LOINC

LOINC Code 64511-9: Child restless legs bed [PhenX]

64511-9 is a LOINC code used to identify Child restless legs bed [PhenX] 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 Does your child describe restlessness of the legs when in bed. It is commonly used with the system or sample type ^Patient.

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 Does your child describe restlessness of the legs when in bed. It is commonly used with the system or sample type ^Patient.

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: TRIAL
  • Method: PhenX

What it does not mean

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

Key facts

  • Child restless legs bed [PhenX]
  • Does your child describe restlessness of the legs when in bed
  • Child describe restless legs bed; Finding; Findings; Ordinal; Point in time; QL; Qual; Qualitative; Random; Screen

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

Child restless legs bed [PhenX]Child describe restless legs bed PhenXDoes your child describe restlessness of the legs when in bedPHENXFindPt^Patient

Frequently asked questions

Code details

Code64511-9
SystemLOINC
Display nameChild restless legs bed [PhenX]
DescriptionDoes your child describe restlessness of the legs when in bed
Short nameChild describe restless legs bed PhenX
ComponentDoes your child describe restlessness of the legs when in bed
PropertyFind
TimingPt
System (specimen)^Patient
ScaleOrd
MethodPhenX
ClassPHENX
StatusTRIAL

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.36
Last changed2.65

Part names

Does your child describe restlessness of the legs when in bedFindPt^PatientOrdPhenXChild restless legs bedFindingPoint 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 64511-9 | HealthAssure