LOINCActiveBoth

LOINC Code 44287-1: 5-Hydroxyhexanoate/Creatinine (24H U) [Mass ratio]

44287-1 is a LOINC code used to identify 5-Hydroxyhexanoate/Creatinine (24H U) [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 5-Hydroxyhexanoate/Creatinine. 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 5-Hydroxyhexanoate/Creatinine. 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

  • 5-Hydroxyhexanoate/Creatinine [Mass Ratio] in 24 hour Urine
  • 5-Hydroxyhexanoate/Creatinine
  • 1 day; 24 hours; 24HR; 5-Hydroxy hexanoate; 5-Hydroxycaproate; 5-Hydroxycaproic acid; 5-hydroxyhexanoic acid; 5-hydroxy-hexanoic acid; 5-OH-caproate; 5OH-Hexanoate; Chemistry; CR; Crea; Creat; Mass concentration ratio; Mass ratio; MCRto; QNT; Quan; Quant; Quantitative; UA; UCr; 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

5-Hydroxyhexanoate/Creatinine (24H U) [Mass ratio]5-Hydroxyhexanoate/Creatinine [Mass Ratio] in 24 hour Urine5OH-Hexanoate/Creat 24h Ur5-Hydroxyhexanoate/CreatinineCHEM5-Hydroxyhexanoate/Creatinine, UrineMRto

Frequently asked questions

Code details

Code44287-1
SystemLOINC
Display name5-Hydroxyhexanoate/Creatinine (24H U) [Mass ratio]
Description5-Hydroxyhexanoate/Creatinine
Short name5OH-Hexanoate/Creat 24h Ur
Component5-Hydroxyhexanoate/Creatinine
PropertyMRto
Timing24H
System (specimen)Urine
ScaleQn
ClassCHEM
Example unitsmg/g creatinine
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.17
Last changed2.42

Consumer names

5-Hydroxyhexanoate/Creatinine, Urine

Part names

5-Hydroxyhexanoate/CreatinineMRto24HUrineQnMass Ratio24 hours

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 44287-1 | HealthAssure