LOINCActiveBoth

LOINC Code 43368-0: Microsatellite instability Molgen Nom (Tiss)

43368-0 is a LOINC code used to identify Microsatellite instability Molgen Nom (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 Microsatellite instability. 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 Microsatellite instability. 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: Molgen

What it does not mean

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

Key facts

  • Microsatellite instability [Identifier] in Tissue by Molecular genetics method Nominal
  • Microsatellite instability
  • Identity or presence; Molecular genetics; Molecular pathology; MOLPATH; MSI; Nominal; PCR; Point in time; Random; Tissue; Tissue, 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

Microsatellite instability Molgen Nom (Tiss)Microsatellite instability [Identifier] in Tissue by Molecular genetics method NominalMSI TissMicrosatellite instabilityMOLPATHMicrosatellite instability, TissuePrid

Frequently asked questions

Code details

Code43368-0
SystemLOINC
Display nameMicrosatellite instability Molgen Nom (Tiss)
DescriptionMicrosatellite instability
Short nameMSI Tiss
ComponentMicrosatellite instability
PropertyPrid
TimingPt
System (specimen)Tiss
ScaleNom
MethodMolgen
ClassMOLPATH
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.17
Last changed2.73

Consumer names

Microsatellite instability, Tissue

Part names

Microsatellite instabilityPridPtTissNomMolgenPresence or IdentityPoint in time (spot)Tissue and SmearsMolecular genetics

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 43368-0 | HealthAssure