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.

LOINCActiveBoth

LOINC Code 74035-7: Abnormal Prion Protein Immune stain Nom (Tiss)

Name: LOINC Code 74035-7: Abnormal Prion Protein Immune stain Nom (Tiss)
Creator: HealthAssure Clinical Team
Published: 2026-05-25T17:13:11.347Z

74035-7 is a LOINC code used to identify Abnormal Prion Protein Immune stain Nom (Tiss) 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 Prion protein.abnormal. It is commonly used with the system or sample type Tiss.

Reviewed by HealthAssure Clinical TeamUpdated 25 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 Prion protein.abnormal. It is commonly used with the system or sample type Tiss.

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: Both
Method: Immune stain

What it does not mean

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

Key facts

Abnormal Prion Protein [Identifier] in Tissue by Immune stain
Prion protein.abnormal
Immunohistochemistry is performed on tissues positive for prion protein to identify the type of TSE (e.g. BSE type-C, atypical BSE H or L types, scrapie, Nor98, etc.).
abn; Abn Prion Prot; abnorm; Bovine spongiform encephalopathy; BSE; Identity or presence; IHC; Imm; Immunohistochemical stain; Immunostain; ImStn; Imun; Imune; Microbiology; Neuro; Neurology; Nominal; Point in time; PR; Prot; PrP; Random; Scrapie; St; Stains; Stn; Tissue; Tissue, unspecified

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.

Related SNOMED CT concepts

705114005SNOMED CT mapping for Abnormal Prion Protein Immune stain Nom (Tiss) (74035-7)

Related observations and tests

SNOMED_CT 705114005high

LOINC Code System

Source: LOINC-SNOMED cooperation package

Common synonyms

Abnormal Prion Protein Immune stain Nom (Tiss)Abnormal Prion Protein [Identifier] in Tissue by Immune stainAbn Prion Prot Tiss ImStnPrion protein.abnormalMICROAbnormal prion protein, TissuePrid

Frequently asked questions

Code details

Code74035-7

SystemLOINC

Display nameAbnormal Prion Protein Immune stain Nom (Tiss)

DescriptionPrion protein.abnormal

Short nameAbn Prion Prot Tiss ImStn

ComponentPrion protein.abnormal

PropertyPrid

TimingPt

System (specimen)Tiss

ScaleNom

MethodImmune stain

ClassMICRO

StatusACTIVE

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.46

Last changed2.46

Consumer names

Abnormal prion protein, Tissue

Part names

Prion protein.abnormalPridPtTissNomImmune stainAbnormal Prion ProteinPresence or IdentityPoint in time (spot)Tissue and Smears

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.