LOINCActiveBoth

LOINC Code 79470-1: Uridine monophosphate synthetase (RBC) [Catalytic activity/Mass]

79470-1 is a LOINC code used to identify Uridine monophosphate synthetase (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 monophosphate synthetase. 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 monophosphate synthetase. 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 monophosphate synthetase [Enzymatic activity/mass] in Red Blood Cells
  • Uridine monophosphate synthetase
  • Catalytic Content; Chemistry; Erythrocytes; OMP decarboxylase; Orotate phosphoribosyl transferase; orotate phosphoribosyltransferase; Point in time; QNT; Quan; Quant; Quantitative; Random; Red blood cells; Red blood corpusles; UMP synthetase; Uridine 5-monophosphate synthetase; Uridine monophosphate synthase

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 monophosphate synthetase (RBC) [Catalytic activity/Mass]Uridine monophosphate synthetase [Enzymatic activity/mass] in Red Blood CellsUMP synthetase RBC-cCntUridine monophosphate synthetaseCHEMUridine monophosphate synthetase, Red blood cellsCCnt

Frequently asked questions

Code details

Code79470-1
SystemLOINC
Display nameUridine monophosphate synthetase (RBC) [Catalytic activity/Mass]
DescriptionUridine monophosphate synthetase
Short nameUMP synthetase RBC-cCnt
ComponentUridine monophosphate synthetase
PropertyCCnt
TimingPt
System (specimen)RBC
ScaleQn
ClassCHEM
Example unitsnmol/h/g Hb
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.54
Last changed2.54

Consumer names

Uridine monophosphate synthetase, Red blood cells

Part names

Uridine monophosphate synthetaseCCntPtRBCQnCatalytic 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.

LOINC Code 79470-1 | HealthAssure