84883-8

LOINC 2.82

Deepest extent of tumor invasion [Type] in Colorectal cancer specimen

Deepest tumor invasion CRC spec

Definition

  • The deepest extent or maximum degree of local tumor invasion into or through the bowel wall. Results are based on the T component of the TNM staging system, as outlined in the AJCC Cancer Staging Manual.[PMID: 20180029] Invasion depths include submucosa (pT1), muscularis propria (pT2), through muscularis propria into pericolorectal tissues (pT3), penetrating the visceral peritoneum (pT4a), and directly invading or adherent to other organs or structures (pT4b). This term was created for, but not limited in use to, the Colorectal Cancer Structured Reporting Protocol (2nd Edition, 2012) developed by the Royal College of Pathologists of Australasia (RCPA).

Component

  • Deepest extent of tumor invasion

Specimen / system

  • Colorectal cancer specimen

Class

  • PATH

Property

  • Type

Scale

  • Nom

Related names

  • CA; Ca spec; Clark level; Clarks level; CRC spec; Deepest tumor invasion; Nominal; Pathology; Point in time; Random; Spec; Typ

Index terms

  • CA
  • Ca spec
  • Clark level
  • Clarks level
  • CRC spec
  • Deepest tumor invasion
  • Nominal
  • Pathology
  • Point in time
  • Random
  • Spec
  • Typ