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 101400-0: Metanephrine, Normetanephrine, 3-Methoxytyramine panel (24H U)

Name: LOINC Code 101400-0: Metanephrine, Normetanephrine, 3-Methoxytyramine panel (24H U)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T11:17:17.027Z

101400-0 is a LOINC code used to identify Metanephrine, Normetanephrine, 3-Methoxytyramine panel (24H U) 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 Metanephrine, Normetanephrine, 3-Methoxytyramine panel. It is commonly used with the system or sample type Urine.

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 Metanephrine, Normetanephrine, 3-Methoxytyramine panel. It is commonly used with the system or sample type Urine.

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

Metanephrine, Normetanephrine, 3-Methoxytyramine panel - 24 hour Urine
Metanephrine, Normetanephrine, 3-Methoxytyramine panel
1 day; 24 hours; 24HR; 3Me-tyramine; Dopamine metabolite; DRUG/TOXICOLOGY; Drugs; III; Metaneph; Metaneph+Normetaneph; Metanephrine fractionated; Metanephrne; Metenephrine; Mtnphs+3MT pnl; Normeta; Normetaneph; Normetanephrn; Pan; PANEL.DRUG & TOXICOLOGY; Panl; Pnl; UA; UR; 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

Metanephrine, Normetanephrine, 3-Methoxytyramine panel (24H U)Metanephrine, Normetanephrine, 3-Methoxytyramine panel - 24 hour UrineMtnphs+3MT pnl 24h UrMetanephrine, Normetanephrine, 3-Methoxytyramine panelPANEL.DRUG/TOXMetanephrine, normetanephrine, 3-Methoxytyramine panel, Urine-

Frequently asked questions

Code details

Code101400-0

SystemLOINC

Display nameMetanephrine, Normetanephrine, 3-Methoxytyramine panel (24H U)

DescriptionMetanephrine, Normetanephrine, 3-Methoxytyramine panel

Short nameMtnphs+3MT pnl 24h Ur

ComponentMetanephrine, Normetanephrine, 3-Methoxytyramine panel

Property-

Timing24H

System (specimen)Urine

Scale-

ClassPANEL.DRUG/TOX

StatusACTIVE

Order/ObservationOrder

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.74

Last changed2.75

Consumer names

Metanephrine, normetanephrine, 3-Methoxytyramine panel, Urine

Part names

Metanephrine, Normetanephrine, 3-Methoxytyramine panel-24HUrine24 hours

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.