NAACCR Item #2820: CS Tumor Size/Ext Eval

Item # Length Source of Standard Year Implemented Version Implemented Year Retired Version Retired
2820 1 AJCC 2003 10

NAACCR XML: Tumor.csTumorSizeExtEval

Alternate Names
   CS Tumor Size/Extension Evaluation
   CS TS/Ext-Eval
Records how the codes for the two items CS Tumor Size [2800] and CS Extension [2810] were determined, based on the diagnostic methods employed.
This item is used by Collaborative Staging to describe whether the staging basis for the TNM-T code is clinical or pathological and to record applicable prefix and suffix descriptors used with TNM staging.
Codes (See the most current version of the Collaborative Stage Data Collection System (,13 for rules and site-specific codes and coding structures.)