LOINCActiveBoth

LOINC Code 17269-2: Methyl isobutyl ketone (U) [Mass/Vol]

17269-2 is a LOINC code used to identify Methyl isobutyl ketone (U) [Mass/Vol] 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 Methyl isobutyl ketone. It is commonly used with the system or sample type Urine.

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 Methyl isobutyl ketone. 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

  • Methyl isobutyl ketone [Mass/volume] in Urine
  • Methyl isobutyl ketone
  • 2-methyl-4-pentanone; 2-methylpropyl methyl ketone; 4-methyl-2-oxopentane; 4-methyl-2-pentanone; DRUG/TOXICOLOGY; Drugs; Isobutyl methyl ketone; Isopropyl acetone; Level; Mass concentration; MIBK; MIK; Point in time; QNT; Quan; Quant; Quantitative; Random; 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

Methyl isobutyl ketone (U) [Mass/Vol]Methyl isobutyl ketone [Mass/volume] in UrineMIBK Ur-mCncMethyl isobutyl ketoneDRUG/TOXMethyl isobutyl ketone, UrineMCnc

Frequently asked questions

Code details

Code17269-2
SystemLOINC
Display nameMethyl isobutyl ketone (U) [Mass/Vol]
DescriptionMethyl isobutyl ketone
Short nameMIBK Ur-mCnc
ComponentMethyl isobutyl ketone
PropertyMCnc
TimingPt
System (specimen)Urine
ScaleQn
ClassDRUG/TOX
Example unitsug/mL
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0l
Last changed2.73

Consumer names

Methyl isobutyl ketone, Urine

Part names

Methyl isobutyl ketoneMCncPtUrineQnMass ConcentrationPoint 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 17269-2 | HealthAssure