84883-8
LaboratoryDeepest extent of tumor invasion [Type] in Colorectal cancer specimen
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).
LOINC 6-Axis Classification
Component
Deepest extent of tumor invasion
Property
Type
Time Aspect
Pt
System
Colorectal cancer specimen
Scale Type
Nom
Method Type
N/A
Details
Class
PATH
Order/Observation
Observation
Short Name
Deepest tumor invasion CRC spec
Display Name
Deepest extent of tumor invasion Nom (Colorectal cancer specimen)
Related Names
Frequently Asked Questions
What is LOINC code 84883-8?
LOINC code 84883-8 identifies "Deepest extent of tumor invasion [Type] in Colorectal cancer specimen". 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).
What does 84883-8 measure?
This code measures Deepest extent of tumor invasion in Colorectal cancer specimen. It belongs to the PATH class in the LOINC classification.
What is LOINC?
LOINC (Logical Observation Identifiers Names and Codes) is a universal standard for identifying laboratory and clinical observations. It is maintained by the Regenstrief Institute and used worldwide for health data exchange.