LOINCActiveObservation

LOINC Code 104866-9: Microscopic observation Nom (Cvx)

104866-9 is a LOINC code used to identify Microscopic observation Nom (Cvx) 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 Observation. It is commonly used with the system or sample type Cvx.

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 Observation. It is commonly used with the system or sample type Cvx.

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: Cyto stain.thin prep.computer assisted

What it does not mean

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

Key facts

  • Microscopic observation [Identifier] in Cervix by Cyto stain.thin prep.computer assisted
  • Observation
  • Artificial Intelligence; Automated detection; Cervix; Comp Assist; Cyto Comp Assist; CYTOLOGY; Cytology stain; Cytostain; Genital tract; Identity or presence; Nominal; Pap Smear; Pap Stain; Papanicolaou smear; Point in time; Random; St; Stains; Stn

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

Microscopic observation Nom (Cvx)Microscopic observation [Identifier] in Cervix by Cyto stain.thin prep.computer assistedCyto Comp Assist CvxObservationCYTOMicroscopic observation, CervixPrid

Frequently asked questions

Code details

Code104866-9
SystemLOINC
Display nameMicroscopic observation Nom (Cvx)
DescriptionObservation
Short nameCyto Comp Assist Cvx
ComponentObservation
PropertyPrid
TimingPt
System (specimen)Cvx
ScaleNom
MethodCyto stain.thin prep.computer assisted
ClassCYTO
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.78
Last changed2.78

Consumer names

Microscopic observation, Cervix

Part names

ObservationPridPtCvxNomCyto stain.thin prep.computer assistedPresence or IdentityPoint in time (spot)Cervix

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 104866-9 | HealthAssure