LOINCActiveBoth

LOINC Code 74582-8: Fatty acids.very long chain C26:0 (Hexacosanoate)/C22:0 (Docosanoate) (Fibroblast) [Mass ratio]

74582-8 is a LOINC code used to identify Fatty acids.very long chain C26:0 (Hexacosanoate)/C22:0 (Docosanoate) (Fibroblast) [Mass ratio] 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 Fatty acids.very long chain.C26:0/C22:0. 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 Fatty acids.very long chain.C26:0/C22:0. 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

Fatty acids.very long chain C260 (Hexacosanoate)/C22:0 (Docosanoate) [Mass Ratio] in Fibroblast
Fatty acids.very long chain.C260/C22:0
Acd; Acid; Aliphatic carboxylate; C260; Cerotiate; Cerotic acid; Chains; Chemistry; Chn; Fatty acid; Fib; Fibr; Hexacosanoate; Hexacosanoic acid; Lipid; Mass concentration ratio; Mass ratio; MCRto; Point in time; QNT; Quan; Quant; Quantitative; Random; VLC; VLCF; VLCFA; VLCFA C26:0; VLCFA C26:0/C22:0

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

Fatty acids.very long chain C26:0 (Hexacosanoate)/C22:0 (Docosanoate) (Fibroblast) [Mass ratio]Fatty acids.very long chain C26:0 (Hexacosanoate)/C22:0 (Docosanoate) [Mass Ratio] in FibroblastVLCFA C26:0/C22:0 FibFatty acids.very long chain.C26:0/C22:0CHEMFatty Acids.very Long Chain C26:0 (Hexacosanoate)/C22:0 (Docosanoate), FibroblastMRto

Frequently asked questions

Code details

Code74582-8
SystemLOINC
Display nameFatty acids.very long chain C26:0 (Hexacosanoate)/C22:0 (Docosanoate) (Fibroblast) [Mass ratio]
DescriptionFatty acids.very long chain.C26:0/C22:0
Short nameVLCFA C26:0/C22:0 Fib
ComponentFatty acids.very long chain.C26:0/C22:0
PropertyMRto
TimingPt
System (specimen)Fibroblasts
ScaleQn
ClassCHEM
Example unitsratio
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

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

Consumer names

Fatty Acids.very Long Chain C26:0 (Hexacosanoate)/C22:0 (Docosanoate), Fibroblast

Part names

Fatty acids.very long chain.C26:0/C22:0MRtoPtFibroblastsQnMass RatioPoint 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.