Schema Discriminator 2: Oropharyngeal p16

This input is used for staging

Notes

**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. If another HPV test is done, code 9. * **00100: Oropharynx HPV-Mediated (p16+) (see code 2)** * Used for p16 (+) (positive) * **00111: Oropharynx (p16-)** * p16 expression of weak intensity or limited distribution (see code 1) * p16 without an immunostain performed (see code 9)

Default

9

NAACCR Item

NAACCR #3927

Metadata

SSDI
Code Description Schema ID #/Description
1 p16 Negative; Nonreactive 00111: Oropharynx (p16-)
2 p16 Positive; HPV Positive; Diffuse, Strong reactivity 00100: Oropharynx HPV-Mediated (p16+)
9 Not tested for p16; Unknown 00111: Oropharynx (p16-)