Data Last Updated: Dec. 17, 2025

Oropharynx HPV-Associated [V9: 2026+]

Primary Site Histology Schema Discriminator 2 Year of Diagnosis
C019, C024, C051-C052, C090-C091, C098-C099, C100-C104, C108-C109 8000-8700 2 2026-9998, 9999, <BLANK>

SSDI Data Items

Name Default Value Used for Staging NAACCR Item Required By
Schema Discriminator 2 9 Yes NAACCR #3927 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 (RC) 2026-
LN Size XX.8 No NAACCR #3883 CCCR/Canada
COC
SEER (RC) 2026-