20438-8
LOINC Code
| LOINC code | 20438-8 | ||||||||||||||||||
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| name | |||||||||||||||||||
| status | ACTIVE | ||||||||||||||||||
Fully-Specified Name | |||||||||||||||||||
| component | Glucose^1H post dose glucose 1H = 1 hour post challenge | ||||||||||||||||||
| property | MCnc = Mass Concentration | ||||||||||||||||||
| time | Pt = Point in time: To identify measures at a point in time. This is a synonym for “spot” or “random” as applied to urine measurements. | ||||||||||||||||||
| system | Ser/Plas Ser = Serum Plas = Plasma | ||||||||||||||||||
| scale | Qn = 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 name | 1 hour; 1.0Hr; 1h p Glc; 60 min; 60 minutes; 60M; 60min; After; CHEMISTRY.CHALLENGE TESTING; Endocrine; Endocrinology; Glu; Glu tol; Gluc; Glucose tolerance; Glucoseur; GTT; Level; Mass concentration; p dose; p Glc; Pl; Plasma; Plsm; Point in time; PST; Q | ||||||||||||||||||
Basic Attributes | |||||||||||||||||||
| class | CHAL.ROUTINE | ||||||||||||||||||
| type | 1 Laboratory | ||||||||||||||||||
| order vs. observation | Glucose 1h p Gl | ||||||||||||||||||
| example UCUM units | mg/dL 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) | ||||||||||||||||||
Member of these Groups | |||||||||||||||||||
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Member of these Panels | |||||||||||||||||||
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History/Usage | |||||||||||||||||||
| first released | |||||||||||||||||||
| last updated | 2.73 | ||||||||||||||||||
| last change type | MIN - change to field other than name | ||||||||||||||||||
| change reason | mg/dL | ||||||||||||||||||
Related Names | |||||||||||||||||||
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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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