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.

LOINCActiveObservation

LOINC Code 86667-3: Level of tumor invasion Clark Ql (Skin melanoma)

Name: LOINC Code 86667-3: Level of tumor invasion Clark Ql (Skin melanoma)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T09:00:14.638Z

86667-3 is a LOINC code used to identify Level of tumor invasion Clark Ql (Skin melanoma) 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 Level of tumor invasion. It is commonly used with the system or sample type Skin melanoma.

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 Level of tumor invasion. It is commonly used with the system or sample type Skin melanoma.

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: Observation
Method: Clark

What it does not mean

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

Key facts

Level of tumor invasion in Skin melanoma Qualitative by Clark
Level of tumor invasion
Dermatologic; Epidermis; Finding; Findings; Integument; Levels; Levl; LV; LVL; Ordinal; PATH.HISTO; PATHOLOGY; Point in time; QL; Qual; Qualitative; Random; Screen; Skn; Tumor invasion level

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

Level of tumor invasion Clark Ql (Skin melanoma)Level of tumor invasion in Skin melanoma Qualitative by ClarkTumor invasion level Mel Ql ClarkLevel of tumor invasionPATH.HISTOLevel of tumor invasion, Skin MelanomaFind

Frequently asked questions

Code details

Code86667-3

SystemLOINC

Display nameLevel of tumor invasion Clark Ql (Skin melanoma)

DescriptionLevel of tumor invasion

Short nameTumor invasion level Mel Ql Clark

ComponentLevel of tumor invasion

PropertyFind

TimingPt

System (specimen)Skin melanoma

ScaleOrd

MethodClark

ClassPATH.HISTO

StatusACTIVE

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.61

Last changed2.61

Consumer names

Level of tumor invasion, Skin Melanoma

Part names

Level of tumor invasionFindPtSkin melanomaOrdClarkFindingPoint 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.