Data Last Updated: Sept. 13, 2023

Nasopharynx

Primary Site Histology Schema Discriminator 1
C110, C112-C113, C118-C119 8000-8700 <Any value>
C111 8000-8700 1

SSDI Data Items

Name Default Value Used for Staging NAACCR Item Required By
Schema Discriminator 1 <BLANK> Yes NAACCR #3926 All
Grade Clinical 9 Yes NAACCR #3843 All
Grade Pathological 9 Yes NAACCR #3844 All
Grade Post Therapy Clin (yc) <BLANK> No NAACCR #1068 COC
NPCR
SEER
Grade Post Therapy Path (yp) <BLANK> No NAACCR #3845 CCCR/Canada
COC
NPCR
SEER
Extranodal Exten H&N Clin 8 No NAACCR #3831 COC
SEER (RC)
Extranodal Exten H&N Path X.8 No NAACCR #3832 CCCR/Canada
COC
SEER
Lymph Nodes Size of Mets XX.8 No NAACCR #3883 CCCR/Canada
COC
SEER