What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINCActiveObservation

LOINC Code 79903-1: Physical findings of Right retinal vessels by Ophthalmoscopy

Name: LOINC Code 79903-1: Physical findings of Right retinal vessels by Ophthalmoscopy
Creator: HealthAssure Clinical Team
Published: 2026-05-21T09:00:01.838Z

79903-1 is a LOINC code used to identify Physical findings of Right retinal vessels by Ophthalmoscopy 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 Physical findings. It is commonly used with the system or sample type Retinal vessels.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 Physical findings. It is commonly used with the system or sample type Retinal vessels.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: Ophthalmoscopy

What it does not mean

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

Key facts

Physical findings of Right retinal vessels by Ophthalmoscopy
Physical findings
Exam; Examination; EYE; EYE.PX; EYE.PX.NEI; Finding; Findings; Nominal; Ophthalmology; Ophtho; Ophthy; Phys find; Point in time; R; R retinal ves; Random; RT; Vesl; Ves-R; Vessels.XXX

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

Physical findings of Right retinal vessels by OphthalmoscopyR retinal ves Phys find OphthalmoscopyPhysical findingsEYE.PX.NEIFindPtRetinal vessels.right

Frequently asked questions

Code details

Code79903-1

SystemLOINC

Display namePhysical findings of Right retinal vessels by Ophthalmoscopy

DescriptionPhysical findings

Short nameR retinal ves Phys find Ophthalmoscopy

ComponentPhysical findings

PropertyFind

TimingPt

System (specimen)Retinal vessels.right

ScaleNom

MethodOphthalmoscopy

ClassEYE.PX.NEI

StatusACTIVE

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.54

Last changed2.68

Part names

Physical findingsFindPtRetinal vessels.rightNomOphthalmoscopyFindingPoint in time (spot)Right retinal vesselsby Ophthalmoscopy

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.