T Staging of Oral Pharyngeal Squamous Cell Carcinoma (OPSCC) Human Papilloma Virus (HPV) Negative

  • TX – Primary tumor cannot be assessed
  • Tis – Carcinoma in situ
  • T1 – Tumor 2 cm or smaller in greatest dimension
  • T2 – Tumor larger than 2 cm but not larger than 4 cm in greatest dimensión
  • T3 – Tumor larger than 4 cm in greatest dimensión or extensión to lingual surface of epiglottis
  • T4 – Moderately advanced or very advanced local disease
    • T4a – Moderately advanced local disease
      • Tumor invades the larynx, extrinsic muscle of tongue, medial pterygoid, hard palate, or mandible
    • T4b – Very advanced local disease
      • Tumor invades lateral pterygoid muscle, pterygoid plates, lateral nasopharynx, or skull base or encases carotid artery

#Arrangoiz #HeadandNeckSurgeon #CancerSurgeon #SurgicalOncology #OropharyngealCancer #Teacher #Surgeon

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