, Upper respiratory

Part names

Corynebacterium ulceransPrThrPtRespiratory system specimen.upperOrdOrganism specific culturePresence or ThresholdPoint in time (spot)Upper respiratory specimen

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.