LOINC

LOINC Code 66525-7: Redness score Trunk [PhenX]

66525-7 is a LOINC code used to identify Redness score Trunk [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 Redness score. It is commonly used with the system or sample type Trunk.

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 Redness score. It is commonly used with the system or sample type Trunk.

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

  • Redness score Trunk [PhenX]
  • Redness score
  • Point in time; QNT; Quan; Quant; Quantitative; Random; Scale; Scre

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

Redness score Trunk [PhenX]Redness score Trunk PhenXRedness scorePHENXScorePtTrunk

Frequently asked questions

Code details

Code66525-7
SystemLOINC
Display nameRedness score Trunk [PhenX]
DescriptionRedness score
Short nameRedness score Trunk PhenX
ComponentRedness score
PropertyScore
TimingPt
System (specimen)Trunk
ScaleQn
MethodPhenX
ClassPHENX
Example unitsscore
StatusTRIAL

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.38
Last changed2.65

Part names

Redness scoreScorePtTrunkQnPhenXPoint 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 66525-7 | HealthAssure