72171-2

LOINC Code


LOINC code72171-2
name
descriptionUsed to order a 2 hour glucose tolerance when the dose is unknown. Glucose tolerance testing is commonly ordered test to check for diabetes, insulin resistance, and less commonly for reactive hypoglycemia or disorders of carbohydrate metabolism.
statusACTIVE

Fully-Specified Name

componentGlucose tolerance 2H panel
    2H  =  2 hours post challenge
property-
time-
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 name120 min; 120 minutes; 120min; 2 hours; CHEMISTRY.CHALLENGE TESTING; Glu; Glu tol; Gluc; Glucose tolerance; Glucoseur; GTT; GTT 2h Pnl; Pan; PANEL.CHALLENGE; Panl; Pl; Plasma; Plsm; Pnl; QNT; Quan; Quant; Quantitative; SerP; SerPl; SerPlas; Serum; Serum or

Basic Attributes

classPANEL.CHAL
type1  Laboratory
order vs. observationGTT 2h Pnl SerP

Panel Components

14771-0
25665-1
25679-2
25668-5

History/Usage

first released
last updated2.73
last change typeMIN  - change to field other than name

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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