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.

LOINCActiveBoth

LOINC Code 43452-2: MR Knee - left dynamic W contrast IV

Name: LOINC Code 43452-2: MR Knee - left dynamic W contrast IV
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:28.588Z

43452-2 is a LOINC code used to identify MR Knee - left dynamic W contrast IV 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 Multisection dynamic^W contrast IV. It is commonly used with the system or sample type Lower extremity.left>Knee.

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 Multisection dynamic^W contrast IV. It is commonly used with the system or sample type Lower extremity.left>Knee.

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: Both
Method: MR

What it does not mean

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

Key facts

MR Knee - left dynamic W contrast IV
Multisection dynamic^W contrast IV
c; Contr; Contra; Contrst; Document; EXT; Extr-L; Finding; Findings; Imaging; Kn; Knee-L; L; LE; Leg; LE-L; LLE; Low; Lower extremity joint; LT; Mitral regurgitation maximum velocity; MRI; MSK; Musculoskeletal; Ortho; Orthopedics; Point in time; Rad; Radiology; Random; W contr IV; WC

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

MR Knee - left dynamic W contrast IVMR Knee-L Dyn W contr IVMultisection dynamic^W contrast IVRADFindPtLower extremity.left>Knee

Frequently asked questions

Code details

Code43452-2

SystemLOINC

Display nameMR Knee - left dynamic W contrast IV

DescriptionMultisection dynamic^W contrast IV

Short nameMR Knee-L Dyn W contr IV

ComponentMultisection dynamic^W contrast IV

PropertyFind

TimingPt

System (specimen)Lower extremity.left>Knee

ScaleDoc

MethodMR

ClassRAD

StatusACTIVE

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.17

Last changed2.61

Part names

Multisection dynamic^W contrast IVFindPtLower extremity.left>KneeDocMRLeftTrueKneeLower extremityIVContrastWDynamicFindingPoint in time (spot)Knee - leftMagnetic resonanceIntravenous

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.