LOINCActiveBoth

LOINC Code 34712-0: C. difficile Ql (Stl)

34712-0 is a LOINC code used to identify C. difficile Ql (Stl) 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 Clostridioides difficile. It is commonly used with the system or sample type Stool.

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 Clostridioides difficile. It is commonly used with the system or sample type Stool.

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

  • Clostridioides difficile [Presence] in Stool
  • Clostridioides difficile
  • Bowel movement; C diff; C difficile; Clostridium difficile; Faecal; Faeces; Fecal; Feces; ID; Infectious Disease; InfectiousDisease; Microbiology; Ordinal; Point in time; PR; QL; Qual; Qualitative; Random; Screen; Stl; Stool = Fecal; UniversalLabOrders

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

C. difficile Ql (Stl)Clostridioides difficile [Presence] in StoolC diff Stl QlClostridioides difficileMICROClostridioides difficile, StoolPrThr

Frequently asked questions

Code details

Code34712-0
SystemLOINC
Display nameC. difficile Ql (Stl)
DescriptionClostridioides difficile
Short nameC diff Stl Ql
ComponentClostridioides difficile
PropertyPrThr
TimingPt
System (specimen)Stool
ScaleOrd
ClassMICRO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.11
Last changed2.73

Consumer names

Clostridioides difficile, Stool

Part names

Clostridioides difficilePrThrPtStoolOrdPresence 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 34712-0 | HealthAssure