21855-2
ClinicalPrimary site Cancer
Definition
Code for the primary site of the tumor being reported using either ICD-O-2 or ICD-O-3. NAACCR adopted ICD-O-2 as the standard coding system for tumors diagnosed beginning January 1, 1992. In addition, NAACCR recommended that tumors diagnosed prior to 1992 be converted to ICD-O-2. The topography (primary site) codes have not changed between ICD-O-2 and ICD-O-3... NAACCR Data Standards and Data Dictionary Version 11
LOINC 6-Axis Classification
Component
Primary site
Property
Anat
Time Aspect
Pt
System
Cancer.XXX
Scale Type
Nom
Method Type
N/A
Details
Class
TUMRRGT
Order/Observation
N/A
Short Name
Primary site Cancer
Related Names
Frequently Asked Questions
What is LOINC code 21855-2?
LOINC code 21855-2 identifies "Primary site Cancer". Code for the primary site of the tumor being reported using either ICD-O-2 or ICD-O-3. NAACCR adopted ICD-O-2 as the standard coding system for tumors diagnosed beginning January 1, 1992. In addition, NAACCR recommended that tumors diagnosed prior to 1992 be converted to ICD-O-2. The topography (primary site) codes have not changed between ICD-O-2 and ICD-O-3... NAACCR Data Standards and Data Dictionary Version 11
What does 21855-2 measure?
This code measures Primary site in Cancer.XXX. It belongs to the TUMRRGT 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.