LOINCActive

LOINC Code 66040-7: Tremor at rest Face [UPDRS]

66040-7 is a LOINC code used to identify Tremor at rest Face [UPDRS] 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 Tremor at rest. It is commonly used with the system or sample type Face.

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 Tremor at rest. It is commonly used with the system or sample type Face.

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: UPDRS

What it does not mean

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

Key facts

  • Tremor at rest Face [UPDRS]
  • Tremor at rest
  • Subjects tremor level at rest in the head (face, lips and chin) as part of Unified Parkinsons Disease Rating Scale (UPDRS).
  • Finding; Findings; Ordinal; Point in time; QL; Qual; Qualitative; Random; Resting; Screen; Unified Parkinson's Disease Rating Scale (UPDRS)

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

Tremor at rest Face [UPDRS]Tremor at rest Face UPDRSTremor at restUPDRSFindPtFace

Frequently asked questions

Code details

Code66040-7
SystemLOINC
Display nameTremor at rest Face [UPDRS]
DescriptionTremor at rest
Short nameTremor at rest Face UPDRS
ComponentTremor at rest
PropertyFind
TimingPt
System (specimen)Face
ScaleOrd
MethodUPDRS
ClassUPDRS
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.36
Last changed2.71

Part names

Tremor at restFindPtFaceOrdUPDRSFindingPoint in time (spot)Unified Parkinson's Disease Rating Scale

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 66040-7 | HealthAssure