Organization

Field Name

ID

Required

KCR

EOD Schema Discriminator 2

30123

 

SEER

Schema Discriminator 2

3927

 

Note 1 A schema discriminator is used to discriminate between oropharyngeal tumors that are p16 positive and oropharyngeal tumors that are p16 negative OR p16 status unknown.

Note 2 Only the HPV p16+ test can be used for this chapter. If another HPV test is done, code 9.

  • Chapter 10 HPV-Mediated (p16+) Oropharyngeal Cancer (see code 2)
    Used to stage for the following p16 (plus) (positive)
  • Chapter 11 Oropharynx (p16-) and Hypopharynx
    Used to stage for the following

p16 expression of weak intensity or limited distribution (see code 1)
p16 without an immunostain performed (see code 9)

Code

Description

Disease

1

p16 Negative; Nonreactive

11.1: Oropharynx (p16-)

2

p16 Positive; HPV Positive; Diffuse, Strong reactivity

10: HPV-Mediated (p16+) Oropharyngeal Cancer

9

Not tested for p16; Unknown

11.1: Oropharynx (p16-)