Alternate Name Item # Length Source of Standard Implemented Year Implemented Version Retired Year Retired Version Column #
521 5 2001 9 550 - 554
Description
The name for a group of subfields describing the type and behavior of the tumor being reported using ICD-O-3 codes.

Group names appear only in the data dictionary and Appendix E.

Subfields
Histologic Type ICD-O-3 [522]
Behavior Code ICD-O-3 [523]