LOINCActive

LOINC Code 45531-1: Voluntary movement Lower extremity [Minimum Data Set]

45531-1 is a LOINC code used to identify Voluntary movement Lower extremity [Minimum Data Set] 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 Voluntary movement. It is commonly used with the system or sample type Lower extremity.

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 Voluntary movement. It is commonly used with the system or sample type Lower extremity.

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: MDS

What it does not mean

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

Key facts

  • Voluntary movement Lower extremity [Minimum Data Set]
  • Voluntary movement
  • Leg-Including hip or knee
  • EXT; Finding; Findings; LE; Leg; Low; Ordinal; Point in time; QL; Qual; Qualitative; Random; Screen; Survey; SURVEY.MDS

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

Voluntary movement Lower extremity [Minimum Data Set]Voluntary movementSURVEY.MDSFindPtLower extremityOrd

Frequently asked questions

Code details

Code45531-1
SystemLOINC
Display nameVoluntary movement Lower extremity [Minimum Data Set]
DescriptionVoluntary movement
ComponentVoluntary movement
PropertyFind
TimingPt
System (specimen)Lower extremity
ScaleOrd
MethodMDS
ClassSURVEY.MDS
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.17
Last changed2.50

Part names

Voluntary movementFindPtLower extremityOrdMDSFindingPoint in time (spot)Minimum Data Set

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 45531-1 | HealthAssure