LOINCActiveBoth

LOINC Code 48998-9: 6-Phosphogluconate dehydrogenase (RBC) [Catalytic activity/Mass]

48998-9 is a LOINC code used to identify 6-Phosphogluconate dehydrogenase (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 6-Phosphogluconate dehydrogenase. 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 6-Phosphogluconate dehydrogenase. 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

  • 6-Phosphogluconate dehydrogenase [Enzymatic activity/mass] in Red Blood Cells
  • 6-Phosphogluconate dehydrogenase
  • 6PGD; 6-PGD; Catalytic Content; Chemistry; Dehydrog; Dehyrdogenase; Erythrocytes; Point in time; QNT; Quan; Quant; Quantitative; Random; Red blood cells; Red blood corpusles

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

6-Phosphogluconate dehydrogenase (RBC) [Catalytic activity/Mass]6-Phosphogluconate dehydrogenase [Enzymatic activity/mass] in Red Blood Cells6PGD RBC-cCnt6-Phosphogluconate dehydrogenaseCHEM6-Phosphogluconate dehydrogenase, Red blood cellsCCnt

Frequently asked questions

Code details

Code48998-9
SystemLOINC
Display name6-Phosphogluconate dehydrogenase (RBC) [Catalytic activity/Mass]
Description6-Phosphogluconate dehydrogenase
Short name6PGD RBC-cCnt
Component6-Phosphogluconate dehydrogenase
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 released2.21
Last changed2.70

Consumer names

6-Phosphogluconate dehydrogenase, Red blood cells

Part names

6-Phosphogluconate dehydrogenaseCCntPtRBCQnCatalytic 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 48998-9 | HealthAssure