LOINCActiveBoth

LOINC Code 2602-1: Malate dehydrogenase (S) [Catalytic activity/Vol]

2602-1 is a LOINC code used to identify Malate dehydrogenase (S) [Catalytic activity/Vol] 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 Malate dehydrogenase. It is commonly used with the system or sample type Ser.

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 Malate dehydrogenase. It is commonly used with the system or sample type Ser.

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

  • Malate dehydrogenase [Enzymatic activity/volume] in Serum
  • Malate dehydrogenase
  • Catalytic Concentration; Chemistry; Dehydrog; Dehyrdogenase; Malic acid; MD; MDH; Point in time; QNT; Quan; Quant; Quantitative; Random; Serum; SR

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

Malate dehydrogenase (S) [Catalytic activity/Vol]Malate dehydrogenase [Enzymatic activity/volume] in SerumMalate Dehydrog Ser-cCncMalate dehydrogenaseCHEMMalate dehydrogenase, BloodCCnc

Frequently asked questions

Code details

Code2602-1
SystemLOINC
Display nameMalate dehydrogenase (S) [Catalytic activity/Vol]
DescriptionMalate dehydrogenase
Short nameMalate Dehydrog Ser-cCnc
ComponentMalate dehydrogenase
PropertyCCnc
TimingPt
System (specimen)Ser
ScaleQn
ClassCHEM
Example unitsarb U/L
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0
Last changed2.68

Consumer names

Malate dehydrogenase, Blood

Part names

Malate dehydrogenaseCCncPtSerQnCatalytic ConcentrationPoint in time (spot)Serum

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 2602-1 | HealthAssure