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LOINC Code 32617-3: Ornithine carbamoyltransferase (Tiss) [Catalytic activity/Mass]

32617-3 is a LOINC code used to identify Ornithine carbamoyltransferase (Tiss) [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 Ornithine carbamoyltransferase. It is commonly used with the system or sample type Tiss.

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 Ornithine carbamoyltransferase. It is commonly used with the system or sample type Tiss.

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

  • Ornithine carbamoyltransferase [Enzymatic activity/mass] in Tissue
  • Ornithine carbamoyltransferase
  • Catalytic Content; Chemistry; OCT; Orn; Ornithine transcarbamylase; Point in time; QNT; Quan; Quant; Quantitative; Random; Tissue; Tissue, unspecified

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

Ornithine carbamoyltransferase (Tiss) [Catalytic activity/Mass]Ornithine carbamoyltransferase [Enzymatic activity/mass] in TissueOCT Tiss-cCntOrnithine carbamoyltransferaseCHEMOrnithine carbamoyltransferase, TissueCCnt

Frequently asked questions

Code details

Code32617-3
SystemLOINC
Display nameOrnithine carbamoyltransferase (Tiss) [Catalytic activity/Mass]
DescriptionOrnithine carbamoyltransferase
Short nameOCT Tiss-cCnt
ComponentOrnithine carbamoyltransferase
PropertyCCnt
TimingPt
System (specimen)Tiss
ScaleQn
ClassCHEM
Example unitsumol/h/mg protein
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.09
Last changed2.70

Consumer names

Ornithine carbamoyltransferase, Tissue

Part names

Ornithine carbamoyltransferaseCCntPtTissQnCatalytic ContentPoint in time (spot)Tissue and Smears

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.