LOINCActiveObservation

LOINC Code 96242-3: Right retina P50 amplitude--light-adapted by PERG

96242-3 is a LOINC code used to identify Right retina P50 amplitude--light-adapted by PERG 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 P50 amplitude^light-adapted. It is commonly used with the system or sample type Retina.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 P50 amplitude^light-adapted. It is commonly used with the system or sample type Retina.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.pattern

What it does not mean

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

Key facts

  • Right retina P50 amplitude--light-adapted by PERG
  • P50 amplitude^light-adapted
  • Electrical potential; ERG; EYE; EYE.ERG; Ophthalmology; Ophtho; Ophthy; PERG; Point in time; QNT; Quan; Quant; Quantitative; R; R ret; Random; RT; Voltage

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 retina P50 amplitude--light-adapted by PERGR ret P50 amp--light-adapt PERGP50 amplitude^light-adaptedEYE.ERGElpotPtRetina.right

Frequently asked questions

Code details

Code96242-3
SystemLOINC
Display nameRight retina P50 amplitude--light-adapted by PERG
DescriptionP50 amplitude^light-adapted
Short nameR ret P50 amp--light-adapt PERG
ComponentP50 amplitude^light-adapted
PropertyElpot
TimingPt
System (specimen)Retina.right
ScaleQn
MethodElectroretinogram.pattern
ClassEYE.ERG
Example unitsmv
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

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

Part names

P50 amplitude^light-adaptedElpotPtRetina.rightQnElectroretinogram.patternElectrical Potential (Voltage)Point in time (spot)Right retinaPERG

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 96242-3 | HealthAssure