LOINCObservation

LOINC Code 100084-3: Right cornea Cell area.standard deviation

100084-3 is a LOINC code used to identify Right cornea Cell area.standard deviation 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 Cell area.standard deviation. It is commonly used with the system or sample type Cornea.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 Cell area.standard deviation. It is commonly used with the system or sample type Cornea.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: TRIAL
  • Order vs observation: Observation

What it does not mean

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

Key facts

  • Right cornea Cell area.standard deviation
  • Cell area.standard deviation
  • Cell area.sd; Corneal; EYE; Point in time; QNT; Quan; Quant; Quantitative; R; R cornea; 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 cornea Cell area.standard deviationR cornea Cell area.sdCell area.standard deviationEYE.SPECULAR MICROSCOPYAreaPtCornea.right

Frequently asked questions

Code details

Code100084-3
SystemLOINC
Display nameRight cornea Cell area.standard deviation
DescriptionCell area.standard deviation
Short nameR cornea Cell area.sd
ComponentCell area.standard deviation
PropertyArea
TimingPt
System (specimen)Cornea.right
ScaleQn
ClassEYE.SPECULAR MICROSCOPY
Example unitsmm2
StatusTRIAL
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.72
Last changed2.72

Part names

Cell area.standard deviationAreaPtCornea.rightQnPoint in time (spot)Right cornea

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 100084-3 | HealthAssure