LOINCActive

LOINC Code 28797-9: Right corrective lens Cylinder near 2 by Lensmeter

28797-9 is a LOINC code used to identify Right corrective lens Cylinder near 2 by Lensmeter 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 Cylinder near 2. It is commonly used with the system or sample type Corrective lens.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 Cylinder near 2. It is commonly used with the system or sample type Corrective lens.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: Lensmeter

What it does not mean

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

Key facts

  • Right corrective lens Cylinder near 2 by Lensmeter
  • Cylinder near 2
  • by LM; Corr lens; CYL; EYE; EYE.GLASSES; Focimeter; II; Inverse Length; Lensometer; LM; Ophthalmology; Ophtho; Ophthy; Point in time; QNT; Quan; Quant; Quantitative; R; R corr lens; Random; RT

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 corrective lens Cylinder near 2 by LensmeterR corr lens Cylinder near 2 by LMCylinder near 2EYE.GLASSESInvLenPtCorrective lens.right

Frequently asked questions

Code details

Code28797-9
SystemLOINC
Display nameRight corrective lens Cylinder near 2 by Lensmeter
DescriptionCylinder near 2
Short nameR corr lens Cylinder near 2 by LM
ComponentCylinder near 2
PropertyInvLen
TimingPt
System (specimen)Corrective lens.right
ScaleQn
MethodLensmeter
ClassEYE.GLASSES
Example unitsDiopter
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.00
Last changed2.71

Part names

Cylinder near 2InvLenPtCorrective lens.rightQnLensmeterInverse LengthPoint in time (spot)Right corrective lens

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.