LOINCActive

LOINC Code 55989-8: Right eye Pressure border code Perimetry

55989-8 is a LOINC code used to identify Right eye Pressure border code Perimetry 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 Pressure border code. It is commonly used with the system or sample type Eye.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 Pressure border code. It is commonly used with the system or sample type Eye.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
  • Method: Perimetry

What it does not mean

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

Key facts

  • Right eye Pressure border code Perimetry
  • Pressure border code
  • Eye; EYE.VISUAL_FIELD; Eyeball; Finding; Findings; Nominal; Occular; Oculis; Ophthalmologic; Ophthalmology; Ophtho; Ophthy; Optic globe; Point in time; Prmtry; R; R eye; Random; RT; 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

Right eye Pressure border code PerimetryR eye Pressure border code PrmtryPressure border codeEYE.VISUAL_FIELDFindPtEye.right

Frequently asked questions

Code details

Code55989-8
SystemLOINC
Display nameRight eye Pressure border code Perimetry
DescriptionPressure border code
Short nameR eye Pressure border code Prmtry
ComponentPressure border code
PropertyFind
TimingPt
System (specimen)Eye.right
ScaleNom
MethodPerimetry
ClassEYE.VISUAL_FIELD
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.29
Last changed2.82

Part names

Pressure border codeFindPtEye.rightNomPerimetryFindingPoint in time (spot)Right eye

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 55989-8 | HealthAssure