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LOINC Code 74902-8: Galactose 1 phosphate uridyl transferase (WBC) [Catalytic activity/Mass]

74902-8 is a LOINC code used to identify Galactose 1 phosphate uridyl transferase (WBC) [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 Galactose 1 phosphate uridyl transferase. It is commonly used with the system or sample type WBC.

Reviewed by HealthAssure Clinical TeamUpdated 25 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 Galactose 1 phosphate uridyl transferase. It is commonly used with the system or sample type WBC.

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

  • Galactose 1 phosphate uridyl transferase [Enzymatic activity/mass] in Leukocytes
  • Galactose 1 phosphate uridyl transferase
  • Catalytic Content; Cerebrose; Chemistry; GAL-1-P; Gal1PO4; GAL-1-PO4; GAL1PTS; Gal1PUT; GAL-1-PUT; Galactose 1 Phosphate Uridyltransferase; Galactosemia; GALT; GPUT; Hexose-1-phosphate uridyltransferase; i; i Phos; Inorganic phosphate; Leukocytes; Phos; Phosphate total; Phosphorous; Phosphorus; Phosphrous; Pi; PO4; Point in time; QNT; Quan; Quant; Quantitative; Random; WBCs; White blood cells

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

Galactose 1 phosphate uridyl transferase (WBC) [Catalytic activity/Mass]Galactose 1 phosphate uridyl transferase [Enzymatic activity/mass] in LeukocytesGal1PUT WBC-cCntGalactose 1 phosphate uridyl transferaseCHEMGalactose 1 phosphate uridyl transferase, White blood cellsCCnt

Frequently asked questions

Code details

Code74902-8
SystemLOINC
Display nameGalactose 1 phosphate uridyl transferase (WBC) [Catalytic activity/Mass]
DescriptionGalactose 1 phosphate uridyl transferase
Short nameGal1PUT WBC-cCnt
ComponentGalactose 1 phosphate uridyl transferase
PropertyCCnt
TimingPt
System (specimen)WBC
ScaleQn
ClassCHEM
Example unitsnmol/h/mg protein
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.48
Last changed2.48

Consumer names

Galactose 1 phosphate uridyl transferase, White blood cells

Part names

Galactose 1 phosphate uridyl transferaseCCntPtWBCQnCatalytic ContentPoint in time (spot)White 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.