LOINCObservation

LOINC Code 42801-1: Histology grade Nottingham combined Nom (Cancer specimen)

42801-1 is a LOINC code used to identify Histology grade Nottingham combined Nom (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 Histology grade. It is commonly used with the system or sample type 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 Histology grade. It is commonly used with the system or sample type 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: DEPRECATED
  • Order vs observation: Observation
  • Method: Nottingham combined

What it does not mean

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

Key facts

  • Deprecated Histology grade in Cancer specimen by Nottingham combined
  • Histology grade
  • CA; Ca spec; Identity or presence; Nominal; Pathology; PATHOLOGY PROTOCOLS; PATHOLOGY PROTOCOLS general; Point in time; Random; Spec

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

Histology grade Nottingham combined Nom (Cancer specimen)Deprecated Histology grade in Cancer specimen by Nottingham combinedDeprecated Histology grade Ca spec NottiHistology gradePATH.PROTOCOLS.GENERHistology grade, Cancer specimenPrid

Frequently asked questions

Code details

Code42801-1
SystemLOINC
Display nameHistology grade Nottingham combined Nom (Cancer specimen)
DescriptionHistology grade
Short nameDeprecated Histology grade Ca spec Notti
ComponentHistology grade
PropertyPrid
TimingPt
System (specimen)Cancer specimen
ScaleNom
MethodNottingham combined
ClassPATH.PROTOCOLS.GENER
StatusDEPRECATED
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.16
Last changed2.61

Consumer names

Histology grade, Cancer specimen

Part names

Histology gradePridPtCancer specimenNomNottingham combinedPresence or IdentityPoint 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.