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 57772-6: Metanephrine.free and Normetanephrine.free panel [Moles/Vol]

Name: LOINC Code 57772-6: Metanephrine.free and Normetanephrine.free panel [Moles/Vol]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:38.757Z

57772-6 is a LOINC code used to identify Metanephrine.free and Normetanephrine.free panel [Moles/Vol] 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.free & Normetanephrine.free panel. It is commonly used with the system or sample type 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 Metanephrine.free & Normetanephrine.free panel. It is commonly used with the system or sample type 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

Metanephrine.free and Normetanephrine.free panel [Moles/volume] - Serum or Plasma
Metanephrine.free & Normetanephrine.free panel
Chemistry; FR; Level; Metaneph; Metaneph Free; Metaneph+Normetaneph free Pnl; Metanephrne; Metenephrine; Non-protein bound; Normeta; Normetaneph; Normetaneph Free; Normetanephrn; Pan; PANEL.CHEMISTRY; Panl; Pl; Plasma; Plsm; Pnl; Point in time; QNT; Quan; Quant; Quantitative; Random; SerP; SerPl; SerPlas; Serum; Serum or plasma; SR; Substance concentration; Unconjugated metanephrine; Unconjugated normetanephrine

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.free and Normetanephrine.free panel [Moles/Vol]Metanephrine.free and Normetanephrine.free panel [Moles/volume] - Serum or PlasmaMetaneph+Normetaneph free Pnl SerPl-sCncMetanephrine.free & Normetanephrine.free panelPANEL.CHEMFree metanephrine and Normetanephrine panel, BloodSCnc

Frequently asked questions

Code details

Code57772-6

SystemLOINC

Display nameMetanephrine.free and Normetanephrine.free panel [Moles/Vol]

DescriptionMetanephrine.free & Normetanephrine.free panel

Short nameMetaneph+Normetaneph free Pnl SerPl-sCnc

ComponentMetanephrine.free & Normetanephrine.free panel

PropertySCnc

TimingPt

System (specimen)Ser/Plas

ScaleQn

ClassPANEL.CHEM

StatusACTIVE

Order/ObservationOrder

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.29

Last changed2.73

Consumer names

Free metanephrine and Normetanephrine panel, Blood

Part names

Metanephrine.free & Normetanephrine.free panelSCncPtSer/PlasQnMetanephrine.free and Normetanephrine.free panelSubstance ConcentrationPoint in time (spot)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.