LOINCActiveBoth

LOINC Code 41852-5: Microorganism or agent identified Nom (Specimen)

41852-5 is a LOINC code used to identify Microorganism or agent identified Nom (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 Microorganism or agent. 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 Microorganism or agent. 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: ACTIVE
  • Order vs observation: Both

What it does not mean

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

Key facts

  • Microorganism or agent identified in Specimen
  • Microorganism or agent
  • ID; Identity or presence; Infectious Disease; InfectiousDisease; Microbiology; Microorganism/Agent; Microorganisms; Misc; Miscellaneous; Nominal; Org; Organism; Organisms; Other; Point in time; Random; Spec; To be specified in another part of the message; Unspecified

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

Microorganism or agent identified Nom (Specimen)Microorganism or agent identified in SpecimenMicroorganism/Agent SpecMicroorganism or agentMICROMicroorganism or Agent test, SpecimenPrid

Frequently asked questions

Code details

Code41852-5
SystemLOINC
Display nameMicroorganism or agent identified Nom (Specimen)
DescriptionMicroorganism or agent
Short nameMicroorganism/Agent Spec
ComponentMicroorganism or agent
PropertyPrid
TimingPt
System (specimen)XXX
ScaleNom
ClassMICRO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.16
Last changed2.79

Consumer names

Microorganism or Agent test, Specimen

Part names

Microorganism or agentPridPtXXXNomPresence or IdentityPoint 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 41852-5 | HealthAssure