LOINCActiveBoth

LOINC Code 59249-3: Acylcarnitine/Acylcarnitine+Carnitine Free (C0) (DBS) [Molar ratio]

59249-3 is a LOINC code used to identify Acylcarnitine/Acylcarnitine+Carnitine Free (C0) (DBS) [Molar 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 Acylcarnitine/Acylcarnitine+Carnitine Free (C0). It is commonly used with the system or sample type Bld.dot.

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 Acylcarnitine/Acylcarnitine+Carnitine Free (C0). It is commonly used with the system or sample type Bld.dot.

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

  • Acylcarnitine/Acylcarnitine+Carnitine Free (C0) [Molar ratio] in DBS
  • Acylcarnitine/Acylcarnitine+Carnitine Free (C0)
  • Acyl carnitine; Acyl+C0; Acylcarni; Blood; C0; Carnitine.total; Chemistry; DBS; Dried blood spot; FC; Filter paper; FP; FR; Non-protein bound; Point in time; QNT; Quan; Quant; Quantitative; Random; Scrto; Substance concentration ratio; Substance ratio; WB; Whole blood

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

Acylcarnitine/Acylcarnitine+Carnitine Free (C0) (DBS) [Molar ratio]Acylcarnitine/Acylcarnitine+Carnitine Free (C0) [Molar ratio] in DBSAcylcarnitine/Acyl+C0 DBS-sRtoAcylcarnitine/Acylcarnitine+Carnitine Free (C0)CHEMAcylcarnitine/Acylcarnitine+Free Carnitine (C0), Dried blood spotSRto

Frequently asked questions

Code details

Code59249-3
SystemLOINC
Display nameAcylcarnitine/Acylcarnitine+Carnitine Free (C0) (DBS) [Molar ratio]
DescriptionAcylcarnitine/Acylcarnitine+Carnitine Free (C0)
Short nameAcylcarnitine/Acyl+C0 DBS-sRto
ComponentAcylcarnitine/Acylcarnitine+Carnitine Free (C0)
PropertySRto
TimingPt
System (specimen)Bld.dot
ScaleQn
ClassCHEM
Example unitsumol/umol
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.32
Last changed2.70

Consumer names

Acylcarnitine/Acylcarnitine+Free Carnitine (C0), Dried blood spot

Part names

Acylcarnitine/Acylcarnitine+Carnitine Free (C0)SRtoPtBld.dotQnSubstance RatioPoint in time (spot)DBS

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.