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 50582-6: Glucose tolerance gestational panel (U+S/P)

Name: LOINC Code 50582-6: Glucose tolerance gestational panel (U+S/P)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:34.496Z

50582-6 is a LOINC code used to identify Glucose tolerance 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 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 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 gestational panel - Urine and Serum or Plasma
Glucose tolerance gestational panel
Used to order prenatal glucose tolerance when dose given is unknown
CHEMISTRY.CHALLENGE TESTING; Endocrine; Endocrinology; Gest; Gestation; Gestational GTT Pnl; Glu; Glu tol; Gluc; Glucose tolerance; Glucoseur; GTT; Pan; PANEL.CHALLENGE; Panl; Pl; Plasma; Plsm; Pnl; Point in time; Prenatal; Random; SerP; SerPl; SerPlas; Serum; Serum or plasma; SR; UA; 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 gestational panel (U+S/P)Glucose tolerance gestational panel - Urine and Serum or PlasmaGestational GTT Pnl Ur+SerPlGlucose tolerance gestational panelPANEL.CHALGlucose tolerance gestational panel, Urine+Blood-

Frequently asked questions

Code details

Code50582-6

SystemLOINC

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

DescriptionGlucose tolerance gestational panel

Short nameGestational GTT Pnl Ur+SerPl

ComponentGlucose tolerance gestational panel

Property-

TimingPt

System (specimen)Urine+Ser/Plas

Scale-

ClassPANEL.CHAL

StatusACTIVE

Order/ObservationOrder

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.22

Last changed2.73

Consumer names

Glucose tolerance gestational panel, Urine+Blood

Part names

Glucose tolerance gestational panel-PtUrine+Ser/PlasPoint in time (spot)Urine 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.