What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINCActiveOrder

LOINC Code 24353-5: Glucose tolerance 2 hours gestational panel (U+S/P)

Name: LOINC Code 24353-5: Glucose tolerance 2 hours gestational panel (U+S/P)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:12.419Z

24353-5 is a LOINC code used to identify Glucose tolerance 2 hours gestational panel (U+S/P) 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 Glucose tolerance 2H gestational panel. It is commonly used with the system or sample type Urine+Ser/Plas.

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 Glucose tolerance 2H gestational panel. It is commonly used with the system or sample type Urine+Ser/Plas.

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: Order
Panel type: Panel

What it does not mean

The code identifies the observation or test, not the actual result.

Key facts

Glucose tolerance 2 hours gestational panel - Urine and Serum or Plasma
Glucose tolerance 2H gestational panel
120 min; 120 minutes; 120min; 2 hours; CHEMISTRY.CHALLENGE TESTING; Endocrine; Endocrinology; Gest; Gestation; Glu; Glu tol; Gluc; Glucose tolerance; Glucoseur; GTT; GTT gest 2h Pnl; Pan; PANEL.CHALLENGE; Panl; Pl; Plasma; Plsm; Pnl; Prenatal; QNT; Quan; Quant; Quantitative; SerP; SerPl; SerPlas; Serum; Serum or plasma; SR; UA; UniversalLabOrders; UR; Ur+SerPl; 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

Glucose tolerance 2 hours gestational panel (U+S/P)Glucose tolerance 2 hours gestational panel - Urine and Serum or PlasmaGTT gest 2h Pnl Ur+SerPlGlucose tolerance 2H gestational panelPANEL.CHALGlucose tolerance 2 hours gestational panel, Urine+Blood-

Frequently asked questions

Code details

Code24353-5

SystemLOINC

Display nameGlucose tolerance 2 hours gestational panel (U+S/P)

DescriptionGlucose tolerance 2H gestational panel

Short nameGTT gest 2h Pnl Ur+SerPl

ComponentGlucose tolerance 2H gestational panel

Property-

Timing-

System (specimen)Urine+Ser/Plas

ScaleQn

ClassPANEL.CHAL

StatusACTIVE

Order/ObservationOrder

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released1.0o

Last changed2.73

Consumer names

Glucose tolerance 2 hours gestational panel, Urine+Blood

Part names

Glucose tolerance 2H gestational panel-Urine+Ser/PlasQnGlucose tolerance 2 hours gestational panelUrine and Serum or Plasma

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.