LOINCActiveObservation

LOINC Code 96191-2: Right optic nerve Function by ERG

96191-2 is a LOINC code used to identify Right optic nerve Function by ERG 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 Function. It is commonly used with the system or sample type Optic nerve.right.

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 Function. It is commonly used with the system or sample type Optic nerve.right.

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: Observation
  • Method: Electroretinogram

What it does not mean

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

Key facts

  • Right optic nerve Function by ERG
  • Function
  • ERG; EYE; EYE.ERG; FCN; Finding; Findings; Func; Funct; Ophthalmology; Ophtho; Ophthy; Ordinal; Point in time; QL; Qual; Qualitative; R; R optic n; Random; RT; Screen

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

Right optic nerve Function by ERGR optic n Function ERGFunctionEYE.ERGFindPtOptic nerve.right

Frequently asked questions

Code details

Code96191-2
SystemLOINC
Display nameRight optic nerve Function by ERG
DescriptionFunction
Short nameR optic n Function ERG
ComponentFunction
PropertyFind
TimingPt
System (specimen)Optic nerve.right
ScaleOrd
MethodElectroretinogram
ClassEYE.ERG
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.69
Last changed2.69

Part names

FunctionFindPtOptic nerve.rightOrdElectroretinogramFindingPoint in time (spot)Right optic nerveERG

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 96191-2 | HealthAssure