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 79469-3: Uridine diphosphate glucose-4-Epimerase (RBC) [Catalytic activity/Mass]

Name: LOINC Code 79469-3: Uridine diphosphate glucose-4-Epimerase (RBC) [Catalytic activity/Mass]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T09:00:01.837Z

79469-3 is a LOINC code used to identify Uridine diphosphate glucose-4-Epimerase (RBC) [Catalytic activity/Mass] 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 Uridine diphosphate glucose-4-Epimerase. It is commonly used with the system or sample type RBC.

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 Uridine diphosphate glucose-4-Epimerase. It is commonly used with the system or sample type RBC.

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

What it does not mean

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

Key facts

Uridine diphosphate glucose-4-Epimerase [Enzymatic activity/mass] in Red Blood Cells
Uridine diphosphate glucose-4-Epimerase
Catalytic Content; Chemistry; Erythrocytes; GALE; Glu; Gluc; Glucoseur; Point in time; QNT; Quan; Quant; Quantitative; Random; Red blood cells; Red blood corpusles; UDPG4Epimerase; UDP-glucose 4-epimerase; Uridine diphosphate galactose 4-epimerase

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

Uridine diphosphate glucose-4-Epimerase (RBC) [Catalytic activity/Mass]Uridine diphosphate glucose-4-Epimerase [Enzymatic activity/mass] in Red Blood CellsUDPG4Epimerase RBC-cCntUridine diphosphate glucose-4-EpimeraseCHEMUridine diphosphate glucose-4-Epimerase, Red blood cellsCCnt

Frequently asked questions

Code details

Code79469-3

SystemLOINC

Display nameUridine diphosphate glucose-4-Epimerase (RBC) [Catalytic activity/Mass]

DescriptionUridine diphosphate glucose-4-Epimerase

Short nameUDPG4Epimerase RBC-cCnt

ComponentUridine diphosphate glucose-4-Epimerase

PropertyCCnt

TimingPt

System (specimen)RBC

ScaleQn

ClassCHEM

Example unitsU/g Hb

StatusACTIVE

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.54

Last changed2.54

Consumer names

Uridine diphosphate glucose-4-Epimerase, Red blood cells

Part names

Uridine diphosphate glucose-4-EpimeraseCCntPtRBCQnCatalytic ContentPoint in time (spot)Red Blood Cells

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.