72418-7

LOINC Code


LOINC code72418-7
name
descriptionThe hydroxybutyrate/acetoacetate ratio (ketone body ratio) is an expression of the mitochondrial oxido-reduction state that can provide a clue to diagnosis and metabolic status in congenital errors of the electron transport chain and pyruvate metabolism.
statusACTIVE

Fully-Specified Name

componentBeta hydroxybutyrate/Acetoacetate^pre-meal
propertySRto  =  Substance Ratio
timePt  =  Point in time:  To identify measures at a point in time. This is a synonym for “spot” or “random” as applied to urine measurements.
systemBld  =  Whole blood
scaleQn  =  Quantitative:  The result of the test is a numeric value that relates to a continuous numeric scale. Reported either as an integer, a ratio, a real number, or a range. The test result value may optionally contain a relational operator from the set {<=, <, >, >=}. Valid values for a quantitative test are of the form "7", "-7", "7.4", "-7.4", "7.8912", "0.125", "<10", "<10.15", ">12000", 1-10, 1:256
method

Additional Names

short name3-hydroxybutyrate; 3-hydroxybutyric acid; 3-ketobutyrate; 3-oxobutyric acid; AcAc; Acetoacetates; Acetoacetic acid; B; Before; Beta hydroxy butyrate; Beta hydroxybutyric acid; Betahydroxybutyrate; Betahydroxybutyric acid; Beta-ketobutyrate; BHB; Blood; BO

Basic Attributes

classCHAL
type1  Laboratory
order vs. observationB-OH-Butyr/Acet
example UCUM unitsmmol/mmol
The Unified Code for Units of Measure (UCUM) is a code system intended to include all units of measures being contemporarily used in international science, engineering, and business (www.unitsofmeasure.org)

History/Usage

first released
last updated2.44
last change typeMIN  - change to field other than name
change reasonmmol/mmol

Related Names



Copyright © 2026 Regenstrief Institute, Inc. All Rights Reserved. To the extent included herein, the LOINC table and LOINC codes are copyright © 1995-2026, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee. See https://loinc.org/license for the full LOINC copyright and license.

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