LOINCActiveBoth

LOINC Code 42667-6: Fatty acids Ql (U)

42667-6 is a LOINC code used to identify Fatty acids Ql (U) 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. It is commonly used with the system or sample type Urine.

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 Fatty acids. It is commonly used with the system or sample type Urine.

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 [Presence] in Urine
  • Fatty acids
  • Acd; Acid; Chemistry; Fatty acid; Lipid; Ordinal; Point in time; PR; QL; Qual; Qualitative; Random; Screen; UA; UR; Urn

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 Ql (U)Fatty acids [Presence] in UrineFA Ur QlFatty acidsCHEMFatty acids, UrinePrThr

Frequently asked questions

Code details

Code42667-6
SystemLOINC
Display nameFatty acids Ql (U)
DescriptionFatty acids
Short nameFA Ur Ql
ComponentFatty acids
PropertyPrThr
TimingPt
System (specimen)Urine
ScaleOrd
ClassCHEM
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.16
Last changed2.56

Consumer names

Fatty acids, Urine

Part names

Fatty acidsPrThrPtUrineOrdPresence or ThresholdPoint in time (spot)

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 42667-6 | HealthAssure