LOINCActiveObservation

LOINC Code 78947-9: Coronary stent length

78947-9 is a LOINC code used to identify Coronary stent length 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 length. It is commonly used with the system or sample type Angioplasty device.

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 length. It is commonly used with the system or sample type Angioplasty device.

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 length
  • Angio device; Cor stent len; Len; Length; Point in time; QNT; Quan; Quant; Quantitative; Random

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 lengthCor stent lenDEVICESLenPtAngioplasty deviceQn

Frequently asked questions

Code details

Code78947-9
SystemLOINC
Display nameCoronary stent length
Short nameCor stent len
ComponentCoronary stent length
PropertyLen
TimingPt
System (specimen)Angioplasty device
ScaleQn
ClassDEVICES
Example unitsmm
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.54
Last changed2.54

Part names

Coronary stent lengthLenPtAngioplasty deviceQnLengthPoint 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 78947-9 | HealthAssure