LOINCActive

LOINC Code 8859-1: Intracardiac shunt left-right

8859-1 is a LOINC code used to identify Intracardiac shunt left-right 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 Shunt left-right intracardiac. It is commonly used with the system or sample type Heart.

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 Shunt left-right intracardiac. It is commonly used with the system or sample type Heart.

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

What it does not mean

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

Key facts

  • Intracardiac shunt left-right
  • Shunt left-right intracardiac
  • Cardiac; Cardio; Cardiology; Flow; Heart Disease; Hemodynamics; HEMODYNAMICS.MOLEC; Hrt; Intracardiac Shunt L-R; L; LT; Point in time; QNT; Quan; Quant; Quantitative; R; Random; RT; Volume rate; vRate

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

Intracardiac shunt left-rightIntracardiac Shunt L-RShunt left-right intracardiacHEMODYN.MOLECVRatPtHeart

Frequently asked questions

Code details

Code8859-1
SystemLOINC
Display nameIntracardiac shunt left-right
DescriptionShunt left-right intracardiac
Short nameIntracardiac Shunt L-R
ComponentShunt left-right intracardiac
PropertyVRat
TimingPt
System (specimen)Heart
ScaleQn
ClassHEMODYN.MOLEC
Example unitsL/min
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0h(3)
Last changed2.48

Part names

Shunt left-right intracardiacVRatPtHeartQnVolume RatePoint 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 8859-1 | HealthAssure