What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINCActive

LOINC Code 8811-2: Left ventricular Ejection fraction by MR

Name: LOINC Code 8811-2: Left ventricular Ejection fraction by MR
Creator: HealthAssure Clinical Team
Published: 2026-05-21T09:00:16.697Z

8811-2 is a LOINC code used to identify Left ventricular Ejection fraction by MR 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 Ejection fraction. It is commonly used with the system or sample type Heart.ventricle.left.

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 Ejection fraction. It is commonly used with the system or sample type Heart.ventricle.left.

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
Method: MR

What it does not mean

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

Key facts

Left ventricular Ejection fraction by MR
Ejection fraction
Cardiac; Cardio; Cardiology; EF; Frac; Fract; Fractionation; Fractions; Heart Disease; Hemodynamics; HEMODYNAMICS.MOLEC; Hrt; Hrt ventr; L; LT; LV; LVEF; Mitral regurgitation maximum velocity; MRI; Percent; Point in time; QNT; Quan; Quant; Quantitative; Rad; Radiology; Random; Ventricular; Volfr; Volume fraction

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

Left ventricular Ejection fraction by MRLV EF MREjection fractionHEMODYN.MOLECVFrPtHeart.ventricle.left

Frequently asked questions

Code details

Code8811-2

SystemLOINC

Display nameLeft ventricular Ejection fraction by MR

DescriptionEjection fraction

Short nameLV EF MR

ComponentEjection fraction

PropertyVFr

TimingPt

System (specimen)Heart.ventricle.left

ScaleQn

MethodMR

ClassHEMODYN.MOLEC

Example units%

StatusACTIVE

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released1.0h(3)

Last changed2.56

Part names

Ejection fractionVFrPtHeart.ventricle.leftQnMRVolume FractionPoint in time (spot)Heart ventricle - leftMagnetic resonance

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.