Item # Length Source of Standard Year Implemented Version Implemented Year Retired Version Retired
460 1 NAACCR

NAACCR XML: Tumor.siteCodingSysOriginal

Description
Code that best describes how primary site was originally coded. If converted, this field shows the original coding system used.
Codes
1ICD-8 and MOTNAC
2ICD-9
3ICD-O, First Edition
4ICD-O, Second Edition
5ICD-O, Third Edition
6ICD-10
9Other