What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINCActiveBoth

LOINC Code 82218-9: 3-Methylcrotonyl-CoA carboxylase (Fibroblast) [Catalytic activity/Mass]

Name: LOINC Code 82218-9: 3-Methylcrotonyl-CoA carboxylase (Fibroblast) [Catalytic activity/Mass]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T09:00:08.164Z

82218-9 is a LOINC code used to identify 3-Methylcrotonyl-CoA carboxylase (Fibroblast) [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 3-Methylcrotonyl-CoA carboxylase. It is commonly used with the system or sample type Fibroblasts.

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 3-Methylcrotonyl-CoA carboxylase. It is commonly used with the system or sample type Fibroblasts.

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

3-Methylcrotonyl-CoA carboxylase [Enzymatic activity/mass] in Fibroblast
3-Methylcrotonyl-CoA carboxylase
3-MCC; 3-Methyl-crotonyl-CoA carboxylase; Catalytic Content; Chemistry; Esoteric; Fib; Fibr; III; MCCC1; MCCC2; Point in time; QNT; Quan; Quant; Quantitative; Random

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

3-Methylcrotonyl-CoA carboxylase (Fibroblast) [Catalytic activity/Mass]3-Methylcrotonyl-CoA carboxylase [Enzymatic activity/mass] in Fibroblast3-MCC Fib-cCnt3-Methylcrotonyl-CoA carboxylaseCHEM3-Methylcrotonyl-CoA carboxylase, FibroblastCCnt

Frequently asked questions

Code details

Code82218-9

SystemLOINC

Display name3-Methylcrotonyl-CoA carboxylase (Fibroblast) [Catalytic activity/Mass]

Description3-Methylcrotonyl-CoA carboxylase

Short name3-MCC Fib-cCnt

Component3-Methylcrotonyl-CoA carboxylase

PropertyCCnt

TimingPt

System (specimen)Fibroblasts

ScaleQn

ClassCHEM

Example unitsnmol/H/mg protein

StatusACTIVE

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.58

Last changed2.58

Consumer names

3-Methylcrotonyl-CoA carboxylase, Fibroblast

Part names

3-Methylcrotonyl-CoA carboxylaseCCntPtFibroblastsQnCatalytic ContentPoint in time (spot)Fibroblast

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.