NAACCR Item #390: Date of Diagnosis

Item # Length Source of Standard Year Implemented Version Implemented Year Retired Version Retired
390 8 SEER/CoC

NAACCR XML: Tumor.dateOfDiagnosis

Alternate Names
   Date of Initial Diagnosis (CoC)
Date of initial diagnosis by a recognized medical practitioner for the tumor being reported whether clinically or microscopically confirmed. See Chapter X for date format.

For more discussion on determining date of diagnosis, consult the SEER Program Coding and Staging Manual or CoC STORE manual.