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 28673-2: Eye Tonometry comment [Interpretation]

Name: LOINC Code 28673-2: Eye Tonometry comment [Interpretation]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:15.023Z

28673-2 is a LOINC code used to identify Eye Tonometry comment [Interpretation] 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 Tonometry comment. It is commonly used with the system or sample type Eye.

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 Tonometry comment. It is commonly used with the system or sample type Eye.

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: Tonometry

What it does not mean

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

Key facts

Eye Tonometry comment [Interpretation]
Tonometry comment
cmmt; cmnt; Com; Comm; Comments; Commt; Eye; EYE.TONOMETRY; Eyeball; Glaucoma testing; Impression; Impression/interpretation of study; Impressions; Interp; Interpretation; Narrative; Occular; Oculis; Ophthalmologic; Ophthalmology; Ophtho; Ophthy; Optic globe; Point in time; Random; Remarks; Report; Vision; Visual

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

Eye Tonometry comment [Interpretation]Eye Tonometry comment [Imp] TonoTonometry commentEYE.TONOMETRYImpPtEye

Frequently asked questions

Code details

Code28673-2

SystemLOINC

Display nameEye Tonometry comment [Interpretation]

DescriptionTonometry comment

Short nameEye Tonometry comment [Imp] Tono

ComponentTonometry comment

PropertyImp

TimingPt

System (specimen)Eye

ScaleNar

MethodTonometry

ClassEYE.TONOMETRY

StatusACTIVE

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.00

Last changed2.68

Part names

Tonometry commentImpPtEyeNarTonometryImpression/interpretation of studyPoint 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.