LOINCActiveObservation

LOINC Code 85340-8: DCIS necrosis LM Nom (Breast cancer specimen)

85340-8 is a LOINC code used to identify DCIS necrosis LM Nom (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 DCIS necrosis. 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 DCIS necrosis. 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

  • DCIS necrosis [Type] in Breast cancer specimen by Light microscopy
  • DCIS necrosis
  • Br ca spec; Brst; CA; Ca spec; Ductal carcinoma in situ; LM; Micro; Micros; Microscopic; Nominal; Pathology; Point in time; Random; Spec; Typ

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

DCIS necrosis LM Nom (Breast cancer specimen)DCIS necrosis [Type] in Breast cancer specimen by Light microscopyDCIS necrosis Br ca spec MicroDCIS necrosisPATHDCIS necrosis, Breast cancer specimenType

Frequently asked questions

Code details

Code85340-8
SystemLOINC
Display nameDCIS necrosis LM Nom (Breast cancer specimen)
DescriptionDCIS necrosis
Short nameDCIS necrosis Br ca spec Micro
ComponentDCIS necrosis
PropertyType
TimingPt
System (specimen)Breast cancer specimen
ScaleNom
MethodMicroscopy.light
ClassPATH
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.61
Last changed2.61

Consumer names

DCIS necrosis, Breast cancer specimen

Part names

DCIS necrosisTypePtBreast cancer specimenNomMicroscopy.lightPoint 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.