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 85316-8: Extent of superior margin carcinoma involvement LM Ql (Breast cancer specimen)

Name: LOINC Code 85316-8: Extent of superior margin carcinoma involvement LM Ql (Breast cancer specimen)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T09:00:13.315Z

85316-8 is a LOINC code used to identify Extent of superior margin carcinoma involvement LM Ql (Breast cancer specimen) 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 Extent of superior margin carcinoma involvement. It is commonly used with the system or sample type Breast cancer specimen.

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 Extent of superior margin carcinoma involvement. It is commonly used with the system or sample type Breast cancer specimen.

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: Microscopy.light

What it does not mean

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

Key facts

Extent of superior margin carcinoma involvement in Breast cancer specimen Qualitative by Light microscopy
Extent of superior margin carcinoma involvement
Br ca spec; Brst; CA; Ca spec; Finding; Findings; LM; Micro; Micros; Microscopic; Ordinal; PATHOLOGY; Point in time; QL; Qual; Qualitative; Random; Screen; Spec; Sup marg Ca extent

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

Extent of superior margin carcinoma involvement LM Ql (Breast cancer specimen)Extent of superior margin carcinoma involvement in Breast cancer specimen Qualitative by Light microscopySup marg Ca extent Br ca spec Ql MicroExtent of superior margin carcinoma involvementPATHExtent of superior margin Carcinoma involvement, Breast cancer specimenFind

Frequently asked questions

Code details

Code85316-8

SystemLOINC

Display nameExtent of superior margin carcinoma involvement LM Ql (Breast cancer specimen)

DescriptionExtent of superior margin carcinoma involvement

Short nameSup marg Ca extent Br ca spec Ql Micro

ComponentExtent of superior margin carcinoma involvement

PropertyFind

TimingPt

System (specimen)Breast cancer specimen

ScaleOrd

MethodMicroscopy.light

ClassPATH

StatusACTIVE

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.61

Last changed2.61

Consumer names

Extent of superior margin Carcinoma involvement, Breast cancer specimen

Part names

Extent of superior margin carcinoma involvementFindPtBreast cancer specimenOrdMicroscopy.lightFindingPoint in time (spot)Light microscopy

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.