LOINCActiveBoth

LOINC Code 94601-2: L. monocytogenes Ag Immune stain Ql (Tiss)

94601-2 is a LOINC code used to identify L. monocytogenes Ag Immune stain Ql (Tiss) 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 Listeria monocytogenes Ag. It is commonly used with the system or sample type Tiss.

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 Listeria monocytogenes Ag. It is commonly used with the system or sample type Tiss.

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: Immune stain

What it does not mean

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

Key facts

  • Listeria monocytogenes Ag [Presence] in Tissue by Immune stain
  • Listeria monocytogenes Ag
  • Antigen; Antigens; ID; IHC; Imm; Immunohistochemical stain; Immunostain; ImStn; Imun; Imune; Infectious Disease; InfectiousDisease; L monocytog; L monocytogenes; Listeriosis; Microbiology; Ordinal; Point in time; PR; QL; Qual; Qualitative; Random; Screen; St; Stains; Stn; Tissue; Tissue, unspecified; Vet; Veterinary

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

L. monocytogenes Ag Immune stain Ql (Tiss)Listeria monocytogenes Ag [Presence] in Tissue by Immune stainL monocytog Ag Tiss Ql ImStnListeria monocytogenes AgMICROListeria monocytogenes antigen, TissuePrThr

Frequently asked questions

Code details

Code94601-2
SystemLOINC
Display nameL. monocytogenes Ag Immune stain Ql (Tiss)
DescriptionListeria monocytogenes Ag
Short nameL monocytog Ag Tiss Ql ImStn
ComponentListeria monocytogenes Ag
PropertyPrThr
TimingPt
System (specimen)Tiss
ScaleOrd
MethodImmune stain
ClassMICRO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.68
Last changed2.68

Consumer names

Listeria monocytogenes antigen, Tissue

Part names

Listeria monocytogenes AgPrThrPtTissOrdImmune stainPresence or ThresholdPoint in time (spot)Tissue and Smears

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.