Alternate Name Item# Length Source of Standard Column #
Derived 7 M Storage Code 3420 3 AJCC 1122-1124

Description
This item is the derived AJCC "M" staging element from coded fields using the CS algorithm. Effective for cases diagnosed 2010+.

Rationale
Derived AJCC-7 T can be used to evaluate disease spread at diagnosis, plan and track treatment patterns, and analyze outcomes.

Codes (See the most current version of the Collaborative Stage Data Collection System (http://cancerstaging.org/cstage/manuals.html), for rules and site-specific codes and coding structures.)