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.

LOINC

LOINC Code 20691-2: B. anthracis Org specific cx Ql (Specimen)

Name: LOINC Code 20691-2: B. anthracis Org specific cx Ql (Specimen)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T11:17:28.850Z

20691-2 is a LOINC code used to identify B. anthracis Org specific cx Ql (Specimen) 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 Bacillus anthracis. It is commonly used with the system or sample type XXX.

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 Bacillus anthracis. It is commonly used with the system or sample type XXX.

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: DEPRECATED
Method: Organism specific culture

What it does not mean

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

Key facts

Deprecated Bacillus anthracis [Presence] in Unspecified specimen by Organism specific culture
Bacillus anthracis
Anthrax; Arbitrary concentration; B anthracis; C&S; Charbon; Cult; Cultures; ID; Infectious Disease; InfectiousDisease; Malignant carbuncle; Malignant pustule; Microbiology; Milzbrand; Misc; Miscellaneous; Ordinal; Other; Point in time; QL; Qual; Qualitative; Random; Screen; Spec; Splenic fever; To be specified in another part of the message; Unspecified; Woolsorters disease

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

B. anthracis Org specific cx Ql (Specimen)Deprecated Bacillus anthracis [Presence] in Unspecified specimen by Organism specific cultureDeprecated B anthracis XXX Ql CultBacillus anthracisMICROBacillus anthracis culture, SpecimenACnc

Frequently asked questions

Code details

Code20691-2

SystemLOINC

Display nameB. anthracis Org specific cx Ql (Specimen)

DescriptionBacillus anthracis

Short nameDeprecated B anthracis XXX Ql Cult

ComponentBacillus anthracis

PropertyACnc

TimingPt

System (specimen)XXX

ScaleOrd

MethodOrganism specific culture

ClassMICRO

StatusDEPRECATED

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released1.0m

Last changed2.69

Consumer names

Bacillus anthracis culture, Specimen

Part names

Bacillus anthracisACncPtXXXOrdOrganism specific cultureArbitrary ConcentrationPoint 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.