LOINCActiveOrder

LOINC Code 94574-1: Heavy metals panel (Nail)

94574-1 is a LOINC code used to identify Heavy metals panel (Nail) 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 Heavy metals panel. It is commonly used with the system or sample type Nail.

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 Heavy metals panel. It is commonly used with the system or sample type Nail.

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

Heavy metals panel - Nail
Heavy metals panel
Nail analysis for heavy metals reflects long-term exposure (up to a year). Heavy metals bind to keratin during nail formation at the base of the nail and travel distally as the nail grows. Nail clippings represent exposures in the previous 7-12 months. [PMID29287923]
DRUG/TOXICOLOGY; Drugs; Heavy met; Heavy Met Pnl; Metal; Nails; Pan; PANEL.DRUG & TOXICOLOGY; Panl; Pnl; Point in time; Random; Ungal nail

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

Heavy metals panel (Nail)Heavy metals panel - NailHeavy Met Pnl NailHeavy metals panelPANEL.DRUG/TOXHeavy metals panel, Nail-

Frequently asked questions

Code details

Code94574-1
SystemLOINC
Display nameHeavy metals panel (Nail)
DescriptionHeavy metals panel
Short nameHeavy Met Pnl Nail
ComponentHeavy metals panel
Property-
TimingPt
System (specimen)Nail
Scale-
ClassPANEL.DRUG/TOX
StatusACTIVE
Order/ObservationOrder

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.68
Last changed2.68

Consumer names

Heavy metals panel, Nail

Part names

Heavy metals panel-PtNailPoint in time (spot)

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.

LOINC Code 94574-1 | HealthAssure