NAACCR Item #2879: CS Site-Specific Factor25
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NAACCR XML: Tumor.csSiteSpecificFactor25
Identifies additional information needed to generate stage, or prognostic factors that have an effect on stage or survival.
CS Site-Specific Factor25 is used to discriminate between CS staging schema or between AJCC chapters where site and histology alone are insufficient to identify the tumor type or location to identify the applicable staging method.