NAACCR Item #2910: CS Site-Specific Factor 4

Item # Length Source of Standard Year Implemented Version Implemented Year Retired Version Retired
2,910 3 AJCC 2003 10

NAACCR XML: Tumor.csSiteSpecificFactor4


Identifies additional information needed to generate stage, or prognostic factors that have an effect on stage or survival.


Site-specific factors are used to record additional staging information needed by Collaborative Staging to derive TNM and/or SEER Summary Stage codes for particular site-histology schema.