LOINCActiveBoth

LOINC Code 22609-2: E. coli verotoxin 2 Ab (Stl) [Titer]

22609-2 is a LOINC code used to identify E. coli verotoxin 2 Ab (Stl) [Titer] 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 Escherichia coli verotoxin 2 Ab. 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 Escherichia coli verotoxin 2 Ab. 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

  • Escherichia coli verotoxin 2 Ab [Titer] in Stool
  • Escherichia coli verotoxin 2 Ab
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; Bowel movement; Dilution factor; Dilution Factor (Titer); E coli; E coli VTN; E coli VTN2; Faecal; Faeces; Fecal; Feces; Gastro; Gastroenterology; GI; ID; II; Infectious Disease; InfectiousDisease; Microbiology; o002; Point in time; Random; SmQn; Stl; Stool = Fecal; Titer; Titered; Titre; Ttr

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

E. coli verotoxin 2 Ab (Stl) [Titer]Escherichia coli verotoxin 2 Ab [Titer] in StoolE coli VTN2 Ab Titr StlEscherichia coli verotoxin 2 AbMICROEscherichia coli verotoxin 2 antibody, StoolTitr

Frequently asked questions

Code details

Code22609-2
SystemLOINC
Display nameE. coli verotoxin 2 Ab (Stl) [Titer]
DescriptionEscherichia coli verotoxin 2 Ab
Short nameE coli VTN2 Ab Titr Stl
ComponentEscherichia coli verotoxin 2 Ab
PropertyTitr
TimingPt
System (specimen)Stool
ScaleSemiQn
ClassMICRO
Example unitstiter
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0n
Last changed2.75

Consumer names

Escherichia coli verotoxin 2 antibody, Stool

Part names

Escherichia coli verotoxin 2 AbTitrPtStoolSemiQnTiterPoint 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 22609-2 | HealthAssure