LOINCActiveObservation

LOINC Code 80931-9: Coronary stent end segment position

80931-9 is a LOINC code used to identify Coronary stent end segment position 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 Coronary stent end segment position. It is commonly used with the system or sample type Coronary arteries.

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 Coronary stent end segment position. It is commonly used with the system or sample type Coronary arteries.

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

What it does not mean

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

Key facts

  • Coronary stent end segment position
  • CARD.PROC; Cardio; Cardiology; Cor stent end seg position; Cor stent end segment; Coronary aa; Heart; Heart Disease; Nominal; Point in time; Random; Typ

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

Coronary stent end segment positionCor stent end seg positionCARD.PROCTypePtCoronary arteriesNom

Frequently asked questions

Code details

Code80931-9
SystemLOINC
Display nameCoronary stent end segment position
Short nameCor stent end seg position
ComponentCoronary stent end segment position
PropertyType
TimingPt
System (specimen)Coronary arteries
ScaleNom
ClassCARD.PROC
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.56
Last changed2.56

Part names

Coronary stent end segment positionTypePtCoronary arteriesNomPoint 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.

LOINC Code 80931-9 | HealthAssure