Alternate Name Item# Length Source of Standard Column #
CS Regional Nodes Evaluation
CS Reg Nodes Eval
2840 1 AJCC 995-995

Description
Records how the code for CS Lymph Nodes [2830] was determined, based on the diagnostic
methods employed.

Rationale
This data item is used by Collaborative Staging to describe whether the staging basis for the TNM-N 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 (http://cancerstaging.org), for rules and site-specific codes and coding structures.)