Oropharyngeal (p16-Negative) Cancer pT4b TNM Finding v8

**Semantic type:** Finding

**Definition:** Oropharyngeal (p16-negative) cancer with very advanced local disease. Tumor invades lateral pterygoid muscle, pterygoid plates, lateral nasopharynx, or skull base or encases carotid artery. (from AJCC 8th Ed.)

**Synonyms:** - Oropharyngeal (p16-Negative) Carcinoma pT4b TNM Finding v8