94568-3

LOINC Code


LOINC code94568-3
name
descriptionThis test measures the isoleucine level in patients who have been diagnosed with maple syrup urine disease are on a therapeutic diet for their condition. Depending on the lab, the isoleucine level may be used in combination with levels of other amino acids such as leucine, alloisoleucine, and valine to monitor the patient's progress.
statusACTIVE

Fully-Specified Name

componentIsoleucine^post therapeutic diet
propertySCnc  =  Substance Concentration
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.
systemSer/Plas
    Ser  =  Serum
    Plas  =  Plasma
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 nameAfter; Chemistry; Genetics; Heredity; Heritable; Ile; Inherited; Level; Maple syrup urine disease; MSUD (Maple Syrup Urine Disease); p diet; Pl; Plasma; Plsm; Point in time; PST; QNT; Quan; Quant; Quantitative; Random; SerP; SerPl; SerPlas; Serum; Serum o

Basic Attributes

classCHEM
type1  Laboratory
order vs. observationIsoleucine p di
example UCUM unitsnmol/mL
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 updated2.68
last change typeADD  - added
change reasonnmol/mL

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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